Diablo Lake weather by month

Check out Diablo Lake weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in Diablo Lake (°F)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	30	36	41	48	55	63	70	70	61	52	36	30
Min temperature (night-time)	18	21	25	28	36	41	45	45	39	32	25	18
Heat & Humidity	0	0	0	0	0	0	0	0	0	0	0	0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Diablo Lake

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	2	3	5	6	7	8	9	8	6	5	2	2
Daily hours of daylight	9	10	12	14	15	16	16	14	13	11	9	8
UV Index (Maximum)	1	2	3	5	6	7	7	7	5	3	1	1

Rainfall in Diablo Lake

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	17	14	15	12	12	11	8	9	11	13	17	18
Average monthly rainfall (inches)	7.6	5.6	4.6	3.1	2.4	2.2	1.7	1.7	2.5	4.4	7.4	7.8

More about Diablo Lake

Diablo Lake by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Washington State (Diablo Lake) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Diablo Lake?

Diablo Lake has a cold climate with warm dry summers.

Diablo Lake weather in January

Expect daytime maximum temperatures of 30°F in Diablo Lake, Washington State in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 17 days with some rainfall and typically 7.6 inches of rainfall in the month, which might fall as snow.

30
30°F max day temperature
2
2 hours of sunshine per day
17
17 days with some rainfall
18
18°F min night temperature
9
9 hours of daylight per day
0
No heat & humidity
7.6
7.6 inches of monthly rainfall
1
1 (Low) UV index

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Diablo Lake weather in February

Expect daytime maximum temperatures of 36°F in Diablo Lake, Washington State in February based on long-term weather averages. There are 3 hours of sunshine per day on average with 14 days with some rainfall and typically 5.6 inches of rainfall in the month, which might fall as snow.

36
36°F max day temperature
3
3 hours of sunshine per day
14
14 days with some rainfall
21
21°F min night temperature
10
10 hours of daylight per day
0
No heat & humidity
5.6
5.6 inches of monthly rainfall
2
2 (Low) UV index

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Diablo Lake weather in March

Expect daytime maximum temperatures of 41°F in Diablo Lake, Washington State in March based on long-term weather averages. There are 5 hours of sunshine per day on average with 15 days with some rainfall and typically 4.6 inches of rainfall in the month, which might fall as snow.

41
41°F max day temperature
5
5 hours of sunshine per day
15
15 days with some rainfall
25
25°F min night temperature
12
12 hours of daylight per day
0
No heat & humidity
4.6
4.6 inches of monthly rainfall
3
3 (Moderate) UV index

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Diablo Lake weather in April

Expect daytime maximum temperatures of 48°F in Diablo Lake, Washington State in April based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 3.1 inches of rainfall in the month.

48
48°F max day temperature
6
6 hours of sunshine per day
12
12 days with some rainfall
28
28°F min night temperature
14
14 hours of daylight per day
0
No heat & humidity
3.1
3.1 inches of monthly rainfall
5
5 (Moderate) UV index

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Diablo Lake weather in May

Expect daytime maximum temperatures of 55°F in Diablo Lake, Washington State in May based on long-term weather averages. There are 7 hours of sunshine per day on average with 12 days with some rainfall and typically 2.4 inches of rainfall in the month.

55
55°F max day temperature
7
7 hours of sunshine per day
12
12 days with some rainfall
36
36°F min night temperature
15
15 hours of daylight per day
0
No heat & humidity
2.4
2.4 inches of monthly rainfall
6
6 (High) UV index

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Diablo Lake weather in June

Expect daytime maximum temperatures of 63°F in Diablo Lake, Washington State in June based on long-term weather averages. There are 8 hours of sunshine per day on average with 11 days with some rainfall and typically 2.2 inches of rainfall in the month.

63
63°F max day temperature
8
8 hours of sunshine per day
11
11 days with some rainfall
41
41°F min night temperature
16
16 hours of daylight per day
0
No heat & humidity
2.2
2.2 inches of monthly rainfall
7
7 (High) UV index

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Diablo Lake weather in July

Expect daytime maximum temperatures of 70°F in Diablo Lake, Washington State in July based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 1.7 inches of rainfall in the month.

70
70°F max day temperature
9
9 hours of sunshine per day
8
8 days with some rainfall
45
45°F min night temperature
16
16 hours of daylight per day
0
No heat & humidity
1.7
1.7 inches of monthly rainfall
7
7 (High) UV index

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Diablo Lake weather in August

Expect daytime maximum temperatures of 70°F in Diablo Lake, Washington State in August based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 1.7 inches of rainfall in the month.

70
70°F max day temperature
8
8 hours of sunshine per day
9
9 days with some rainfall
45
45°F min night temperature
14
14 hours of daylight per day
0
No heat & humidity
1.7
1.7 inches of monthly rainfall
7
7 (High) UV index

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Diablo Lake weather in September

Expect daytime maximum temperatures of 61°F in Diablo Lake, Washington State in September based on long-term weather averages. There are 6 hours of sunshine per day on average with 11 days with some rainfall and typically 2.5 inches of rainfall in the month.

61
61°F max day temperature
6
6 hours of sunshine per day
11
11 days with some rainfall
39
39°F min night temperature
13
13 hours of daylight per day
0
No heat & humidity
2.5
2.5 inches of monthly rainfall
5
5 (Moderate) UV index

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Diablo Lake weather in October

Expect daytime maximum temperatures of 52°F in Diablo Lake, Washington State in October based on long-term weather averages. There are 5 hours of sunshine per day on average with 13 days with some rainfall and typically 4.4 inches of rainfall in the month.

52
52°F max day temperature
5
5 hours of sunshine per day
13
13 days with some rainfall
32
32°F min night temperature
11
11 hours of daylight per day
0
No heat & humidity
4.4
4.4 inches of monthly rainfall
3
3 (Moderate) UV index

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Diablo Lake weather in November

Expect daytime maximum temperatures of 36°F in Diablo Lake, Washington State in November based on long-term weather averages. There are 2 hours of sunshine per day on average with 17 days with some rainfall and typically 7.4 inches of rainfall in the month, which might fall as snow.

36
36°F max day temperature
2
2 hours of sunshine per day
17
17 days with some rainfall
25
25°F min night temperature
9
9 hours of daylight per day
0
No heat & humidity
7.4
7.4 inches of monthly rainfall
1
1 (Low) UV index

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Diablo Lake weather in December

Expect daytime maximum temperatures of 30°F in Diablo Lake, Washington State in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 18 days with some rainfall and typically 7.8 inches of rainfall in the month, which might fall as snow.

30
30°F max day temperature
2
2 hours of sunshine per day
18
18 days with some rainfall
18
18°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
7.8
7.8 inches of monthly rainfall
1
1 (Low) UV index

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