Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
January, with an average high of 26.2°F (-3.2°C) and a low of 13.3°F (-10.4°C), signifies the coldest month of the year.Humidity
With an average relative humidity of 84%, January is the most humid month.Rainfall
The month with the least rainfall is January, when the rain falls for 2.3 days and typically collects 0.39" (10mm) of precipitation.Snowfall
Months with snowfall in Pierson are January through April, October through December. In Pierson, during January, snow falls for 8.9 days and regularly aggregates up to 1.69" (43mm) of snow. Throughout the year, there are 32 snowfall days, and 8.82" (224mm) of snow is accumulated.Daylight
The average length of the day in January in Pierson, Iowa, is 9h and 29min.On the first day of January, sunrise is at 7:53 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:35 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 4.2h of sunshine.UV index
The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 1 in January leads to these recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the coldest time of year in Pierson?
How cold is January in Pierson?
What is the most humid month in Pierson?
What is the average humidity in January in Pierson?
What is the driest month in Pierson?
How many days does it rain in January in Pierson?
How many days does it snow in January in Pierson?
How many hours of daylight does Pierson have in January?
When is the sunrise / sunset in January in Pierson?
What is the month with the least sunshine in Pierson?
How many hours of sunshine does Pierson have in January?
What is the month with the lowest UV index in Pierson?
What is the UV index intensity in January in Pierson?
Average temperature in January
Pierson, IA
- Average high temperature in January: 26.2°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (26.2°F).
- Average low temperature in January: 13.3°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (13.3°F).
Average pressure in January
Pierson, IA
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in January
Pierson, IA
- Average wind speed in January: 10.6mph
The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).
Average humidity in January
Pierson, IA
- Average humidity in January: 84%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (66%).
Average rainfall in January
Pierson, IA
- Average rainfall in January: 0.39"
The wettest month (with the highest rainfall) is June (2.48").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in January
Pierson, IA
- Average rainfall days in January: 2.3 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (2.3 days).
Average snowfall in January
Pierson, IA
- Average snowfall in January: 1.69"
The month with the highest snowfall is March (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Pierson, IA
- Average snowfall days in January: 8.9 days
The month with the highest number of snowfall days is January (8.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Pierson, IA
- Average daylight in January: 9h 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 6min).
- Average sunshine in January: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in January
Pierson, IA
- Average sunshine days in January: 21.7 days
The month with the most sunshine days is December (23.4 days).
The month with the least sunshine days is June (13.1 days).
Average UV index in January
Pierson, IA
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in January
Pierson, IA
- Average cloud cover in January: 53
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in January
Pierson, IA
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Pierson, Iowa, USA
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