Seattle Weather in July

What's the weather like in Seattle (Washington) in July 2024?

The climate in Seattle during July can be summarized as warm and dry.

July is in the summer in Seattle and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a comfortable 24°C (75°F), whilst at night 13°C (55°F) is normal.

Seattle weather averages (imperial / metric)
Daytime temperature 23.8°C 74.8°F
Nightly temperature 12.8°C 55°F
Average temperature 18.3°C 64.9°F
Daily sunshine 10.8 hrs
Avg rainfall 21 mm 0.8 ins
Rainy days 5 days
Sea temperature 13.1°C 55.5°F
Humidity 65%
Windspeed 12.6kph 8 mph

On average July is the driest month of the year in Seattle with around 21mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 10.8 hours of sunshine per day.

July temperatures in Seattle

Seattle average temperature in July

July rainfall

Seattle average rain in July

July hourly sunshine

Seattle average rain in July

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Seattle in July 2024.