Diablo Lake weather live forecast

Today's maximum temperature in Diablo Lake is expected to be 9°C. Select a day from the live weather forecast for Diablo Lake, Washington State, USA for more weather parameters.

Friday
15th May
9

6

1

1
Saturday
16th May
10

5

3

3
Sunday
17th May
15

6

3

4
Monday
18th May
17

6

5

5
Tuesday
19th May
17

7

7

4

5-day weather forecast updated at 04:03 on Friday 15th May 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 Friday 15th May 2026

Expect mostly cloudy with rain in Diablo Lake, Washington State with a maximum temperature of 9°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 94% chance of some rain and a light breeze of 9 kph from the south-west.

9
°C maximum temperature
6
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
94
% chance of some rain
<10
mm of rainfall expected
8
°C wind chill
9
kph wind from SW

Diablo Lake weather for Saturday 16th May 2026

Expect mostly cloudy with light rain in Diablo Lake, Washington State with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 91% chance of some rain and a light breeze of 11 kph from the west.

10
°C maximum temperature
5
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
91
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
11
kph wind from W

Diablo Lake weather for Sunday 17th May 2026

Expect mostly cloudy with light rain in Diablo Lake, Washington State with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a light breeze of 8 kph from the west.

15
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
4
UV index (Moderate)
34
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
8
kph wind from W

Diablo Lake weather for Monday 18th May 2026

Expect mostly cloudy with light rain in Diablo Lake, Washington State with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a light breeze of 9 kph from the west.

17
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
5
hours of sunshine
5
UV index (Moderate)
29
% chance of some rain
<2
mm of rainfall expected
17
°C wind chill
9
kph wind from W

Diablo Lake weather for Tuesday 19th May 2026

Expect broken clouds in Diablo Lake, Washington State with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the west.