Diablo Lake weather live forecast

Today's maximum temperature in Diablo Lake is expected to be 34°C. Select a day from the live weather forecast for Diablo Lake, Washington State, USA for more weather parameters.

Tuesday
21st Jul
34

21

6

7
Wednesday
22nd Jul
34

22

12

8
Thursday
23rd Jul
32

21

6

7
Friday
24th Jul
28

18

5

7
Saturday
25th Jul
26

16

13

2

5-day weather forecast updated at 04:03 on Tuesday 21st 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 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 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.

34
°C maximum temperature
21
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
H
high heat & humidity
12
kph wind from SW

Diablo Lake weather for Wednesday 22nd July 2026

Expect scattered 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 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.

34
°C maximum temperature
22
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
14
kph wind from W

Diablo Lake weather for Thursday 23rd July 2026

Expect broken clouds in Diablo Lake, Washington State with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

32
°C maximum temperature
21
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
16
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 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the west.

28
°C maximum temperature
18
°C minimum temperature
broken clouds
5
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
21
kph wind from W

Diablo Lake weather for Saturday 25th July 2026

Expect sunshine and showers in Diablo Lake, Washington State with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 2 (Low) and 13 hours of bright sunshine. There are 0-2 mm of rainfall expected with 26% chance of some rain and a gentle breeze of 18 kph from the west.