Washington Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Washington.
Climate overview of Washington
The climate in Washington, Tyne and Wear, United Kingdom, is marked by large temperature swings across the seasons, ranging from 21°C (70°F) in July to 8°C (46°F) in January.
The city receives around 763 mm (30 in) of rain/snowfall per year. It experiences pleasant summers and cold winters. August is the wettest month and March the driest. The sunniest month is May, with 6.4 hours of sunshine per day on average.
Washington Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Washington - and find the best time to visit.
Monthly Temperature in Washington
In Washington, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a pleasant 21°C (70°F) in July to a chilly 8°C (46°F) in January.
Nighttime temperatures range from 12°C (54°F) in July to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Washington
On average, Washington receives a reasonable amount of rain/snowfall, with an annual precipitation of 763 mm (30 in). The wettest period in Washington occurs in August, which receives around 75 mm (3 in) of precipitation. During the driest month, March, Washington experiences moderate rainfall, totaling 51 mm (2 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Washington Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Washington
In Washington, summer days are longer and more sunny, with daily sunshine hours peaking at 6.4 hours in May. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 1.8 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Best Time to Visit Washington
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: May and July
- Seasonal pattern: Pleasant summers and cold winters
Frequently asked questions about the climate in Washington
What is the best time to visit Washington?
July and August typically offer the most optimal weather in Washington. In contrast, January, February and December tend to have less optimal conditions. Washington has pleasant summers and cold winters.
What temperatures can I expect in Washington?
Daytime highs range from 8°C (46°F) in January to 21°C (70°F) in July. Nighttime lows range from 3°C (37°F) to 12°C (54°F). Temperatures vary considerably through the year.
How much rain does Washington get?
Annual rainfall is around 763 mm (30 in). August is the wettest month with 75 mm (3 in), while March is the driest with 51 mm (2 in).
How sunny is Washington?
Washington receives around 1,528 hours of sunshine per year. May is the sunniest month with 192 hours, while December is the cloudiest with just 53 hours.
Washington 3-Day Forecast
Washington 3-Day Forecast
Washington on the map
Washington is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
London
23°C (73°F) Bath22°C (72°F) York22°C (72°F) Manchester
21°C (70°F) Edinburgh
19°C (66°F) Glasgow19°C (66°F) Torquay20°C (68°F) Blackpool19°C (66°F) 
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