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Best time to visit Diablo Lake
Find the best time to visit Diablo Lake and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.
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Diablo Lake by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Washington State
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When is the best time to visit Diablo Lake?
The best time to visit Diablo Lake is July based on the following average weather conditions.
Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]
Change the criteria to reflect your weather preferences.
Max Day Temperature (°C)
- -1Jan
- 2Feb
- 5Mar
- 9Apr
- 13May
- 17Jun
- 21Jul
- 21Aug
- 16Sep
- 11Oct
- 2Nov
- -1Dec
Which is the hottest month in Diablo Lake?
The hottest time of year in Diablo Lake is normally July. Expect maximum daytime temperatures to reach 21°C.
Which month has the most rain in Diablo Lake?
In terms of rainfall, December is usually the wettest month in Diablo Lake with 199mm on average. There are normally 18 days in December with some rain.
When is it sunniest in Diablo Lake?
The sunniest time of year in Diablo Lake is normally July with bright sunshine on average for 59% of daylight hours; that's 9 hours of sunshine per day.
Best time to visit
The weather guide for Washington State (Diablo Lake) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
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