Flights to St. Mary s, United States

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Weather in St. Mary s

Average Weather

Month	Average monthly max temperature	Average monthly min temperature
January	-11°C	-17°C
February	-9°C	-15°C
March	-7°C	-14°C
April	0°C	-7°C
May	9°C	1°C
June	15°C	7°C
July	15°C	9°C
August	14°C	8°C
September	9°C	4°C
October	2°C	-1°C
November	-5°C	-10°C
December	-9°C	-14°C

Hottest Month

15°C

July

Coldest month

-17°C

January

Sunny days

229

days per year

Snow days

39

days per year

14 day forecast

Friday

3 Oct

98%

7°C3°C

10 Oct

73%

8°C2°C

Saturday

4 Oct

95%

10°C7°C

11 Oct

86%

9°C7°C

Sunday

5 Oct

89%

8°C5°C

12 Oct

73%

6°C4°C

Monday

6 Oct

83%

8°C3°C

13 Oct

84%

6°C3°C

Tuesday

7 Oct

85%

10°C7°C

14 Oct

76%

6°C2°C

Wednesday

8 Oct

87%

10°C5°C

15 Oct

5°C1°C

Thursday

9 Oct

8°C5°C

16 Oct

4°C1°C

Cheapest month to fly to St. Mary s

Explore price trends for trips to St. Mary s

Showing prices in USD

Annual Avg. Price	1193 USD
December 2025	1193 USD

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