February weather forecast
Crystal Lake, IA

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Weather in February

February, the last month of the winter in Crystal Lake, is also a subzero cold month, with temperature in the range of an average low of 13.5°F (-10.3°C) and an average high of 26.2°F (-3.2°C).

Temperature

The arrival of February brings an average high-temperature of a still subzero cold 26.2°F (-3.2°C), subtly diverging from January's 22.1°F (-5.5°C). Crystal Lake throughout February, experiences an average nighttime temperature of 13.5°F (-10.3°C).

Humidity

The average relative humidity in February in Crystal Lake is 87%.

Rainfall

In Crystal Lake, in February, during 3 rainfall days, 1.22" (31mm) of precipitation is typically 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. The month with the most snowfall is February, when snow falls for 11.3 days and typically aggregates up to 5.79" (147mm) of snow.

Daylight

The average length of the day in February in Crystal Lake, Iowa, is 10h and 33min.
On the first day of February in Crystal Lake, sunrise is at 7:30 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:03 pm CST.

Sunshine

In Crystal Lake, the average sunshine in February is 4h.

UV index

The average daily maximum UV index in February is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 2 in February converts into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

How cold is it in Crystal Lake in February?

The high-temperature, in February, in Crystal Lake, records 26.2°F (-3.2°C), while the low-temperature is 13.5°F (-10.3°C).

What is the average humidity in February in Crystal Lake?

In Crystal Lake, the average relative humidity in February is 87%.

How many days does it rain in February in Crystal Lake?

In February, in Crystal Lake, the rain falls for 3 days. Throughout February, 1.22" (31mm) of precipitation is accumulated.

When does it snow the most in Crystal Lake?

February is the month with the most snowfall in Crystal Lake, Iowa. Snow falls for 11.3 days and accumulates 5.79" (147mm) of snow.

How much does it snow in Crystal Lake in February?

In Crystal Lake, in February, snow falls for 11.3 days, with typically accumulated 5.79" (147mm) of snow.

How many hours of daylight does Crystal Lake have in February?

In Crystal Lake, Iowa, the average day length in February is 10h and 33min.

What time are sunrise and sunset in February in Crystal Lake?

In February, on the first day of the month, sunrise is at 7:30 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 6:51 am and sunset at 6:03 pm CST.

How long on average sun shines in February in Crystal Lake?

In February, the average sunshine duration in Crystal Lake, Iowa, is 4h.

How high is the UV index in February in Crystal Lake?

In Crystal Lake, Iowa, the average daily maximum UV index in February is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in February
Crystal Lake, IA

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).

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Average pressure in February
Crystal Lake, IA

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).

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Average wind speed in February
Crystal Lake, IA

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).

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Average humidity in February
Crystal Lake, IA

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%).

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Average rainfall in February
Crystal Lake, IA

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").

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Average rainfall days in February
Crystal Lake, IA

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).

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Average snowfall in February
Crystal Lake, IA

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").

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Average snowfall days in February
Crystal Lake, IA

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).

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Average daylight in February /
Average sunshine in February
Crystal Lake, IA

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).

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Average sunshine days in February
Crystal Lake, IA

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).

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Average UV index in February
Crystal Lake, IA

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).

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Average cloud cover in February
Crystal Lake, IA

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).

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Average visibility in February
Crystal Lake, IA

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).

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Crystal Lake, Iowa, USA

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