Weather in Washington
Live weather and 7-day forecast for Washington, United States, followed by what to expect in each month of the year.
Sunrise 07:25 Sunset 18:21 Daylight 10h 56m Sun times →
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7-day forecast
Forecast data from Open-Meteo
Climate in Washington: month by month
Averaged over 2023–2025, the warmest month in Washington is July, with highs around 32 °C (89 °F) and lows around 22 °C (71 °F); the coolest is January, with highs around 7 °C (44 °F) and lows around -1 °C (29 °F). Average lows fall below freezing in January.
Washington gets about 1,219 mm (48 in) of precipitation a year. The wettest month is July (161 mm over about 16 days) and the driest is October (44 mm).
| Month | Avg high | Avg low | Precipitation (in) | Wet days | Daylight |
|---|---|---|---|---|---|
| January | 44° | 29° | 3.2 | 11 | 9h 44m |
| February | 50° | 33° | 2.8 | 8 | 10h 45m |
| March | 59° | 39° | 3.9 | 9 | 11h 55m |
| April | 70° | 49° | 4.1 | 11 | 13h 13m |
| May | 74° | 56° | 5.7 | 13 | 14h 18m |
| June | 85° | 65° | 5.0 | 12 | 14h 53m |
| July | 89° | 71° | 6.3 | 16 | 14h 38m |
| August | 84° | 67° | 4.2 | 12 | 13h 42m |
| September | 79° | 62° | 4.2 | 12 | 12h 28m |
| October | 69° | 50° | 1.7 | 6 | 11h 13m |
| November | 58° | 41° | 2.5 | 8 | 10h 4m |
| December | 47° | 32° | 4.3 | 9 | 9h 27m |
Averages of daily values from the ERA5 reanalysis for 2023–2025 at Washington's coordinates (model elevation 25 m), via Open-Meteo (CC BY 4.0). Three recent years are not a 30-year climate normal; reanalysis smooths local extremes and tends to count more light-rain days than a rain gauge would. Daylight is sunrise to sunset on the 15th of each month.
Weather questions for Washington
What is the hottest month in Washington?
July, with average highs of 32 °C (89 °F) and lows of 22 °C (71 °F) over 2023–2025. The coolest month is January, averaging 7 °C (44 °F) by day and -1 °C (29 °F) at night.
What is the rainiest month in Washington?
July, with about 161 mm of precipitation on roughly 16 days. The driest month is October (44 mm), and the yearly total is around 1,219 mm.
When is the weather mildest in Washington?
Going by the averages, April–May and September–October are the months with average daytime highs between 18 °C and 27 °C (64–81 °F) — warm but not hot. July is the month most likely to bring rain.
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About this forecast
The live forecast comes from Open-Meteo, which blends models from national weather services and is fetched fresh in your browser on each visit. Times in the hourly outlook are Washington local time (America/New_York).