Best year time to visit Saint Mary

General weather information about Saint Mary

Average annual temperature is 14.7 °C

Absolute maximum temperature: 36.7 °C

Absolute minimum temperature: -6.4 °C

Number of sunny days: 191 days

Number of rainy days: 173 days

Number of snow days: 1 day

* Weather data for Saint Mary United States is based on climate observations for 2026 year

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	18.0	24.0	24.9	28.3	29.5	33.2	36.5	36.7	33.3	30.3	26.0	18.0
Average daytime temperature (°C)	10.5	14.1	14.6	20.1	24.2	28.2	30.9	29.8	27.9	21.3	15.0	11.1
Average temperature (°C)	6.1	7.9	8.3	13.4	17.9	21.6	24.9	24.0	21.3	15.6	8.9	6.1
Average night temperature (°C)	2.7	3.4	3.5	7.8	12.5	16.0	20.1	19.1	15.9	11.2	4.6	2.6
Absolute minimum temperature (°C)	-5.1	-6.3	-6.4	-0.2	3.6	10.4	16.0	13.5	11.8	-1.3	-5.3	-5.8

The best time to visit Saint Mary during the most sunny months:

The largest precipitation sum in Saint Mary is at

March — 140(mm)

June — 142(mm)

When is the best time to visit Saint Mary?

The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Saint Mary.

What is the weather like in Saint Mary?

See average temperature, rainfall and daylight hours for Saint Mary by month in the table above.

How many sunny days does Saint Mary have?

The monthly weather statistics above show sunshine and rainfall patterns for Saint Mary throughout the year.