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Sidney, Montana Climate Averages

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Sidney Monthly Climate Averages

January
February
March
April
May
June
July
August
September
October
November
December
Hi 23°F Lo 9°F Hi 24°F Lo 9°F Hi 41°F Lo 25°F Hi 52°F Lo 35°F Hi 65°F Lo 46°F Hi 77°F Lo 56°F Hi 86°F Lo 63°F Hi 84°F Lo 62°F Hi 74°F Lo 54°F Hi 55°F Lo 40°F Hi 40°F Lo 26°F Hi 25°F Lo 12°F
10 mph 9 mph 10 mph 11 mph 11 mph 10 mph 10 mph 9 mph 10 mph 11 mph 10 mph 10 mph
0.7 in 0.7 in 1 in 1.9 in 3.4 in 2.8 in 2.2 in 1.8 in 1.6 in 1.4 in 0.7 in 0.8 in
86% 83% 73% 61% 56% 55% 47% 45% 46% 57% 69% 83%
51% 54% 49% 44% 34% 26% 17% 18% 22% 33% 39% 51%
30.1 in 30.2 in 30.0 in 30.0 in 29.9 in 29.8 in 29.9 in 29.9 in 29.9 in 30.0 in 30.0 in 30.1 in
14 10 15 20 24 25 27 28 27 24 20 14
3 3 5 4 6 5 4 3 3 3 2 3
15 15 11 6 1 0 0 0 0 4 8 14
5 4 4 2 0 0 0 0 0 0 1 4
1 1 2 3 5 6 7 6 4 2 2 1
247 214 262 275 313 332 362 354 333 316 283 248
January
February
March
April
May
June
July
August
September
October
November
December
Hi -5°C Lo -13°C Hi -5°C Lo -13°C Hi 5°C Lo -4°C Hi 11°C Lo 1°C Hi 19°C Lo 8°C Hi 25°C Lo 13°C Hi 30°C Lo 17°C Hi 29°C Lo 16°C Hi 23°C Lo 12°C Hi 13°C Lo 4°C Hi 5°C Lo -3°C Hi -4°C Lo -11°C
17 km/h 15 km/h 16 km/h 18 km/h 17 km/h 17 km/h 15 km/h 15 km/h 17 km/h 18 km/h 17 km/h 16 km/h
17 mm 18 mm 25 mm 49 mm 87 mm 71 mm 57 mm 45 mm 40 mm 35 mm 18 mm 21 mm
86% 83% 73% 61% 56% 55% 47% 45% 46% 57% 69% 83%
51% 54% 49% 44% 34% 26% 17% 18% 22% 33% 39% 51%
1021 mb 1022 mb 1017 mb 1014 mb 1013 mb 1010 mb 1012 mb 1012 mb 1013 mb 1015 mb 1017 mb 1020 mb
14 10 15 20 24 25 27 28 27 24 20 14
3 3 5 4 6 5 4 3 3 3 2 3
15 15 11 6 1 0 0 0 0 4 8 14
5 4 4 2 0 0 0 0 0 0 1 4
1 1 2 3 5 6 7 6 4 2 2 1
247 214 262 275 313 332 362 354 333 316 283 248
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Pressure Average
Average Dry Days
Avg. Precip. Days
Avg. Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun
Averages are based on historical weather data from the past 10 years.

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