Climate for Station: Tokyo, Japan
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Station Statistics
10-Year Trend
High: +0.97 °C/decade
Low: +1.20 °C/decade
Rain: -0.15 mm/decade
25-Year Trend
High: +0.51 °C/decade
Low: -0.09 °C/decade
Rain: -0.01 mm/decade
50-Year Trend
High: +0.35 °C/decade
Low: +0.25 °C/decade
Rain: +0.13 mm/decade
All-Time Trend
High: +0.19 °C/decade
Low: +0.32 °C/decade
Rain: +0.06 mm/decade
Percentage Above-Average Days
Last 12 Months: 53.2%
This Year: 66.7%
Precipitation Concentration Index (PCI) ℹ️
Last 12 Months: 12.3
Historical Average: 14.0
Percentile Rank of Last 12 Months ℹ️
High: 97th percentile
Low: 96th percentile
Rain: 49th percentile
Change in Variance ℹ️
High: +4.4%
Low: +0.9%
Intraday: +3.8%
Data Coverage
97.8%
First Year of Data
1946
Station Location
Weather Records
| Max High | Avg High | Min High | Max Avg | Avg Avg | Min Avg | Max Low | Avg Low | Min Low | Max Precipitation | Avg Precipitation | Max Snow | Avg Snow | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Record | 39.5 °C | — | -0.2 °C | 33.9 °C | — | -1.7 °C | 30.5 °C | — | -6.3 °C | 371.9 mm | — | — | — |
| January | 22.6 °C | 9.7 °C | 0.7 °C | 16.1 °C | 5.5 °C | -0.7 °C | 13.3 °C | 1.6 °C | -6.3 °C | 63.0 mm | 1.7 mm | — | — |
| February | 24.5 °C | 10.3 °C | -0.2 °C | 18.1 °C | 6.2 °C | -1.7 °C | 15.8 °C | 2.2 °C | -5.9 °C | 59.5 mm | 2.1 mm | — | — |
| March | 25.6 °C | 13.4 °C | 2.7 °C | 19.9 °C | 9.2 °C | 0.4 °C | 16.0 °C | 5.1 °C | -4.4 °C | 83.0 mm | 3.7 mm | — | — |
| April | 28.9 °C | 18.7 °C | 4.3 °C | 23.2 °C | 14.5 °C | 3.7 °C | 20.3 °C | 10.4 °C | 0.3 °C | 113.0 mm | 4.4 mm | — | — |
| May | 32.6 °C | 23.1 °C | 9.6 °C | 28.4 °C | 19.0 °C | 8.1 °C | 25.7 °C | 15.2 °C | 4.0 °C | 131.1 mm | 4.6 mm | — | — |
| June | 36.4 °C | 25.5 °C | 12.9 °C | 30.8 °C | 22.0 °C | 12.1 °C | 26.6 °C | 18.9 °C | 10.3 °C | 225.5 mm | 6.0 mm | — | — |
| July | 39.5 °C | 29.4 °C | 16.4 °C | 33.9 °C | 25.8 °C | 15.3 °C | 29.8 °C | 22.9 °C | 14.0 °C | 126.0 mm | 4.6 mm | — | — |
| August | 39.1 °C | 31.1 °C | 19.6 °C | 33.7 °C | 27.3 °C | 18.6 °C | 30.5 °C | 24.3 °C | 15.9 °C | 169.5 mm | 4.7 mm | — | — |
| September | 38.1 °C | 27.1 °C | 15.9 °C | 32.1 °C | 23.6 °C | 14.5 °C | 28.7 °C | 20.7 °C | 11.1 °C | 371.9 mm | 6.8 mm | — | — |
| October | 32.6 °C | 21.6 °C | 11.0 °C | 26.9 °C | 18.0 °C | 8.9 °C | 24.8 °C | 14.8 °C | 5.9 °C | 177.0 mm | 6.2 mm | — | — |
| November | 26.7 °C | 16.8 °C | 5.8 °C | 22.9 °C | 12.9 °C | 1.9 °C | 18.9 °C | 9.3 °C | -0.7 °C | 103.9 mm | 3.1 mm | — | — |
| December | 24.8 °C | 12.1 °C | 2.8 °C | 19.4 °C | 8.0 °C | 0.2 °C | 14.0 °C | 4.2 °C | -4.2 °C | 82.5 mm | 1.7 mm | — | — |
Plots
Current Year Climate Trends vs Historical
Max Temperature this Year | 1 of 4
Climate 12-Month Moving Averages
Max Temperature 12-Month MA | 1 of 4
Daily Average Temperatures Throughout the Year
Average Max Temperature Throughout Year | 1 of 3
