Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The coldest period is January, when temperatures fluctuate between an average high of 28.8°F (-1.8°C) and a low of 15.1°F (-9.4°C).Humidity
The most humid month in Coalwood is January, with an average relative humidity of 83%.Rainfall
In January, the rain falls for 3.8 days. Throughout January, 0.31" (8mm) of precipitation is accumulated. Throughout the year, there are 83.1 rainfall days, and 6.81" (173mm) of precipitation is accumulated.Snowfall
Months with snowfall in Coalwood are January through May, October through December. In Coalwood, during January, snow falls for 10.1 days and regularly aggregates up to 1.97" (50mm) of snow. In Coalwood, during the entire year, snow falls for 43.4 days and aggregates up to 9.13" (232mm) of snow.Daylight
The average length of the day in January in Coalwood is 9h and 10min.On the first day of January, sunrise is at 7:43 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:06 pm MST.
Sunshine
January, February and December, with an average of 5.1h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Coalwood, Montana, are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 in January translates into these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
What month is the coldest in Coalwood?
How cold is January in Coalwood?
What is the most humid month in Coalwood?
What is the average humidity in January in Coalwood?
How much does it rain in Coalwood in January?
How much does it snow in Coalwood in January?
What is the average length of the day in January in Coalwood?
When are sunrise and sunset in January in Coalwood?
What are the months with the least sunshine in Coalwood?
How long on average sun shines in January in Coalwood?
What are the months with the lowest UV index in Coalwood?
What is the UV index reading in January in Coalwood?
Average temperature in January
Coalwood, MT
- Average high temperature in January: 28.8°F
The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in January: 15.1°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).
Average pressure in January
Coalwood, MT
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January and February (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).
Average wind speed in January
Coalwood, MT
- Average wind speed in January: 10.1mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest months (with the lowest average wind speed) are February and August (9.3mph).
Average humidity in January
Coalwood, MT
- Average humidity in January: 83%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (39%).
Average rainfall in January
Coalwood, MT
- Average rainfall in January: 0.31"
The wettest month (with the highest rainfall) is May (1.1").
The driest months (with the least rainfall) are November and December (0.28").
Average rainfall days in January
Coalwood, MT
- Average rainfall days in January: 3.8 days
The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is December (2.6 days).
Average snowfall in January
Coalwood, MT
- Average snowfall in January: 1.97"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Coalwood, MT
- Average snowfall days in January: 10.1 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Coalwood, MT
- Average daylight in January: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).
Average sunshine days in January
Coalwood, MT
- Average sunshine days in January: 19.5 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is April (16.5 days).
Average UV index in January
Coalwood, MT
- Average UV index in January: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Coalwood, MT
- Average cloud cover in January: 45
The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 15).
Average visibility in January
Coalwood, MT
- Average visibility in January: 6mi
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).
Coalwood, Montana, USA
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