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, exhibiting average temperatures of 37.8°F (3.2°C) at the peak and 24.3°F (-4.3°C) at the base.Humidity
In Rosemount, the average relative humidity in January is 80%.Rainfall
In Rosemount, during January, the rain falls for 11.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Rosemount, during the entire year, the rain falls for 170.4 days and collects up to 31.02" (788mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. January is the month with the most snowfall in Rosemount. Snow falls for 10.6 days and accumulates 3.19" (81mm) of snow.Daylight
The average length of the day in January in Rosemount is 9h and 49min.On the first day of January, sunrise is at 7:50 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:51 pm EST.
Sunshine
With an average of 3.9h of sunshine, January has the least sunshine of the year in Rosemount.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 of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 2 during January morphs into the following directions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. 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 are the coldest months in Rosemount?
Is it cold in Rosemount during January?
What is the average humidity in January in Rosemount?
How much does it rain in Rosemount in January?
When does it snow the most in Rosemount?
How much does it snow in Rosemount in January?
What is the average length of the day in January in Rosemount?
What time are sunrise and sunset in January in Rosemount?
What is the month with the least sunshine in Rosemount?
How many hours of sunshine does Rosemount have in January?
What are the months with the lowest UV index in Rosemount?
What is the UV index reading in January in Rosemount?
Average temperature in January
Rosemount, OH
- Average high temperature in January: 37.8°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37.8°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Rosemount, OH
- Average pressure in January: 30.15"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in January
Rosemount, OH
- Average wind speed in January: 7.5mph
The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in January
Rosemount, OH
- Average humidity in January: 80%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (75%).
Average rainfall in January
Rosemount, OH
- Average rainfall in January: 2.28"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in January
Rosemount, OH
- Average rainfall days in January: 11.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in January
Rosemount, OH
- Average snowfall in January: 3.19"
The month with the highest snowfall is January (3.19").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Rosemount, OH
- Average snowfall days in January: 10.6 days
The month with the highest number of snowfall days is January (10.6 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
Rosemount, OH
- 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 30min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Rosemount, OH
- Average sunshine days in January: 11.8 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (10 days).
Average UV index in January
Rosemount, OH
- 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
Rosemount, OH
- Average cloud cover in January: 60
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Rosemount, OH
- Average visibility in January: 5mi
The months with the highest visibility are March, April, June, October and November (6mi).
The months with the lowest visibility are January, February, May, July, August, September and December (5mi).
Rosemount, Ohio, USA
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