Diablo Lake weather live forecast

Today's maximum temperature in Diablo Lake is expected to be 33°C. Select a day from the live weather forecast for Diablo Lake, Washington State, USA for more weather parameters.

Monday
20th Jul
33

18

11

7
Tuesday
21st Jul
34

21

6

8
Wednesday
22nd Jul
33

22

8

8
Thursday
23rd Jul
32

21

5

6
Friday
24th Jul
27

18

2

8

5-day weather forecast updated at 04:03 on Monday 20th July 2026 GMT

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The 5-day weather forecast for Washington State (Diablo Lake) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Diablo Lake weather forecast by day

Below are the detailed weather forecasts for Diablo Lake for the next 5 days.

Diablo Lake weather for Monday 20th July 2026

Expect scattered clouds in Diablo Lake, Washington State with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.

33
°C maximum temperature
18
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
10
kph wind from NE

Diablo Lake weather for Tuesday 21st July 2026

Expect broken clouds in Diablo Lake, Washington State with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the west.

34
°C maximum temperature
21
°C minimum temperature
broken clouds
6
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
11
kph wind from W

Diablo Lake weather for Wednesday 22nd July 2026

Expect broken clouds in Diablo Lake, Washington State with a maximum temperature of 33°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the west.

33
°C maximum temperature
22
°C minimum temperature
broken clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from W

Diablo Lake weather for Thursday 23rd July 2026

Expect mostly cloudy with light rain in Diablo Lake, Washington State with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 12% chance of some rain and a gentle breeze of 13 kph from the south-west.

32
°C maximum temperature
21
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
6
UV index (High)
12
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
13
kph wind from SW

Diablo Lake weather for Friday 24th July 2026

Expect broken clouds in Diablo Lake, Washington State with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.