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
With average high and low temperatures of 31.1°F (-0.5°C) and 17.2°F (-8.2°C) respectively, January is Yorktown's coldest month.Humidity
January is the most humid month, with an average relative humidity of 80%.Rainfall
In Yorktown, Iowa, in January, it is raining for 3.8 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 114.9 rainfall days, and 18.39" (467mm) of precipitation is accumulated.Snowfall
Months with snowfall in Yorktown, Iowa, are January through April, October through December. January is the month with the most snowfall in Yorktown. Snow falls for 7.8 days and accumulates 2.17" (55mm) of snow.Daylight
In January, the average length of the day in Yorktown is 9h and 39min.On the first day of January, sunrise is at 7:44 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:36 pm CST.
Sunshine
With an average of 4.6h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 2 in January translates into this advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What is the coldest month in Yorktown?
How cold is it in Yorktown in January?
What is the most humid month in Yorktown?
What is the average humidity in January in Yorktown?
How much does it rain in Yorktown in January?
When does it snow the most in Yorktown?
How many days does it snow in January in Yorktown?
How many hours of daylight does Yorktown have in January?
When are sunrise and sunset in January in Yorktown?
What is the month with the least sunshine in Yorktown?
How long on average sun shines in January in Yorktown?
When is the lowest UV index in Yorktown?
How high is the UV index in January in Yorktown?
Average temperature in January
Yorktown, IA
- Average high temperature in January: 31.1°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in January: 17.2°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).
Average pressure in January
Yorktown, 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 (29.87"Hg).
Average wind speed in January
Yorktown, IA
- Average wind speed in January: 9.9mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in January
Yorktown, IA
- Average humidity in January: 80%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (69%).
Average rainfall in January
Yorktown, IA
- Average rainfall in January: 0.51"
The wettest month (with the highest rainfall) is June (3.39").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in January
Yorktown, IA
- Average rainfall days in January: 3.8 days
The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (3.4 days).
Average snowfall in January
Yorktown, IA
- Average snowfall in January: 2.17"
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Yorktown, IA
- Average snowfall days in January: 7.8 days
The month with the highest number of snowfall days is January (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Yorktown, IA
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).
Average sunshine days in January
Yorktown, IA
- Average sunshine days in January: 21.1 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in January
Yorktown, IA
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Yorktown, IA
- Average cloud cover in January: 49
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in January
Yorktown, 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).
Yorktown, Iowa, USA
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