Insights & anomaly report
Statistical anomaly detection with narrative summaries and a searchable raw-data explorer.
Flagged anomalies
4421
at |z| ≥ 2.0
Automated climate insights
Heatwave
Toronto · Sep 2018
Toronto ran +4.73 °C above its 1961–1990 baseline in September 2018 — a 6.8σ heat departure with 0 extreme-heat days that month.
Heatwave
Toronto · Sep 2022
Toronto ran +4.65 °C above its 1961–1990 baseline in September 2022 — a 6.7σ heat departure with 0 extreme-heat days that month.
Heatwave
Buenos Aires · Jun 2023
Buenos Aires ran +4.07 °C above its 1961–1990 baseline in June 2023 — a 6.7σ heat departure with 0 extreme-heat days that month.
Heatwave
Toronto · Jun 2023
Toronto ran +4.82 °C above its 1961–1990 baseline in June 2023 — a 6.4σ heat departure with 3 extreme-heat days that month.
Heatwave
New York · Aug 2015
New York ran +3.91 °C above its 1961–1990 baseline in August 2015 — a 6.0σ heat departure with 4 extreme-heat days that month.
Heatwave
Nairobi · May 2023
Nairobi ran +5.52 °C above its 1961–1990 baseline in May 2023 — a 5.9σ heat departure with 0 extreme-heat days that month.
Anomaly timeline
Points sized by |z|, coloured by category.
Extreme events by decade
Data explorer
Most recent 200 monthly records matching the search. Full history available via the Comparison CSV export.
| Date | Region | Continent | Mean °C | Anomaly °C | Precip mm | SPI |
|---|---|---|---|---|---|---|
| 2025-12 | Sao Paulo | South America | 27.0 | 3.1 | 105.4 | 0.13 |
| 2025-12 | Toronto | North America | -0.8 | 2.53 | 78.5 | -0.42 |
| 2025-12 | Singapore | Asia | 28.6 | 2.14 | 383.0 | 1.5 |
| 2025-12 | Tokyo | Asia | 9.4 | 2.14 | 102.4 | -1.78 |
| 2025-12 | Beijing | Asia | 2.9 | 1.78 | 73.9 | 0.57 |
| 2025-12 | Berlin | Europe | 4.3 | 3.66 | 67.1 | 0.55 |
| 2025-12 | London | Europe | 7.1 | 2.2 | 38.8 | -1.79 |
| 2025-12 | Nairobi | Africa | 22.7 | 2.08 | 142.7 | 1.58 |
| 2025-12 | Madrid | Europe | 8.7 | 2.48 | 29.0 | -1.14 |
| 2025-12 | Mumbai | Asia | 26.9 | 2.95 | 238.6 | 0.0 |
| 2025-12 | Los Angeles | North America | 16.3 | 3.19 | 24.3 | -1.09 |
| 2025-12 | Lagos | Africa | 26.7 | 1.27 | 330.0 | 1.84 |
| 2025-12 | Mexico City | North America | 15.0 | 2.06 | 98.7 | 0.03 |
| 2025-12 | New York | North America | 3.3 | 0.94 | 125.3 | -0.01 |
| 2025-12 | Cairo | Africa | 16.9 | 2.29 | 7.9 | 1.42 |
| 2025-12 | Moscow | Europe | -3.5 | 3.28 | 87.1 | 1.01 |
| 2025-12 | Sydney | Oceania | 26.2 | 1.2 | 0.0 | -1.53 |
| 2025-12 | Buenos Aires | South America | 26.6 | 1.81 | 73.3 | 0.43 |
| 2025-11 | London | Europe | 9.8 | 2.12 | 45.2 | -0.68 |
| 2025-11 | Los Angeles | North America | 18.2 | 2.73 | 28.1 | 0.05 |
| 2025-11 | Buenos Aires | South America | 23.4 | 1.77 | 61.3 | -0.68 |
| 2025-11 | Mexico City | North America | 17.4 | 3.08 | 154.8 | 1.71 |
| 2025-11 | Sydney | Oceania | 23.3 | 1.34 | 75.4 | 0.43 |
| 2025-11 | Singapore | Asia | 30.1 | 3.09 | 307.0 | 0.24 |
| 2025-11 | Moscow | Europe | 1.4 | 2.73 | 48.5 | -0.84 |
| 2025-11 | Madrid | Europe | 11.8 | 1.66 | 31.8 | -0.55 |
| 2025-11 | Nairobi | Africa | 20.7 | 1.09 | 96.1 | -0.66 |
| 2025-11 | Lagos | Africa | 29.9 | 3.94 | 287.0 | 1.55 |
| 2025-11 | New York | North America | 9.3 | 2.7 | 55.9 | -1.52 |
| 2025-11 | Sao Paulo | South America | 23.6 | 1.66 | 47.3 | -1.17 |
| 2025-11 | Mumbai | Asia | 27.8 | 2.45 | 440.9 | 2.36 |
| 2025-11 | Berlin | Europe | 7.7 | 3.05 | 45.0 | -0.55 |
| 2025-11 | Tokyo | Asia | 13.9 | 2.99 | 131.2 | -0.1 |
| 2025-11 | Toronto | North America | 5.3 | 3.53 | 44.5 | -1.16 |
| 2025-11 | Cairo | Africa | 20.4 | 2.59 | 5.5 | 0.06 |
| 2025-11 | Beijing | Asia | 8.9 | 2.6 | 50.3 | -0.66 |
| 2025-10 | London | Europe | 14.7 | 3.21 | 70.0 | 0.98 |
| 2025-10 | Tokyo | Asia | 19.3 | 2.73 | 88.1 | -1.07 |
| 2025-10 | Madrid | Europe | 17.7 | 2.01 | 33.4 | 0.22 |
| 2025-10 | Moscow | Europe | 10.2 | 3.68 | 30.4 | -1.5 |
| 2025-10 | Berlin | Europe | 11.5 | 1.34 | 26.1 | -1.06 |
| 2025-10 | Beijing | Asia | 16.0 | 2.31 | 65.7 | 1.02 |
| 2025-10 | Sao Paulo | South America | 21.9 | 1.85 | 181.4 | 0.99 |
| 2025-10 | Los Angeles | North America | 20.8 | 1.84 | 24.9 | 0.04 |
| 2025-10 | Nairobi | Africa | 20.8 | 2.39 | 97.0 | -0.28 |
| 2025-10 | Singapore | Asia | 30.4 | 2.77 | 462.9 | 2.35 |
| 2025-10 | Lagos | Africa | 30.1 | 3.05 | 178.4 | -0.15 |
| 2025-10 | Mexico City | North America | 17.4 | 0.43 | 113.0 | 0.32 |
| 2025-10 | Cairo | Africa | 25.2 | 2.8 | 6.2 | 0.65 |
| 2025-10 | Toronto | North America | 12.3 | 3.72 | 66.1 | 0.18 |
| 2025-10 | Mumbai | Asia | 28.4 | 1.04 | 379.8 | 1.54 |
| 2025-10 | Sydney | Oceania | 19.9 | 1.53 | 42.9 | -1.28 |
| 2025-10 | New York | North America | 15.2 | 2.03 | 130.7 | 1.12 |
| 2025-10 | Buenos Aires | South America | 19.3 | 1.71 | 72.7 | -0.53 |
| 2025-09 | Mexico City | North America | 22.2 | 3.24 | 266.1 | 2.9 |
| 2025-09 | New York | North America | 22.4 | 2.85 | 40.0 | -0.97 |
| 2025-09 | Beijing | Asia | 23.5 | 2.82 | 31.9 | -0.37 |
| 2025-09 | Berlin | Europe | 19.5 | 3.8 | 37.2 | -0.18 |
| 2025-09 | Toronto | North America | 17.5 | 2.11 | 31.0 | -1.35 |
| 2025-09 | Buenos Aires | South America | 17.8 | 3.97 | 79.1 | -0.74 |
| 2025-09 | Sydney | Oceania | 16.3 | 1.78 | 80.0 | -0.81 |
| 2025-09 | Tokyo | Asia | 23.1 | 1.54 | 122.3 | 0.46 |
| 2025-09 | London | Europe | 17.9 | 2.46 | 43.0 | 0.33 |
| 2025-09 | Los Angeles | North America | 22.1 | 0.25 | 33.8 | 0.95 |
| 2025-09 | Lagos | Africa | 29.6 | 1.62 | 338.1 | -0.12 |
| 2025-09 | Singapore | Asia | 30.4 | 1.98 | 656.0 | 2.47 |
| 2025-09 | Madrid | Europe | 24.0 | 3.24 | 18.8 | -1.29 |
| 2025-09 | Sao Paulo | South America | 19.3 | 1.56 | 243.8 | -1.51 |
| 2025-09 | Cairo | Africa | 30.4 | 3.2 | 3.5 | -0.18 |
| 2025-09 | Nairobi | Africa | 19.2 | 2.23 | 193.2 | 0.36 |
| 2025-09 | Mumbai | Asia | 32.8 | 3.37 | 559.8 | 1.3 |
| 2025-09 | Moscow | Europe | 14.7 | 0.58 | 74.2 | 2.04 |
| 2025-08 | New York | North America | 27.2 | 3.19 | 0.0 | -2.08 |
| 2025-08 | Moscow | Europe | 23.7 | 3.73 | 31.8 | -0.23 |
| 2025-08 | Singapore | Asia | 31.8 | 2.54 | 606.5 | 1.92 |
| 2025-08 | Sydney | Oceania | 14.9 | 2.94 | 87.5 | -1.06 |
| 2025-08 | Lagos | Africa | 32.3 | 3.83 | 378.4 | 0.72 |
| 2025-08 | Mexico City | North America | 23.7 | 3.14 | 224.2 | 1.4 |
| 2025-08 | Berlin | Europe | 21.5 | 2.13 | 33.4 | 0.2 |
| 2025-08 | Toronto | North America | 22.9 | 2.17 | 34.8 | -0.43 |
| 2025-08 | Beijing | Asia | 29.3 | 3.01 | 18.8 | -1.21 |
| 2025-08 | Mumbai | Asia | 34.0 | 3.14 | 659.5 | 3.61 |
| 2025-08 | Cairo | Africa | 34.0 | 3.24 | 2.6 | -0.23 |
| 2025-08 | Tokyo | Asia | 27.8 | 2.39 | 92.4 | 0.26 |
| 2025-08 | London | Europe | 19.9 | 1.86 | 7.7 | -1.63 |
| 2025-08 | Nairobi | Africa | 20.2 | 3.99 | 186.6 | 0.46 |
| 2025-08 | Los Angeles | North America | 26.0 | 2.01 | 14.0 | -0.56 |
| 2025-08 | Buenos Aires | South America | 13.4 | 2.43 | 109.5 | 0.35 |
| 2025-08 | Sao Paulo | South America | 18.8 | 2.34 | 423.6 | 1.99 |
| 2025-08 | Madrid | Europe | 26.7 | 2.12 | 33.7 | 0.9 |
| 2025-07 | Singapore | Asia | 29.7 | 0.3 | 470.6 | -0.16 |
| 2025-07 | Tokyo | Asia | 27.8 | 0.8 | 169.5 | 1.86 |
| 2025-07 | Mumbai | Asia | 34.2 | 2.84 | 494.2 | 0.29 |
| 2025-07 | Sydney | Oceania | 13.0 | 1.79 | 78.1 | -1.47 |
| 2025-07 | Berlin | Europe | 22.9 | 1.49 | 9.4 | -1.57 |
| 2025-07 | Beijing | Asia | 31.5 | 3.43 | 38.2 | 0.16 |
| 2025-07 | Toronto | North America | 25.4 | 2.72 | 57.9 | 0.53 |
| 2025-07 | New York | North America | 27.4 | 1.89 | 85.5 | 1.28 |
| 2025-07 | Lagos | Africa | 32.5 | 3.39 | 197.7 | -3.03 |
| 2025-07 | Mexico City | North America | 23.0 | 1.47 | 181.3 | -0.11 |
| 2025-07 | Los Angeles | North America | 27.5 | 2.21 | 4.2 | -1.45 |
| 2025-07 | Nairobi | Africa | 18.0 | 1.85 | 217.1 | 1.58 |
| 2025-07 | Cairo | Africa | 35.0 | 2.98 | 1.7 | -0.94 |
| 2025-07 | Moscow | Europe | 25.3 | 3.31 | 13.1 | -1.19 |
| 2025-07 | Madrid | Europe | 29.2 | 3.5 | 9.9 | -1.17 |
| 2025-07 | Buenos Aires | South America | 13.3 | 3.14 | 100.4 | -0.13 |
| 2025-07 | London | Europe | 21.9 | 2.81 | 47.0 | 0.87 |
| 2025-07 | Sao Paulo | South America | 19.4 | 4.12 | 411.1 | 1.42 |
| 2025-06 | Cairo | Africa | 32.3 | 1.33 | 2.0 | -1.11 |
| 2025-06 | Nairobi | Africa | 18.5 | 1.97 | 188.4 | 0.07 |
| 2025-06 | Mumbai | Asia | 33.4 | 2.56 | 544.3 | 1.04 |
| 2025-06 | Lagos | Africa | 32.2 | 3.52 | 436.9 | 1.69 |
| 2025-06 | Beijing | Asia | 29.5 | 3.33 | 44.8 | 0.69 |
| 2025-06 | London | Europe | 20.5 | 2.42 | 28.3 | -0.27 |
| 2025-06 | Moscow | Europe | 23.5 | 3.83 | 47.9 | 0.42 |
| 2025-06 | Mexico City | North America | 22.9 | 2.11 | 171.4 | -0.18 |
| 2025-06 | Singapore | Asia | 30.7 | 1.5 | 554.3 | 1.22 |
| 2025-06 | Sao Paulo | South America | 19.5 | 3.48 | 478.2 | 3.52 |
| 2025-06 | Buenos Aires | South America | 11.7 | 0.75 | 148.9 | 1.15 |
| 2025-06 | Madrid | Europe | 26.9 | 2.25 | 27.7 | 0.76 |
| 2025-06 | Sydney | Oceania | 13.9 | 1.75 | 97.3 | -0.72 |
| 2025-06 | Tokyo | Asia | 26.4 | 0.94 | 116.7 | 0.76 |
| 2025-06 | Toronto | North America | 23.7 | 2.94 | 23.9 | -1.09 |
| 2025-06 | Los Angeles | North America | 26.4 | 2.05 | 0.0 | -2.21 |
| 2025-06 | Berlin | Europe | 21.9 | 2.11 | 16.9 | -0.94 |
| 2025-06 | New York | North America | 27.7 | 3.87 | 35.5 | -1.46 |
| 2025-05 | Los Angeles | North America | 24.6 | 2.45 | 16.8 | -0.8 |
| 2025-05 | Nairobi | Africa | 19.5 | 2.33 | 83.0 | -0.77 |
| 2025-05 | Mexico City | North America | 21.1 | 1.96 | 107.9 | -0.26 |
| 2025-05 | Lagos | Africa | 31.5 | 3.4 | 252.8 | 0.89 |
| 2025-05 | New York | North America | 21.8 | 2.6 | 12.4 | -1.86 |
| 2025-05 | Moscow | Europe | 15.8 | 1.73 | 29.4 | -0.94 |
| 2025-05 | Toronto | North America | 16.7 | 0.93 | 68.0 | 0.77 |
| 2025-05 | Sydney | Oceania | 17.0 | 2.17 | 80.6 | -0.95 |
| 2025-05 | Buenos Aires | South America | 17.4 | 3.64 | 126.1 | 0.55 |
| 2025-05 | Singapore | Asia | 31.1 | 2.36 | 360.0 | 1.18 |
| 2025-05 | Cairo | Africa | 29.9 | 2.37 | 3.4 | -0.2 |
| 2025-05 | Madrid | Europe | 24.1 | 3.15 | 28.7 | 0.36 |
| 2025-05 | Tokyo | Asia | 22.8 | 1.58 | 139.1 | 1.08 |
| 2025-05 | Mumbai | Asia | 33.9 | 4.36 | 182.7 | -1.37 |
| 2025-05 | Beijing | Asia | 23.5 | 2.74 | 53.2 | 0.55 |
| 2025-05 | London | Europe | 16.6 | 1.37 | 44.6 | 0.18 |
| 2025-05 | Sao Paulo | South America | 18.6 | 0.64 | 131.3 | -0.6 |
| 2025-05 | Berlin | Europe | 18.9 | 3.49 | 43.8 | 0.2 |
| 2025-04 | Moscow | Europe | 9.7 | 3.27 | 67.8 | 0.68 |
| 2025-04 | Lagos | Africa | 30.3 | 3.24 | 267.4 | 1.48 |
| 2025-04 | Tokyo | Asia | 18.0 | 1.71 | 180.2 | 1.7 |
| 2025-04 | Buenos Aires | South America | 20.9 | 2.88 | 23.3 | -1.86 |
| 2025-04 | Mumbai | Asia | 29.6 | 2.26 | 275.5 | 0.32 |
| 2025-04 | Sydney | Oceania | 20.2 | 1.86 | 88.4 | 0.21 |
| 2025-04 | Berlin | Europe | 11.8 | 1.96 | 53.4 | 0.24 |
| 2025-04 | Toronto | North America | 11.3 | 2.37 | 78.7 | 0.39 |
| 2025-04 | Los Angeles | North America | 21.0 | 2.3 | 24.7 | -0.26 |
| 2025-04 | Sao Paulo | South America | 22.8 | 2.56 | 163.9 | 0.31 |
| 2025-04 | New York | North America | 14.0 | 0.85 | 80.8 | -0.33 |
| 2025-04 | Cairo | Africa | 25.3 | 2.7 | 6.1 | 0.7 |
| 2025-04 | Mexico City | North America | 17.9 | 1.13 | 130.4 | 1.0 |
| 2025-04 | Beijing | Asia | 17.1 | 3.21 | 44.6 | -0.45 |
| 2025-04 | Nairobi | Africa | 21.4 | 2.88 | 107.9 | 0.06 |
| 2025-04 | Madrid | Europe | 19.8 | 3.9 | 40.8 | 0.18 |
| 2025-04 | Singapore | Asia | 28.9 | 0.97 | 349.5 | 0.89 |
| 2025-04 | London | Europe | 13.6 | 2.24 | 40.4 | -1.08 |
| 2025-03 | Los Angeles | North America | 17.9 | 2.29 | 15.2 | -1.32 |
| 2025-03 | Cairo | Africa | 19.7 | 1.82 | 2.2 | -2.47 |
| 2025-03 | Sao Paulo | South America | 24.6 | 2.34 | 129.9 | 0.21 |
| 2025-03 | Tokyo | Asia | 13.3 | 2.42 | 74.2 | -2.11 |
| 2025-03 | Singapore | Asia | 28.3 | 1.41 | 288.4 | -0.04 |
| 2025-03 | Berlin | Europe | 7.8 | 2.94 | 50.7 | -0.57 |
| 2025-03 | Mexico City | North America | 16.1 | 1.74 | 107.0 | 0.38 |
| 2025-03 | Toronto | North America | 5.7 | 3.9 | 67.4 | -0.24 |
| 2025-03 | Nairobi | Africa | 20.5 | 0.95 | 181.7 | 3.42 |
| 2025-03 | Lagos | Africa | 28.8 | 2.48 | 200.7 | 0.07 |
| 2025-03 | Moscow | Europe | 2.4 | 4.09 | 35.1 | -1.65 |
| 2025-03 | Beijing | Asia | 8.2 | 2.45 | 66.2 | 1.08 |
| 2025-03 | Buenos Aires | South America | 24.2 | 2.05 | 86.1 | 0.71 |
| 2025-03 | Mumbai | Asia | 28.0 | 2.53 | 500.7 | 3.26 |
| 2025-03 | Sydney | Oceania | 24.4 | 2.09 | 43.6 | -1.04 |
| 2025-03 | New York | North America | 8.3 | 1.43 | 77.3 | -1.04 |
| 2025-03 | London | Europe | 10.3 | 2.82 | 48.6 | -1.06 |
| 2025-03 | Madrid | Europe | 14.2 | 3.94 | 31.5 | -0.76 |
| 2025-02 | Beijing | Asia | 3.6 | 2.84 | 54.8 | -0.62 |
| 2025-02 | Nairobi | Africa | 23.1 | 2.71 | 119.6 | 0.57 |
| 2025-02 | Cairo | Africa | 14.5 | -0.1 | 4.0 | -0.99 |
| 2025-02 | Sydney | Oceania | 26.3 | 1.5 | 62.9 | 0.24 |
| 2025-02 | Tokyo | Asia | 10.3 | 2.77 | 112.5 | -0.91 |
| 2025-02 | London | Europe | 7.3 | 2.58 | 67.5 | 0.2 |
| 2025-02 | Singapore | Asia | 28.8 | 2.26 | 439.8 | 1.93 |
| 2025-02 | Sao Paulo | South America | 26.8 | 3.0 | 249.6 | 2.81 |
| 2025-02 | Los Angeles | North America | 16.9 | 3.8 | 37.9 | -0.03 |
| 2025-02 | Moscow | Europe | -3.7 | 3.21 | 80.1 | 0.41 |
| 2025-02 | Madrid | Europe | 10.0 | 3.67 | 28.1 | -1.09 |
| 2025-02 | New York | North America | 6.6 | 4.43 | 97.9 | -0.65 |
| 2025-02 | Mexico City | North America | 15.1 | 2.05 | 107.1 | 0.36 |
| 2025-02 | Berlin | Europe | 4.6 | 4.11 | 53.2 | -0.27 |
| 2025-02 | Toronto | North America | -0.4 | 3.13 | 102.8 | 1.39 |
| 2025-02 | Lagos | Africa | 26.8 | 1.82 | 205.6 | 0.39 |
| 2025-02 | Mumbai | Asia | 26.1 | 2.27 | 361.1 | 1.25 |
| 2025-02 | Buenos Aires | South America | 27.6 | 2.94 | 19.7 | -1.15 |
| 2025-01 | Sydney | Oceania | 27.7 | 2.02 | 43.8 | -0.42 |
| 2025-01 | Lagos | Africa | 27.2 | 2.21 | 190.6 | 0.14 |