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
With average high temperatures of 39.7°F (4.3°C) and lows of 26.8°F (-2.9°C), January is the coldest month.Humidity
In Alto Pass, Illinois, the average relative humidity in January is 76%.Rainfall
In Alto Pass, in January, it is raining for 8.4 days, with typically 1.57" (40mm) of accumulated precipitation. In Alto Pass, during the entire year, the rain falls for 143 days and collects up to 27.44" (697mm) of precipitation.Snowfall
Months with snowfall in Alto Pass, Illinois, are January through April, October through December. In Alto Pass, Illinois, during January, snow falls for 4.6 days and regularly aggregates up to 1.22" (31mm) of snow. In Alto Pass, during the entire year, snow falls for 14.9 days and aggregates up to 6.06" (154mm) of snow.Daylight
The average length of the day in January in Alto Pass, Illinois, is 9h and 55min.On the first day of the month, sunrise is at 7:12 am and sunset at 4:49 pm. On the last day of January, in Alto Pass, sunrise is at 7:01 am and sunset at 5:19 pm CST.
Sunshine
January and February, with an average of 4.6h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Frequently asked questions
What are the coldest months in Alto Pass?
How cold is it in Alto Pass in January?
What is the average humidity in January in Alto Pass?
How many days does it rain in January in Alto Pass?
How much does it snow in Alto Pass in January?
What is the average length of the day in January in Alto Pass?
What time are sunrise and sunset in January in Alto Pass?
What are the months with the least sunshine in Alto Pass?
How long on average sun shines in January in Alto Pass?
What are the months with the lowest UV index in Alto Pass?
How high is the UV index in January in Alto Pass?
Average temperature in January
Alto Pass, IL
- Average high temperature in January: 39.7°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in January: 26.8°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in January
Alto Pass, 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 (29.94"Hg).
Average wind speed in January
Alto Pass, IL
- Average wind speed in January: 9mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in January
Alto Pass, IL
- Average humidity in January: 76%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Alto Pass, IL
- Average rainfall in January: 1.57"
The wettest month (with the highest rainfall) is April (3.31").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in January
Alto Pass, IL
- Average rainfall days in January: 8.4 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in January
Alto Pass, IL
- Average snowfall in January: 1.22"
The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Alto Pass, IL
- Average snowfall days in January: 4.6 days
The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Alto Pass, IL
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in January
Alto Pass, IL
- Average sunshine days in January: 18.6 days
The month with the most sunshine days is October (21 days).
The month with the least sunshine days is July (12.8 days).
Average UV index in January
Alto Pass, IL
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in January
Alto Pass, IL
- Average cloud cover in January: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in January
Alto Pass, 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).
Alto Pass, Illinois, USA
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