Weather radar Washington DC
Real-time precipitation radar · DC · United States
Washington DC climate table – average temperature, precipitation & sunshine hours
The climate table for Washington DC shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 6.7° | 9.7° | 15.3° | 20.2° | 23.9° | 29.5° | 31.9° | 30° | 26.6° | 21.1° | 14.7° | 9.3° |
| Avg low (°C) | -1.2° | 0.3° | 4.4° | 9.2° | 13.8° | 18.9° | 22.4° | 20.5° | 17° | 10.4° | 4.2° | 0.4° |
| Precipitation (mm) | 91 | 82 | 89 | 70 | 107 | 111 | 144 | 85 | 95 | 62 | 55 | 103 |
| Rainy days | 11 | 10 | 9 | 9 | 13 | 10 | 14 | 10 | 10 | 7 | 8 | 9 |
| Sunshine hours | 193 | 194 | 258 | 281 | 305 | 340 | 366 | 325 | 261 | 253 | 223 | 183 |
| Humidity | 65% | 62% | 57% | 59% | 67% | 65% | 71% | 71% | 72% | 70% | 64% | 67% |
Best time to visit Washington DC
The best time to visit Washington DC is typically August. In this month the average high is 30°C, precipitation is 85 mm and sunshine duration is 325 hours. The annual average high is 19.9°C, total annual precipitation is 1094 mm (120 rainy days/year) and annual sunshine is 3182 hours.
Frequently asked questions about the weather in Washington DC
How up to date is the weather radar for Washington DC?
The weather radar for Washington DC is updated every 5 minutes with new radar data from the US NEXRAD network. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Washington DC?
Besides the rain radar, RadarWeather provides for Washington DC: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Washington DC?
The thunderstorm potential for Washington DC is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Washington DC.
What is the climate like in Washington DC?
Washington DC has an annual average high of 19.9°C. The warmest month is July (avg high 31.9°C), the coldest January (avg low -1.2°C). The wettest month is July with 144 mm, the driest November with 55 mm. Total annual precipitation is 1094 mm (120 rainy days). Annual sunshine is 3182 hours.
Weather radar near Washington DC
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