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
Entering February, the average high-temperature is recorded at a still freezing cold 30.6°F (-0.8°C), exhibiting a minimal shift from January's 26.8°F (-2.9°C). Jefferson records an average nighttime low-temperature of 16.9°F (-8.4°C) throughout February.Humidity
In February, the average relative humidity is 82%.Rainfall
In February, the rain falls for 3.4 days. Throughout February, 1.02" (26mm) of precipitation is accumulated. Throughout the year, there are 125.7 rainfall days, and 26.5" (673mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In February, it is snowing for 8.8 days. Throughout February, 3.66" (93mm) of snow is accumulated. Throughout the year, there are 38.1 snowfall days, and 15.31" (389mm) of snow is accumulated.Daylight
In February, the average length of the day is 10h and 37min.On the first day of the month, sunrise is at 7:30 am and sunset at 5:31 pm. On the last day of February, sunrise is at 6:52 am and sunset at 6:07 pm CST.
Sunshine
In February, the average sunshine is 4.9h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In February, the maximum UV index of 2 suggests this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The Sun's radiation is especially intense around midday; try to stay in shade during this period. 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. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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 many days does it rain in February?
How much does it snow in February?
What is the average length of the day in February?
When is the sunrise / sunset in February?
How many hours of sunshine does Jefferson have in February?
What are the months with the lowest UV index?
What is the UV index intensity in February?
Average temperature in February
Jefferson, IA
- Average high temperature in February: 30.6°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in February: 16.9°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in February
Jefferson, 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 (29.88"Hg).
Average wind speed in February
Jefferson, IA
- Average wind speed in February: 10.5mph
The windiest month (with the highest average wind speed) is April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).
Average humidity in February
Jefferson, IA
- Average humidity in February: 82%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (69%).
Average rainfall in February
Jefferson, IA
- Average rainfall in February: 1.02"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is January (0.87").
Average rainfall days in February
Jefferson, IA
- Average rainfall days in February: 3.4 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in February
Jefferson, IA
- Average snowfall in February: 3.66"
The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Jefferson, IA
- Average snowfall days in February: 8.8 days
The month with the highest number of snowfall days is January (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Jefferson, IA
- Average daylight in February: 10h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in February: 4h and 5min
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
Jefferson, IA
- Average sunshine days in February: 16.5 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in February
Jefferson, 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, February, October, November and December (UV index 2).
Average cloud cover in February
Jefferson, IA
- Average cloud cover in February: 51
The month with the most cloud cover is January (Cloud cover 55).
The months with the least cloud cover are July and September (Cloud cover 30).
Average visibility in February
Jefferson, IA
- Average visibility in February: 6mi
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).
Jefferson, Iowa, USA
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