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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January is a cold winter month in Roscoe, Montana, with an average temperature ranging between min 18.7°F (-7.4°C) and max 32°F (0°C). The average high-temperature during January registers at a cold 32°F (0°C), closely corresponding to the preceding month. Weather in January »
Weather in February
The last month of the winter, February, is also an icy month in Roscoe, Montana, with an average temperature ranging between max 32.4°F (0.2°C) and min 16.7°F (-8.5°C). February's advent presents an average high-temperature of a still wintry 32.4°F (0.2°C), indicating a slight variation from the conditions of the previous month. Weather in February »
Weather in March
March, the first month of the spring in Roscoe, is a frosty month, with an average temperature varying between 27.5°F (-2.5°C) and 43.5°F (6.4°C). March's arrival is marked by an increase in the average high-temperature, moving from a cold 32.4°F (0.2°C) in February to a frosty 43.5°F (6.4°C). Weather in March »
Weather in April
April in Roscoe, Montana, is a fresh spring month, with an average temperature varying between 33.3°F (0.7°C) and 51.3°F (10.7°C). The shift from March to April is marked by a slight increase in the average high-temperature, moving from a chilly 43.5°F (6.4°C) to a cool 51.3°F (10.7°C). Weather in April »
Weather in May
The last month of the spring, May, is a refreshing month in Roscoe, Montana, with an average temperature varying between 41.4°F (5.2°C) and 61°F (16.1°C). May's arrival brings a temperature shift, moving from a fresh 51.3°F (10.7°C) in April to a comfortable 61°F (16.1°C). Weather in May »
Weather in June
The first month of the summer, June, is a pleasant month in Roscoe, Montana, with an average temperature fluctuating between 72.7°F (22.6°C) and 49.6°F (9.8°C). Roscoe's transition into June is marked by a temperature shift, moving from a refreshing 61°F (16.1°C) in May to an agreeable 72.7°F (22.6°C). Weather in June »
Weather in July
July in Roscoe, Montana, is a moderately hot summer month, with temperature in the range of an average low of 57.2°F (14°C) and an average high of 82.9°F (28.3°C). In Roscoe, July is the month with the highest recorded average temperatures, measuring a high of 82.9°F (28.3°C) and a low of 57.2°F (14°C). For July, the heat index is evaluated at 82.4°F (28°C). Weather in July »
Weather in August
August, the last month of the summer in Roscoe, is another warm month, with an average temperature varying between 81.1°F (27.3°C) and 57.2°F (14°C). Roscoe, Montana, registers an average high-temperature of a still warm 81.1°F (27.3°C) at the commencement of August, closely related to the preceding month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Roscoe, Montana, with temperature in the range of an average high of 72°F (22.2°C) and an average low of 50.2°F (10.1°C). With September's onset, the average high-temperature recedes from August's warm 81.1°F (27.3°C) to an agreeable 72°F (22.2°C). Weather in September »
Weather in October
October, the same as September, is another fresh autumn month in Roscoe, Montana, with an average temperature fluctuating between 37.9°F (3.3°C) and 55.2°F (12.9°C). A clear decrease in the average high-temperature is observed during October, decreasing from a pleasant 72°F (22.2°C) in September to a fresh 55.2°F (12.9°C). Weather in October »
Weather in November
November, the last month of the autumn in Roscoe, is also an icy month, with an average temperature ranging between min 26.8°F (-2.9°C) and max 41.9°F (5.5°C). A shift in the average high-temperature occurs in November, reducing from a cool 55.2°F (12.9°C) in October to an icy 41.9°F (5.5°C). Weather in November »
Weather in December
The first month of the winter, December, is still a freezing cold month in Roscoe, Montana, with an average temperature ranging between min 17.4°F (-8.1°C) and max 30.7°F (-0.7°C). Roscoe's December weather, marked by an average high temperature of 30.7°F (-0.7°C) and an average low temperature of 17.4°F (-8.1°C), is the coldest in the year. Weather in December »
[Resources]Frequently asked questions
What is the most humid month in Roscoe?
January is the most humid month in Roscoe, Montana, with an average relative humidity of 76%.
What is the driest month in Roscoe?
The month with the least rainfall in Roscoe is January, when the rain falls for 6 days and typically collects 0.51" (13mm) of precipitation.
How many days does it rain in Roscoe?
In Roscoe, Montana, during the entire year, the rain falls for 108.1 days and collects up to 12.83" (326mm) of precipitation.
When does it snow in Roscoe?
Months with snowfall are January through June, September through December.
How much does it snow in Roscoe?
Throughout the year, in Roscoe, Montana, there are 61.5 snowfall days, and 41.77" (1061mm) of snow is accumulated.
What is the month with the lowest UV index in Roscoe?
The months with the lowest UV index in Roscoe, Montana, are January through March, November and December, with an average maximum UV index of 2.
What is the snowiest month in Roscoe?
February is the month with the most snowfall in Roscoe. Snow falls for 10.8 days and accumulates 6.81" (173mm) of snow.
What is the month with the least sunshine in Roscoe?
With an average of 6.2h of sunshine, February has the least sunshine of the year in Roscoe.
When is Daylight Saving Time (DST) in Roscoe?
On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from MST to MDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from MDT to MST.
What is the rainiest month in Roscoe?
The month with the most rainfall is May, when the rain falls for 16.3 days and typically aggregates up to 2.09" (53mm) of precipitation.
When are the longest days in Roscoe?
The month with the longest days is June, with an average of 15h and 36min of daylight.
What part of the year is the hottest in Roscoe?
Roscoe experiences its highest temperatures in July, with an average peak of 82.9°F (28.3°C) and a low of 57.2°F (14°C).
When it does not snow in Roscoe?
In Roscoe, Montana, snow does not fall in July and August.
What month has the most sunshine in Roscoe?
The month with the most sunshine is July, with an average of 11.9h of sunshine.
What is the month with the highest UV index in Roscoe?
July is the month with the highest UV index, with an average maximum UV index of 6.
What is the least humid month in Roscoe?
August is the least humid month, with an average relative humidity of 41%.
What is the coldest time of year in Roscoe?
In Roscoe, the average lowest temperatures are observed in December, with a high of 30.7°F (-0.7°C) and a low of 17.4°F (-8.1°C).
What is the month with the shortest days in Roscoe?
The month with the shortest days in Roscoe is December, with an average of 8h and 48min of daylight.
Average temperature
Roscoe, 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 (30.7°F).
The months with the highest average low temperature are July and August (57.2°F).
The coldest month (with the lowest average low temperature) is February (16.7°F).
Average pressure
Roscoe, MT
- Average pressure in January:
30.15"Hg - Average pressure in February:
30.12"Hg - Average pressure in March:
30.01"Hg - Average pressure in April:
29.94"Hg - Average pressure in May:
29.93"Hg - Average pressure in June:
29.88"Hg
- Average pressure in July:
29.93"Hg - Average pressure in August:
29.94"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
30.02"Hg - Average pressure in November:
30.09"Hg - Average pressure in December:
30.15"Hg
The months with the highest atmospheric pressure are January and December (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed
Roscoe, MT
- Average wind speed in January:
8.7mph - Average wind speed in February:
7.8mph - Average wind speed in March:
7.7mph - Average wind speed in April:
7.9mph - Average wind speed in May:
7.1mph - Average wind speed in June:
6.6mph
- Average wind speed in July:
6.1mph - Average wind speed in August:
6mph - Average wind speed in September:
6.9mph - Average wind speed in October:
8mph - Average wind speed in November:
8.5mph - Average wind speed in December:
8.5mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity
Roscoe, MT
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (41%).
Average rainfall
Roscoe, MT
- Average rainfall in January:
0.51" - Average rainfall in February:
0.87" - Average rainfall in March:
1.1" - Average rainfall in April:
1.73" - Average rainfall in May:
2.09" - Average rainfall in June:
1.61"
- Average rainfall in July:
0.83" - Average rainfall in August:
0.75" - Average rainfall in September:
0.79" - Average rainfall in October:
1.1" - Average rainfall in November:
0.83" - Average rainfall in December:
0.63"
The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is January (0.51").
Average rainfall days
Roscoe, MT
- Average rainfall days in January:
6 days - Average rainfall days in February:
4 days - Average rainfall days in March:
9.3 days - Average rainfall days in April:
13 days - Average rainfall days in May:
16.3 days - Average rainfall days in June:
12.1 days
- Average rainfall days in July:
9.4 days - Average rainfall days in August:
10.8 days - Average rainfall days in September:
6.9 days - Average rainfall days in October:
8 days - Average rainfall days in November:
6.1 days - Average rainfall days in December:
6.2 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (4 days).
Average snowfall
Roscoe, MT
- Average snowfall in January:
3.58" - Average snowfall in February:
6.81" - Average snowfall in March:
5.91" - Average snowfall in April:
6.18" - Average snowfall in May:
2.83" - Average snowfall in June:
0.12"
The month with the highest snowfall is February (6.81").
The months with the least snowfall are July and August (0").
Average snowfall days
Roscoe, MT
- Average snowfall days in January:
9.9 days - Average snowfall days in February:
10.8 days - Average snowfall days in March:
8.5 days - Average snowfall days in April:
6.6 days - Average snowfall days in May:
2.4 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:
0.8 days - Average snowfall days in October:
4.6 days - Average snowfall days in November:
8.2 days - Average snowfall days in December:
9.6 days
The month with the highest number of snowfall days is February (10.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight / Average sunshine
Roscoe, MT
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 4min - Average daylight in May:
14h and 5min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 1min - Average daylight in August:
14h and 0min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in January:
6h and 2min - Average sunshine in February:
6h and 1min - Average sunshine in March:
8h and 2min - Average sunshine in April:
10h and 1min - Average sunshine in May:
10h and 3min - Average sunshine in June:
11h and 4min
- Average sunshine in July:
11h and 5min - Average sunshine in August:
11h and 4min - Average sunshine in September:
10h and 4min - Average sunshine in October:
6h and 5min - Average sunshine in November:
6h and 4min - Average sunshine in December:
6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 12min).
Average sunshine days
Roscoe, MT
- Average sunshine days in January:
19.3 days - Average sunshine days in February:
15.2 days - Average sunshine days in March:
16.3 days - Average sunshine days in April:
11.4 days - Average sunshine days in May:
10.5 days - Average sunshine days in June:
13.3 days
- Average sunshine days in July:
12.4 days - Average sunshine days in August:
12.3 days - Average sunshine days in September:
18.4 days - Average sunshine days in October:
18.1 days - Average sunshine days in November:
18.7 days - Average sunshine days in December:
19.7 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (10.5 days).
Average UV index
Roscoe, MT
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover
Roscoe, MT
The month with the most cloud cover is February (Cloud cover 38).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility
Roscoe, 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).
Roscoe, Montana, USA
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