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
Temperature records mark January as the coldest month, with highs averaging 39.9°F (4.4°C) and lows at 24.8°F (-4°C).Humidity
In January, the average relative humidity is 75%.Rainfall
In Boss, in January, during 7.8 rainfall days, 2.13" (54mm) of precipitation is typically accumulated. Throughout the year, in Boss, there are 151.7 rainfall days, and 33.98" (863mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Boss, in January, during 6.8 snowfall days, 2.4" (61mm) of snow is typically accumulated. Throughout the year, there are 24 snowfall days, and 10.98" (279mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 55min.On the first day of January in Boss, sunrise is at 7:19 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:26 pm CST.
Sunshine
The average sunshine in January is 4.8h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Boss. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In January, the maximum UV index of 2 translates into these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Boss?
Is it cold in Boss during January?
What is the average humidity in January in Boss?
How many days does it rain in January in Boss?
How much does it snow in Boss in January?
What is the average length of the day in January in Boss?
What time are sunrise and sunset in January in Boss?
How long on average sun shines in January in Boss?
What is the month with the lowest UV index in Boss?
How high is the UV index in January in Boss?
Average temperature in January
Boss, MO
- Average high temperature in January: 39.9°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (39.9°F).
- Average low temperature in January: 24.8°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in January
Boss, 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 (29.93"Hg).
Average wind speed in January
Boss, MO
- Average wind speed in January: 8.3mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in January
Boss, MO
- Average humidity in January: 75%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Boss, MO
- Average rainfall in January: 2.13"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in January
Boss, MO
- Average rainfall days in January: 7.8 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in January
Boss, MO
- Average snowfall in January: 2.4"
The month with the highest snowfall is February (4.25").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Boss, MO
- Average snowfall days in January: 6.8 days
The months with the highest number of snowfall days are January and February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Boss, MO
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
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 18min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Boss, MO
- Average sunshine days in January: 17.4 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in January
Boss, MO
- Average UV index in January: 2
The months with the highest UV index are May, 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
Boss, MO
- Average cloud cover in January: 49
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in January
Boss, MO
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).
Boss, Missouri, USA
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