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
The lowest temperatures are recorded in January, with averages reaching a high of 38.8°F (3.8°C) and a low of 24.3°F (-4.3°C).Humidity
The average relative humidity in January is 75%.Rainfall
January is the month with the least rainfall. Rain falls for 7.2 days and accumulates 1.38" (35mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Gravois Mills, in January, during 5.8 snowfall days, 2.6" (66mm) of snow is typically accumulated. Throughout the year, there are 19.9 snowfall days, and 9.45" (240mm) of snow is accumulated.Daylight
The average length of the day in January in Gravois Mills is 9h and 52min.On the first day of January, sunrise is at 7:28 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:32 pm CST.
Sunshine
With an average of 4.9h 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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index of 2 during January leads to these instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Around midday, solar radiation is most harmful; hence, exposure should be limited. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest?
How cold is it in January?
What is the average humidity in January?
What is the driest month?
How much does it rain in Gravois Mills in January?
How many days does it snow in January?
How many hours of daylight does Gravois Mills have in January?
When are sunrise and sunset in January?
What is the month with the least sunshine in Gravois Mills?
How many hours of sunshine does Gravois Mills have in January?
What are the months with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Gravois Mills, MO
- Average high temperature in January: 38.8°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Gravois Mills, MO
- 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 (29.92"Hg).
Average wind speed in January
Gravois Mills, MO
- Average wind speed in January: 9mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in January
Gravois Mills, MO
- Average humidity in January: 75%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Gravois Mills, MO
- Average rainfall in January: 1.38"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is January (1.38").
Average rainfall days in January
Gravois Mills, MO
- Average rainfall days in January: 7.2 days
The month with the highest number of rainy days is May (17 days).
The months with the least rainy days are January and December (7.2 days).
Average snowfall in January
Gravois Mills, MO
- Average snowfall in January: 2.6"
The month with the highest snowfall is February (3.54").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Gravois Mills, MO
- Average snowfall days in January: 5.8 days
The month with the highest number of snowfall days is February (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Gravois Mills, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in January
Gravois Mills, MO
- Average sunshine days in January: 19.4 days
The month with the most sunshine days is December (19.8 days).
The month with the least sunshine days is May (11 days).
Average UV index in January
Gravois Mills, MO
- 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
Gravois Mills, MO
- Average cloud cover in January: 46
The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in January
Gravois Mills, MO
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Gravois Mills, Missouri, USA
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