Climate and monthly weather forecastPower, MT
Climate and monthly weather forecast
Weather in January
January, like December, is a freezing cold winter month in Power, Montana, with an average temperature varying between 19.2°F (-7.1°C) and 31.8°F (-0.1°C). Power's shift into January sets the average high-temperature at a still subzero cold 31.8°F (-0.1°C), a figure that deviates only slightly from December's 29.8°F (-1.2°C). Weather in January »Weather in February
February, the last month of the winter in Power, is also a subzero cold month, with an average temperature fluctuating between 31.6°F (-0.2°C) and 18.3°F (-7.6°C). February notes an average high-temperature of a still subzero cold 31.6°F (-0.2°C), subtly differing from January's 31.8°F (-0.1°C). Weather in February »Weather in March
The first month of the spring, March, is a frosty month in Power, Montana, with an average temperature varying between 43.2°F (6.2°C) and 27°F (-2.8°C). March's arrival coincides with a temperature rise, moving from February's subzero cold 31.6°F (-0.2°C) to a frosty 43.2°F (6.2°C). Weather in March »Weather in April
April in Power, Montana, is a cool spring month, with an average temperature varying between 34.5°F (1.4°C) and 52.3°F (11.3°C). An upsurge in temperatures occurs as March gives way to April, with average highs shifting from a frosty 43.2°F (6.2°C) to a fresh 52.3°F (11.3°C). Weather in April »Weather in May
The last month of the spring, May, is an enjoyable month in Power, Montana, with an average temperature varying between 62.8°F (17.1°C) and 42.4°F (5.8°C). With the onset of May, Power experiences a temperature shift, with the average high-temperature moving from a fresh 52.3°F (11.3°C) in April to a comfortable 62.8°F (17.1°C). Weather in May »Weather in June
June, the first month of the summer in Power, is an agreeable month, with an average temperature varying between 72°F (22.2°C) and 49.1°F (9.5°C). With the onset of June, Power sees a temperature rise, with the average high-temperature moving from May's refreshing 62.8°F (17.1°C) to an agreeable 72°F (22.2°C). Weather in June »Weather in July
July in Power, Montana, is a moderately hot summer month, with temperature in the range of an average high of 82.9°F (28.3°C) and an average low of 56.3°F (13.5°C). Power's July weather reaches an average high of 82.9°F (28.3°C) and an average low of 56.3°F (13.5°C), making it the warmest month. July's mean heat index is appraised at 82.4°F (28°C). Weather in July »Weather in August
August, the last month of the summer in Power, is also a moderately hot month, with an average temperature ranging between min 57.6°F (14.2°C) and max 81.5°F (27.5°C). Power's weather, upon August's arrival, documents an average high-temperature of a still moderately hot 81.5°F (27.5°C), nearly identical to the prior month. Weather in August »Weather in September
September, the first month of the autumn in Power, is also an agreeable month, with temperature in the range of an average low of 50.2°F (10.1°C) and an average high of 70.7°F (21.5°C). Transition into September marks a drop in the average high-temperature, moving from a moderately hot 81.5°F (27.5°C) in August to an agreeable 70.7°F (21.5°C). Weather in September »Weather in October
October, like September, in Power, Montana, is another fresh autumn month, with an average temperature ranging between min 37.6°F (3.1°C) and max 54.5°F (12.5°C). The start of October signals a clear decrease in the average high-temperature, falling from a pleasant 70.7°F (21.5°C) in September to a cool 54.5°F (12.5°C). Weather in October »Weather in November
The last month of the autumn, November, is another cold month in Power, Montana, with an average temperature ranging between min 27.1°F (-2.7°C) and max 40.5°F (4.7°C). Power's average high-temperature decreases in November, falling from a fresh 54.5°F (12.5°C) in October to a wintry 40.5°F (4.7°C). Weather in November »Weather in December
The first month of the winter, December, is also a subzero cold month in Power, Montana, with temperature in the range of an average low of 18.1°F (-7.7°C) and an average high of 29.8°F (-1.2°C). December, having an average high-temperature of 29.8°F (-1.2°C) and an average low-temperature of 18.1°F (-7.7°C), is the coldest month. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Power, MT
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (29.8°F).
The month with the highest average low temperature is August (57.6°F).
The coldest month (with the lowest average low temperature) is December (18.1°F).
Average pressure
Power, MT
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.11"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.95"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.87"Hg
- Average pressure in July:
29.92"Hg - Average pressure in August:
29.92"Hg - Average pressure in September:
29.95"Hg - Average pressure in October:
30.01"Hg - Average pressure in November:
30.06"Hg - Average pressure in December:
30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed
Power, MT
- Average wind speed in January:
11.1mph - Average wind speed in February:
9.7mph - Average wind speed in March:
9.8mph - Average wind speed in April:
9.8mph - Average wind speed in May:
8.4mph - Average wind speed in June:
8.5mph
- Average wind speed in July:
7.8mph - Average wind speed in August:
7.5mph - Average wind speed in September:
8.5mph - Average wind speed in October:
9.8mph - Average wind speed in November:
11.2mph - Average wind speed in December:
10.9mph
The windiest month (with the highest average wind speed) is November (11.2mph).
The calmest month (with the lowest average wind speed) is August (7.5mph).
Average humidity
Power, MT
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (41%).
Average rainfall
Power, MT
- Average rainfall in January:
0.59" - Average rainfall in February:
0.75" - Average rainfall in March:
0.87" - Average rainfall in April:
1.54" - Average rainfall in May:
1.65" - Average rainfall in June:
1.97"
- Average rainfall in July:
0.59" - Average rainfall in August:
0.71" - Average rainfall in September:
0.98" - Average rainfall in October:
0.83" - Average rainfall in November:
0.79" - Average rainfall in December:
0.63"
The wettest month (with the highest rainfall) is June (1.97").
The driest months (with the least rainfall) are January and July (0.59").
Average rainfall days
Power, MT
- Average rainfall days in January:
4.8 days - Average rainfall days in February:
5.5 days - Average rainfall days in March:
9.8 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
14.5 days - Average rainfall days in June:
12.7 days
- Average rainfall days in July:
7.9 days - Average rainfall days in August:
8.3 days - Average rainfall days in September:
7.9 days - Average rainfall days in October:
8.9 days - Average rainfall days in November:
4.4 days - Average rainfall days in December:
4.6 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is November (4.4 days).
Average snowfall
Power, MT
- Average snowfall in January:
4.25" - Average snowfall in February:
5.28" - Average snowfall in March:
4.17" - Average snowfall in April:
4.53" - Average snowfall in May:
0.91" - Average snowfall in June:
0"
The month with the highest snowfall is February (5.28").
The months with the least snowfall are June, July and August (0").
Average snowfall days
Power, MT
- Average snowfall days in January:
11 days - Average snowfall days in February:
12.6 days - Average snowfall days in March:
9.8 days - Average snowfall days in April:
6.3 days - Average snowfall days in May:
1.2 days - Average snowfall days in June:
0.1 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.7 days - Average snowfall days in October:
4.1 days - Average snowfall days in November:
8.3 days - Average snowfall days in December:
12.5 days
The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Power, MT
- Average daylight in January:
8h and 54min - Average daylight in February:
10h and 18min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 42min - Average daylight in May:
15h and 12min - Average daylight in June:
15h and 54min
- Average daylight in July:
15h and 30min - Average daylight in August:
14h and 12min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 18min - Average daylight in December:
8h and 30min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January:
5h and 30min - Average sunshine in February:
5h and 30min - Average sunshine in March:
7h and 36min - Average sunshine in April:
9h and 0min - Average sunshine in May:
10h and 18min - Average sunshine in June:
11h and 18min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
11h and 24min - Average sunshine in September:
9h and 42min - Average sunshine in October:
6h and 30min - Average sunshine in November:
6h and 0min - Average sunshine in December:
5h and 30min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 30min).
Average sunshine days
Power, MT
- Average sunshine days in January:
18 days - Average sunshine days in February:
12.8 days - Average sunshine days in March:
14.2 days - Average sunshine days in April:
11.6 days - Average sunshine days in May:
12.9 days - Average sunshine days in June:
13.5 days
- Average sunshine days in July:
19.8 days - Average sunshine days in August:
20.1 days - Average sunshine days in September:
20.5 days - Average sunshine days in October:
18.5 days - Average sunshine days in November:
18.5 days - Average sunshine days in December:
17.3 days
The month with the most sunshine days is September (20.5 days).
The month with the least sunshine days is April (11.6 days).
Average UV index
Power, MT
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover
Power, MT
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 13).
Average visibility
Power, MT
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





