Contents
- Weather in February
- Frequently asked questions
- Average temperature in February
- Average pressure in February
- Average wind speed in February
- Average humidity in February
- Average rainfall in February
- Average rainfall days in February
- Average snowfall in February
- Average snowfall days in February
- Average daylight in February
- Average sunshine in February
- Average sunshine days in February
- Average UV index in February
- Average cloud cover in February
- Average visibility in February
Weather in February
Temperature
Dewey sees the arrival of February with an average high-temperature of a wintry 36.1°F (2.3°C), indicating a subtle variation from January. During the month of February, Dewey anticipates a mean low-temperature of 23.5°F (-4.7°C).Humidity
In Dewey, the average relative humidity in February is 81%.Rainfall
The month with the least rainfall in Dewey is February, when the rain falls for 4.8 days and typically collects 0.51" (13mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Dewey, during February, snow falls for 6.7 days and regularly aggregates up to 0.79" (20mm) of snow. In Dewey, during the entire year, snow falls for 24.9 days and aggregates up to 3.27" (83mm) of snow.Daylight
The average length of the day in February is 10h and 42min.On the first day of February in Dewey, Illinois, sunrise is at 7:02 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 5:44 pm CST.
Sunshine
The average sunshine in February in Dewey, Illinois, is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Dewey. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In February, a regular UV index of 2 translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is February in Dewey?
What is the average humidity in February in Dewey?
What is the driest month in Dewey?
How many days does it rain in February in Dewey?
How much does it snow in Dewey in February?
How many hours of daylight does Dewey have in February?
When is the sunrise / sunset in February in Dewey?
How many hours of sunshine does Dewey have in February?
When is the lowest UV index in Dewey?
What is the UV index reading in February in Dewey?
Average temperature in February
Dewey, IL
- Average high temperature in February: 36.1°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in February: 23.5°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in February
Dewey, IL
- Average pressure in February: 30.11"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in February
Dewey, IL
- Average wind speed in February: 10.7mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.4mph).
Average humidity in February
Dewey, IL
- Average humidity in February: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in February
Dewey, IL
- Average rainfall in February: 0.51"
The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is February (0.51").
Average rainfall days in February
Dewey, IL
- Average rainfall days in February: 4.8 days
The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in February
Dewey, IL
- Average snowfall in February: 0.79"
The month with the highest snowfall is January (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in February
Dewey, IL
- Average snowfall days in February: 6.7 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in February /
Average sunshine in February
Dewey, IL
- Average daylight in February: 10h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in February: 4h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in February
Dewey, IL
- Average sunshine days in February: 18.9 days
The month with the most sunshine days is November (21.4 days).
The month with the least sunshine days is July (12.3 days).
Average UV index in February
Dewey, IL
- Average UV index in February: 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 February
Dewey, IL
- Average cloud cover in February: 56
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in February
Dewey, IL
- Average visibility in February: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Dewey, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
