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
January, with its average high-temperature of 35.2°F (1.8°C) and an average low-temperature of 23°F (-5°C), holds the record as the coldest month.Humidity
In January, the average relative humidity is 78%.Rainfall
In January, the rain falls for 6.9 days. Throughout January, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 135.9 rainfall days, and 21.89" (556mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 4.8 days and typically aggregates up to 1.18" (30mm) of snow.Daylight
In Montrose, the average length of the day in January is 9h and 47min.On the first day of January, sunrise is at 7:12 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 5:12 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 4.3h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 2 in January interprets into the following advice:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is it in January?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most in Montrose?
How much does it snow in January?
How many hours of daylight does Montrose have in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine?
How long on average sun shines in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Montrose, IL
- Average high temperature in January: 35.2°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in January: 23°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in January
Montrose, IL
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Montrose, IL
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in January
Montrose, IL
- Average humidity in January: 78%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Montrose, IL
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is February (1.06").
Average rainfall days in January
Montrose, IL
- Average rainfall days in January: 6.9 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is January (6.9 days).
Average snowfall in January
Montrose, IL
- Average snowfall in January: 1.18"
The month with the highest snowfall is January (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Montrose, IL
- Average snowfall days in January: 4.8 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Montrose, IL
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in January
Montrose, IL
- Average sunshine days in January: 20 days
The month with the most sunshine days is January (20 days).
The month with the least sunshine days is May (12.9 days).
Average UV index in January
Montrose, IL
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Montrose, IL
- Average cloud cover in January: 53
The months with the most cloud cover are January and February (Cloud cover 53).
The months with the least cloud cover are June and September (Cloud cover 29).
Average visibility in January
Montrose, IL
- 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).
Montrose, Illinois, USA
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