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
Dalzell reaches its lowest average temperatures in January, measuring 28.9°F (-1.7°C) at the peak and 16.9°F (-8.4°C) at the lowest.Humidity
In Dalzell, the average relative humidity in January is 83%.Rainfall
In Dalzell, in January, it is raining for 5.5 days, with typically 1.65" (42mm) of accumulated precipitation. Throughout the year, in Dalzell, there are 151.4 rainfall days, and 30.67" (779mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. January is the month with the most snowfall in Dalzell. Snow falls for 12.1 days and accumulates 4.37" (111mm) of snow.Daylight
The average length of the day in January in Dalzell, Illinois, is 9h and 36min.On the first day of January, sunrise is at 7:22 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:11 pm CST.
Sunshine
January has the least sunshine of the year in Dalzell, Illinois, with an average of 3.9h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Dalzell. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 1 in January translates into this advice:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Dalzell?
How cold is January in Dalzell?
What is the average humidity in January in Dalzell?
How many days does it rain in January in Dalzell?
What is the snowiest month in Dalzell?
How much does it snow in Dalzell in January?
What is the average length of the day in January in Dalzell?
When is the sunrise / sunset in January in Dalzell?
What is the month with the least sunshine in Dalzell?
How long on average sun shines in January in Dalzell?
What is the month with the lowest UV index in Dalzell?
What is the UV index intensity in January in Dalzell?
Average temperature in January
Dalzell, IL
- Average high temperature in January: 28.9°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in January: 16.9°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in January
Dalzell, IL
- Average pressure in January: 30.13"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Dalzell, IL
- Average wind speed in January: 10.3mph
The windiest months (with the highest average wind speed) are January and April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Dalzell, IL
- Average humidity in January: 83%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Dalzell, IL
- Average rainfall in January: 1.65"
The wettest month (with the highest rainfall) is May (4.65").
The driest month (with the least rainfall) is February (1.57").
Average rainfall days in January
Dalzell, IL
- Average rainfall days in January: 5.5 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in January
Dalzell, IL
- Average snowfall in January: 4.37"
The month with the highest snowfall is January (4.37").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Dalzell, IL
- Average snowfall days in January: 12.1 days
The month with the highest number of snowfall days is January (12.1 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
Dalzell, IL
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Dalzell, IL
- Average sunshine days in January: 13.8 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is May (10.4 days).
Average UV index in January
Dalzell, IL
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Dalzell, IL
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in January
Dalzell, IL
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are January, July and August (5mi).
Dalzell, Illinois, USA
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