Best year time to visit Les Dalles

General weather information about Les Dalles

Average annual temperature is 7.3 °C

Absolute maximum temperature: 32.5 °C

Absolute minimum temperature: -31.5 °C

Number of sunny days: 137 days

Number of rainy days: 169 days

Number of snow days: 59 days

Look at detailed online map of Les Dalles

* Weather data for Les Dalles Canada is based on climate observations for 2026 year

Les Dalles air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	4.9	8.4	9.3	23.9	31.0	31.6	31.6	27.1	32.5	27.0	12.7	8.1
Average daytime temperature (°C)	-1.8	-2.5	3.4	12.6	19.4	23.4	26.4	23.9	22.8	15.8	4.1	0.8
Average temperature (°C)	-6.0	-8.4	-1.4	5.9	12.9	18.2	21.3	18.7	17.3	11.8	-0.3	-3.0
Average night temperature (°C)	-10.3	-13.5	-5.8	0.4	6.6	13.5	17.0	14.4	13.0	8.5	-3.8	-6.8
Absolute minimum temperature (°C)	-20.5	-31.5	-14.1	-12.2	-0.5	8.0	11.5	10.2	7.2	-2.1	-14.0	-21.6

Les Dalles monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	11.0	12.0	14.0	15.0	15.0	15.0	14.0	13.0	11.0	10.0	8.0
Daylight mean duration (h)	9.1	10.4	11.9	13.6	15.0	15.7	15.3	14.1	12.5	10.9	9.5	8.7
Daylight minimum duration (h)	8.0	9.0	11.0	12.0	14.0	15.0	14.0	13.0	11.0	10.0	8.0	8.0
Sunshine mean duration (h)	3.3	5.5	6.4	8.2	10.9	10.0	10.1	10.0	9.7	5.6	5.3	3.3
Precipitation (mm)	99	76	64	119	121	156	150	164	54	170	62	114
Sunny days	9	4	12	13	19	9	3	7	19	13	13	16
Rainy days	3	7	8	17	11	21	28	24	11	18	10	11
Snow days	19	17	11	0	1	0	0	0	0	0	7	4

Les Dalles - weather forecast by months

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Best time to visit Les Dalles:

The best time to visit Les Dalles during the most sunny months:

May — 10.9(h)
June — 10.0(h)
July — 10.1(h)
August — 10.0(h)
September — 9.7(h)

Months with the longest average daylight duration in Les Dalles:

June — 15.7(h)
July — 15.3(h)

The largest precipitation sum in Les Dalles is at

June — 156(mm)

July — 150(mm)

August — 164(mm)

October — 170(mm)

Weather forecast in the closest to Les Dalles admin centers