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
In February, Crystal Lake notes an average high-temperature of a still subzero cold 26.2°F (-3.2°C), hardly different from the preceding month. In February, Crystal Lake encounters an average low-temperature of 13.5°F (-10.3°C) during the night.Humidity
In February, the average relative humidity is 87%.Rainfall
In February, the rain falls for 3 days. Throughout February, 1.22" (31mm) of precipitation is accumulated. In Crystal Lake, during the entire year, the rain falls for 136.2 days and collects up to 25.39" (645mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Crystal Lake. February is the month with the most snowfall. Snow falls for 11.3 days and accumulates 5.79" (147mm) of snow.Daylight
In Crystal Lake, Iowa, the average length of the day in February is 10h and 33min.On the first day of the month, sunrise is at 7:30 am and sunset at 5:26 pm. On the last day of February, sunrise is at 6:51 am and sunset at 6:03 pm CST.
Sunshine
The average sunshine in February is 4h.UV index
In February, the average daily maximum UV index in Crystal Lake is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 2 during February translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is February?
What is the average humidity in February?
How much does it rain in February?
When does it snow the most?
How much does it snow in February?
How many hours of daylight does Crystal Lake have in February?
What time are sunrise and sunset in February?
How many hours of sunshine does Crystal Lake have in February?
What is the UV index reading in February?
Average temperature in February
Crystal Lake, IA
- Average high temperature in February: 26.2°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (22.1°F).
- Average low temperature in February: 13.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).
Average pressure in February
Crystal Lake, IA
- Average pressure in February: 30.14"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in February
Crystal Lake, IA
- Average wind speed in February: 10.7mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest month (with the lowest average wind speed) is July (7.4mph).
Average humidity in February
Crystal Lake, IA
- Average humidity in February: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (70%).
Average rainfall in February
Crystal Lake, IA
- Average rainfall in February: 1.22"
The wettest month (with the highest rainfall) is June (4.21").
The driest month (with the least rainfall) is January (0.98").
Average rainfall days in February
Crystal Lake, IA
- Average rainfall days in February: 3 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (3 days).
Average snowfall in February
Crystal Lake, IA
- Average snowfall in February: 5.79"
The month with the highest snowfall is February (5.79").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Crystal Lake, IA
- Average snowfall days in February: 11.3 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Crystal Lake, IA
- Average daylight in February: 10h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in February: 4h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in February
Crystal Lake, IA
- Average sunshine days in February: 13.9 days
The months with the most sunshine days are October and November (17.4 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in February
Crystal Lake, IA
- Average UV index in February: 2
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 February
Crystal Lake, IA
- Average cloud cover in February: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in February
Crystal Lake, IA
- Average visibility in February: 5mi
The months with the highest visibility are March, April, May, June, September, October and November (6mi).
The months with the lowest visibility are January, February, July, August and December (5mi).
Crystal Lake, Iowa, USA
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