Weather in Ostrom in May

General weather information about Ostrom

Average annual temperature is 4.7 °C

Absolute maximum temperature: 31.3 °C

Absolute minimum temperature: -32.9 °C

Number of sunny days: 147 days

Number of rainy days: 152 days

Number of snow days: 66 days

Look at detailed online map of Ostrom

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

Ostrom air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	1.1	5.9	3.9	25.3	31.1	31.3	30.4	25.6	30.5	26.9	10.7	6.3
Average daytime temperature (°C)	-5.4	-4.4	-1.3	8.7	18.2	23.4	23.3	21.4	20.2	11.1	1.9	-0.8
Average temperature (°C)	-9.6	-10.4	-6.3	2.5	11.1	17.4	18.2	16.1	14.4	7.5	-2.1	-3.8
Average night temperature (°C)	-13.4	-15.4	-10.5	-2.3	4.7	11.7	13.6	11.8	10.1	4.9	-5.4	-6.6
Absolute minimum temperature (°C)	-28.6	-32.9	-17.0	-12.8	-2.2	5.5	10.0	4.5	4.4	-4.4	-16.8	-15.1

Ostrom monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	9.0	10.0	12.0	14.0	15.0	15.0	15.0	14.0	13.0	11.0	10.0	8.0
Daylight mean duration (h)	8.9	10.3	11.9	13.6	15.1	15.9	15.5	14.2	12.6	10.9	9.3	8.5
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)	3.6	5.1	6.7	6.1	10.4	10.5	11.2	8.9	8.9	3.4	3.7	2.5
Precipitation (mm)	37	50	51	120	73	82	94	110	120	147	68	29
Sunny days	12	7	14	9	18	19	7	9	19	6	10	17
Rainy days	1	5	5	18	13	11	24	22	11	23	10	9
Snow days	18	16	12	3	0	0	0	0	0	2	10	5

Ostrom - weather forecast by months

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Best time to visit Ostrom:

The best time to visit Ostrom during the most sunny months:

May — 10.4(h)
June — 10.5(h)
July — 11.2(h)
August — 8.9(h)
September — 8.9(h)

Months with the longest average daylight duration in Ostrom:

June — 15.9(h)
July — 15.5(h)

The largest precipitation sum in Ostrom is at

April — 120(mm)

August — 110(mm)

September — 120(mm)

October — 147(mm)

Weather forecast in the closest to Ostrom admin centers