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, known for its average high temperature of 39°F (3.9°C) and an average low temperature of 25.2°F (-3.8°C), is the coldest month.Humidity
The average relative humidity in January in Hillsboro, Missouri, is 74%.Rainfall
In Hillsboro, in January, during 7 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, in Hillsboro, Missouri, there are 142.9 rainfall days, and 28.5" (724mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Hillsboro. In January, it is snowing for 7.1 days. Throughout January, 1.93" (49mm) of snow is accumulated. Throughout the year, in Hillsboro, there are 22.5 snowfall days, and 8.15" (207mm) of snow is accumulated.Daylight
In Hillsboro, the average length of the day in January is 9h and 52min.On the first day of the month, sunrise is at 7:18 am and sunset at 4:52 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:23 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 4.7h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The average daily UV index of 2 in January transforms into the following instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest in Hillsboro?
Is January cold in Hillsboro?
What is the average humidity in January in Hillsboro?
How many days does it rain in January in Hillsboro?
How much does it snow in Hillsboro in January?
What is the average length of the day in January in Hillsboro?
What time are sunrise and sunset in January in Hillsboro?
What is the month with the least sunshine in Hillsboro?
How long on average sun shines in January in Hillsboro?
What are the months with the lowest UV index in Hillsboro?
How high is the UV index in January in Hillsboro?
Average temperature in January
Hillsboro, MO
- Average high temperature in January: 39°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in January: 25.2°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (25.2°F).
Average pressure in January
Hillsboro, 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
Hillsboro, MO
- Average wind speed in January: 8.8mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Hillsboro, MO
- Average humidity in January: 74%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Hillsboro, MO
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in January
Hillsboro, MO
- Average rainfall days in January: 7 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (7 days).
Average snowfall in January
Hillsboro, MO
- Average snowfall in January: 1.93"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Hillsboro, MO
- Average snowfall days in January: 7.1 days
The month with the highest number of snowfall days is January (7.1 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
Hillsboro, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in January
Hillsboro, MO
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in January
Hillsboro, 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
Hillsboro, MO
- Average cloud cover in January: 49
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in January
Hillsboro, MO
- 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).
Hillsboro, Missouri, USA
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