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
Derby observes an average high-temperature of a wintry 33.3°F (0.7°C) in February, barely different from 29.3°F (-1.5°C) in January. Derby's average low-temperature is measured at a subzero cold 18.9°F (-7.3°C) during February.Humidity
In February, the average relative humidity is 81%.Rainfall
In Derby, Iowa, in February, it is raining for 5.3 days, with typically 1.06" (27mm) of accumulated precipitation. In Derby, during the entire year, the rain falls for 131.1 days and collects up to 25.71" (653mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Derby. The month with the most snowfall in Derby is February, when snow falls for 8.1 days and typically aggregates up to 4.13" (105mm) of snow.Daylight
In February, the average length of the day in Derby is 10h and 40min.On the first day of the month, sunrise is at 7:24 am and sunset at 5:30 pm. On the last day of February, in Derby, Iowa, sunrise is at 6:48 am and sunset at 6:04 pm CST.
Sunshine
In February, the average sunshine is 4.7h.UV index
The average daily maximum UV index in February in Derby is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 2 in February suggests the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Derby in February?
What is the average humidity in February in Derby?
How much does it rain in Derby in February?
When does it snow the most in Derby?
How much does it snow in Derby in February?
What is the average length of the day in February in Derby?
What time are sunrise and sunset in February in Derby?
How many hours of sunshine does Derby have in February?
How high is the UV index in February in Derby?
Average temperature in February
Derby, IA
- Average high temperature in February: 33.3°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in February: 18.9°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16°F).
Average pressure in February
Derby, IA
- Average pressure in February: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in February
Derby, IA
- Average wind speed in February: 10.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in February
Derby, IA
- Average humidity in February: 81%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in February
Derby, IA
- Average rainfall in February: 1.06"
The wettest month (with the highest rainfall) is June (3.74").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in February
Derby, IA
- Average rainfall days in February: 5.3 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (4.7 days).
Average snowfall in February
Derby, IA
- Average snowfall in February: 4.13"
The month with the highest snowfall is February (4.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Derby, IA
- Average snowfall days in February: 8.1 days
The month with the highest number of snowfall days is January (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Derby, IA
- Average daylight in February: 10h 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 18min).
- Average sunshine in February: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in February
Derby, IA
- Average sunshine days in February: 16.1 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is June (10.7 days).
Average UV index in February
Derby, IA
- Average UV index in February: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in February
Derby, IA
- Average cloud cover in February: 51
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in February
Derby, IA
- Average visibility in February: 6mi
The months with the highest visibility are February, March, April, May, June, July, September, October, November and December (6mi).
The months with the lowest visibility are January and August (5mi).
Derby, Iowa, USA
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