The Dalles weather by month

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

Temperature
Rainfall
Sunshine & daylight
UV levels & humidity

Temperature in The Dalles (°C)

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Max temperature (daytime)	4	8	12	16	21	25	29	29	24	18	9	5
Min temperature (night-time)	-3	-2	0	2	5	8	10	10	6	2	0	-3
Heat & Humidity	0	0	0	0	0	0	M	M	0	0	0	0

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

Sunshine & Daylight in The Dalles

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daily hours of sunshine	3	4	6	7	9	10	12	10	9	6	3	2
Daily hours of daylight	9	10	12	14	15	16	15	14	12	11	9	9
UV Index (Maximum)	1	2	3	5	7	7	8	7	5	3	1	1

Rainfall in The Dalles

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Number of days with some rain	13	11	12	9	8	6	3	4	5	7	13	14
Average monthly rainfall (mm)	102	65	56	31	23	18	6	12	19	42	83	101

More about The Dalles

The Dalles by month

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

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The climate guide for Oregon (The Dalles) 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 The Dalles?

The Dalles has a temperate climate with warm dry summers.

The Dalles weather in January

Expect daytime maximum temperatures of 4°C in The Dalles, Oregon in January based on long-term weather averages. There are 3 hours of sunshine per day on average with 13 days with some rainfall and typically 102 mm of rainfall in the month, which might fall as snow.

4
4°C max day temperature
3
3 hours of sunshine per day
13
13 days with some rainfall
-3
-3°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
102
102 mm of monthly rainfall
1
1 (Low) UV index

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The Dalles weather in February

Expect daytime maximum temperatures of 8°C in The Dalles, Oregon in February based on long-term weather averages. There are 4 hours of sunshine per day on average with 11 days with some rainfall and typically 65 mm of rainfall in the month.

8
8°C max day temperature
4
4 hours of sunshine per day
11
11 days with some rainfall
-2
-2°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
65
65 mm of monthly rainfall
2
2 (Low) UV index

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The Dalles weather in March

Expect daytime maximum temperatures of 12°C in The Dalles, Oregon in March based on long-term weather averages. There are 6 hours of sunshine per day on average with 12 days with some rainfall and typically 56 mm of rainfall in the month.

12
12°C max day temperature
6
6 hours of sunshine per day
12
12 days with some rainfall
0
0°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
56
56 mm of monthly rainfall
3
3 (Moderate) UV index

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The Dalles weather in April

Expect daytime maximum temperatures of 16°C in The Dalles, Oregon in April based on long-term weather averages. There are 7 hours of sunshine per day on average.

16
16°C max day temperature
7
7 hours of sunshine per day
9
9 days with some rainfall
2
2°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
31
31 mm of monthly rainfall
5
5 (Moderate) UV index

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The Dalles weather in May

Expect daytime maximum temperatures of 21°C in The Dalles, Oregon in May based on long-term weather averages. There are 9 hours of sunshine per day on average.

21
21°C max day temperature
9
9 hours of sunshine per day
8
8 days with some rainfall
5
5°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
23
23 mm of monthly rainfall
7
7 (High) UV index

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The Dalles weather in June

Expect daytime maximum temperatures of 25°C in The Dalles, Oregon in June based on long-term weather averages. There are 10 hours of sunshine per day on average.

25
25°C max day temperature
10
10 hours of sunshine per day
6
6 days with some rainfall
8
8°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
18
18 mm of monthly rainfall
7
7 (High) UV index

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The Dalles weather in July

Expect daytime maximum temperatures of 29°C in The Dalles, Oregon in July based on long-term weather averages. There are 12 hours of sunshine per day on average.

29
29°C max day temperature
12
12 hours of sunshine per day
3
3 days with some rainfall
10
10°C min night temperature
15
15 hours of daylight per day
M
Moderate heat & humidity
6
6 mm of monthly rainfall
8
8 (Very High) UV index

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The Dalles weather in August

Expect daytime maximum temperatures of 29°C in The Dalles, Oregon in August based on long-term weather averages. There are 10 hours of sunshine per day on average.

29
29°C max day temperature
10
10 hours of sunshine per day
4
4 days with some rainfall
10
10°C min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
12
12 mm of monthly rainfall
7
7 (High) UV index

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The Dalles weather in September

Expect daytime maximum temperatures of 24°C in The Dalles, Oregon in September based on long-term weather averages. There are 9 hours of sunshine per day on average.

24
24°C max day temperature
9
9 hours of sunshine per day
5
5 days with some rainfall
6
6°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
19
19 mm of monthly rainfall
5
5 (Moderate) UV index

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The Dalles weather in October

Expect daytime maximum temperatures of 18°C in The Dalles, Oregon in October based on long-term weather averages. There are 6 hours of sunshine per day on average with typically 42 mm of rainfall in the month.

18
18°C max day temperature
6
6 hours of sunshine per day
7
7 days with some rainfall
2
2°C min night temperature
11
11 hours of daylight per day
0
No heat & humidity
42
42 mm of monthly rainfall
3
3 (Moderate) UV index

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The Dalles weather in November

Expect daytime maximum temperatures of 9°C in The Dalles, Oregon in November based on long-term weather averages. There are 3 hours of sunshine per day on average with 13 days with some rainfall and typically 83 mm of rainfall in the month.

9
9°C max day temperature
3
3 hours of sunshine per day
13
13 days with some rainfall
0
0°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
83
83 mm of monthly rainfall
1
1 (Low) UV index

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The Dalles weather in December

Expect daytime maximum temperatures of 5°C in The Dalles, Oregon in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 14 days with some rainfall and typically 101 mm of rainfall in the month, which might fall as snow.

5
5°C max day temperature
2
2 hours of sunshine per day
14
14 days with some rainfall
-3
-3°C min night temperature
9
9 hours of daylight per day
0
No heat & humidity
101
101 mm of monthly rainfall
1
1 (Low) UV index

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