Diablo Lake weather live forecast

Today's maximum temperature in Diablo Lake is expected to be 22°C. Select a day from the live weather forecast for Diablo Lake, Washington State, USA for more weather parameters.

Saturday
5th Sep
22

12

6

3
Sunday
6th Sep
23

12

8

4
Monday
7th Sep
20

13

3

3
Tuesday
8th Sep
25

13

4

4
Wednesday
9th Sep
28

14

11

4

5-day weather forecast updated at 04:03 on Saturday 5th September 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 Saturday 5th September 2026

Expect isolated thunderstorms in Diablo Lake, Washington State with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and little or no wind of 5 kph from the south-east.

22
°C maximum temperature
12
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
3
UV index (Moderate)
69
% chance of some rain
<5
mm of rainfall expected
22
°C wind chill
5
kph wind from SE

Diablo Lake weather for Sunday 6th September 2026

Expect sunshine and showers in Diablo Lake, Washington State with a maximum temperature of 23°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 23% chance of some rain and a light breeze of 8 kph from the west.

23
°C maximum temperature
12
°C minimum temperature
sunshine and showers
8
hours of sunshine
4
UV index (Moderate)
23
% chance of some rain
<2
mm of rainfall expected
23
°C wind chill
8
kph wind from W

Diablo Lake weather for Monday 7th September 2026

Expect broken clouds in Diablo Lake, Washington State with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

20
°C maximum temperature
13
°C minimum temperature
broken clouds
3
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from SW

Diablo Lake weather for Tuesday 8th September 2026

Expect broken clouds in Diablo Lake, Washington State with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.

25
°C maximum temperature
13
°C minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
25
°C wind chill
8
kph wind from W

Diablo Lake weather for Wednesday 9th September 2026

Expect scattered clouds in Diablo Lake, Washington State with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.