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
The arrival of February sees an average high-temperature of a still freezing cold 30.2°F (-1°C), hardly diverging from January's 25.9°F (-3.4°C). February in Keystone, Iowa, is noted for a mean low-temperature of 17.1°F (-8.3°C).Humidity
The average relative humidity in February is 84%.Rainfall
In Keystone, in February, during 4.6 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Keystone, during the entire year, the rain falls for 139 days and collects up to 29.49" (749mm) of precipitation.Snowfall
Months with snowfall in Keystone are January through May, October through December. In February, it is snowing for 10.6 days. Throughout February, 5" (127mm) of snow is accumulated. In Keystone, during the entire year, snow falls for 39 days and aggregates up to 16.69" (424mm) of snow.Daylight
In February, the average length of the day in Keystone is 10h and 37min.On the first day of February, sunrise is at 7:21 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 6:43 am and sunset at 5:58 pm CST.
Sunshine
The average sunshine in February is 4.1h.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 reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 2 during February translates into the following directions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Keystone in February?
What is the average humidity in February in Keystone?
How much does it rain in Keystone in February?
How much does it snow in Keystone in February?
How many hours of daylight does Keystone have in February?
When are sunrise and sunset in February in Keystone?
How long on average sun shines in February in Keystone?
What is the month with the lowest UV index in Keystone?
What is the UV index intensity in February in Keystone?
Average temperature in February
Keystone, IA
- Average high temperature in February: 30.2°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (25.9°F).
- Average low temperature in February: 17.1°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in February
Keystone, IA
- Average pressure in February: 30.13"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in February
Keystone, IA
- Average wind speed in February: 10.6mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).
Average humidity in February
Keystone, IA
- Average humidity in February: 84%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in February
Keystone, IA
- Average rainfall in February: 1.26"
The wettest month (with the highest rainfall) is May (4.61").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in February
Keystone, IA
- Average rainfall days in February: 4.6 days
The month with the highest number of rainy days is June (19.3 days).
The month with the least rainy days is January (4.5 days).
Average snowfall in February
Keystone, IA
- Average snowfall in February: 5"
The month with the highest snowfall is January (5.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in February
Keystone, IA
- Average snowfall days in February: 10.6 days
The month with the highest number of snowfall days is February (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in February /
Average sunshine in February
Keystone, 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 1min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in February
Keystone, IA
- Average sunshine days in February: 14.8 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is June (8.4 days).
Average UV index in February
Keystone, IA
- Average UV index in February: 2
The month with the highest UV index is June (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
Keystone, IA
- Average cloud cover in February: 56
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in February
Keystone, IA
- Average visibility in February: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
Keystone, Iowa, USA
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