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 is the coldest month of the year, registering average temperatures as high as 22.3°F (-5.4°C) and as low as 9.9°F (-12.3°C).Humidity
January is the most humid month in Swaledale, with an average relative humidity of 89%.Rainfall
January is the month with the least rainfall. Rain falls for 4.5 days and accumulates 1.06" (27mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Swaledale, Iowa. In Swaledale, in January, during 14.6 snowfall days, 5.67" (144mm) of snow is typically accumulated. Throughout the year, in Swaledale, there are 60.2 snowfall days, and 26.26" (667mm) of snow is accumulated.Daylight
In January, the average length of the day in Swaledale is 9h and 26min.On the first day of January, sunrise is at 7:44 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:23 pm CST.
Sunshine
The month with the least sunshine in Swaledale is January, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index in Swaledale are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 1 during January translates into the following directions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. During bright days, sunglasses that offer UVA and UVB defense are recommended. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Swaledale?
How cold is January in Swaledale?
What is the most humid month in Swaledale?
What is the average humidity in January in Swaledale?
What is the driest month in Swaledale?
How many days does it rain in January in Swaledale?
How many days does it snow in January in Swaledale?
How many hours of daylight does Swaledale have in January?
What time are sunrise and sunset in January in Swaledale?
What is the month with the least sunshine in Swaledale?
How long on average sun shines in January in Swaledale?
When is the lowest UV index in Swaledale?
How high is the UV index in January in Swaledale?
Average temperature in January
Swaledale, IA
- Average high temperature in January: 22.3°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 (22.3°F).
- Average low temperature in January: 9.9°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).
Average pressure in January
Swaledale, IA
- Average pressure in January: 30.15"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).
Average wind speed in January
Swaledale, IA
- Average wind speed in January: 10.9mph
The windiest months (with the highest average wind speed) are January and April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in January
Swaledale, IA
- Average humidity in January: 89%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Swaledale, IA
- Average rainfall in January: 1.06"
The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (1.06").
Average rainfall days in January
Swaledale, IA
- Average rainfall days in January: 4.5 days
The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in January
Swaledale, IA
- Average snowfall in January: 5.67"
The month with the highest snowfall is February (7.48").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Swaledale, IA
- Average snowfall days in January: 14.6 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Swaledale, IA
- Average daylight in January: 9h and 2min
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: 3h and 3min
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).
Average sunshine days in January
Swaledale, IA
- Average sunshine days in January: 14.2 days
The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (8 days).
Average UV index in January
Swaledale, IA
- Average UV index in January: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Swaledale, IA
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Swaledale, IA
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, July and December (5mi).
Swaledale, Iowa, USA
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