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
Charlo's weather in January displays an average high-temperature of a still freezing cold 29.8°F (-1.2°C), showing minor disparity from December's 28.4°F (-2°C). During January, Charlo records a consistent average nighttime temperature of 18°F (-7.8°C).Humidity
The most humid month is January, with an average relative humidity of 91%.Rainfall
In January, in Charlo, the rain falls for 9.1 days. Throughout January, 1.06" (27mm) of precipitation is accumulated. In Charlo, during the entire year, the rain falls for 129.9 days and collects up to 13.5" (343mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. In Charlo, in January, snow falls for 13.9 days, with typically accumulated 5.91" (150mm) of snow. In Charlo, during the entire year, snow falls for 67.1 days and aggregates up to 28.27" (718mm) of snow.Daylight
In Charlo, the average length of the day in January is 8h and 59min.On the first day of the month, sunrise is at 8:24 am and sunset at 4:56 pm. On the last day of January, sunrise is at 8:04 am and sunset at 5:36 pm MST.
Sunshine
January has the least sunshine of the year in Charlo, with an average of 4.7h of sunshine.UV index
The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January in Charlo?
What is the most humid month in Charlo?
What is the average humidity in January in Charlo?
How many days does it rain in January in Charlo?
How many days does it snow in January in Charlo?
What is the average length of the day in January in Charlo?
When is the sunrise / sunset in January in Charlo?
What is the month with the least sunshine in Charlo?
How many hours of sunshine does Charlo have in January?
What is the UV index intensity in January in Charlo?
Average temperature in January
Charlo, MT
- Average high temperature in January: 29.8°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (28.4°F).
- Average low temperature in January: 18°F
The month with the highest average low temperature is August (49.5°F).
The coldest month (with the lowest average low temperature) is December (16.7°F).
Average pressure in January
Charlo, MT
- Average pressure in January: 30.18"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Charlo, MT
- Average wind speed in January: 3.9mph
The windiest month (with the highest average wind speed) is April (4.8mph).
The calmest months (with the lowest average wind speed) are January, August and December (3.9mph).
Average humidity in January
Charlo, MT
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (49%).
Average rainfall in January
Charlo, MT
- Average rainfall in January: 1.06"
The wettest month (with the highest rainfall) is June (2.2").
The driest months (with the least rainfall) are July and August (0.63").
Average rainfall days in January
Charlo, MT
- Average rainfall days in January: 9.1 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is August (7.4 days).
Average snowfall in January
Charlo, MT
- Average snowfall in January: 5.91"
The month with the highest snowfall is February (6.5").
The months with the least snowfall are June, July and August (0").
Average snowfall days in January
Charlo, MT
- Average snowfall days in January: 13.9 days
The month with the highest number of snowfall days is December (14.5 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in January /
Average sunshine in January
Charlo, MT
- Average daylight in January: 9h and 0min
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: 4h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in January
Charlo, MT
- Average sunshine days in January: 13.7 days
The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is February (11 days).
Average UV index in January
Charlo, MT
- Average UV index in January: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in January
Charlo, MT
- Average cloud cover in January: 51
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in January
Charlo, MT
- Average visibility in January: 4mi
The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Charlo, Montana, USA
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