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 of the year, registering average temperatures as high as 20.7°F (-6.3°C) and as low as 7.7°F (-13.5°C).Humidity
With an average relative humidity of 91%, January is the most humid month.Rainfall
January is the month with the least rainfall in Rochester. Rain falls for 2.5 days and accumulates 0.47" (12mm) of precipitation.Snowfall
Months with snowfall in Rochester are January through May, October through December. In January, it is snowing for 12.8 days. Throughout January, 2.2" (56mm) of snow is accumulated. Throughout the year, in Rochester, there are 55.2 snowfall days, and 14.09" (358mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 20min.On the first day of the month, sunrise is at 7:44 am and sunset at 4:42 pm. On the last day of January, sunrise is at 7:28 am and sunset at 5:18 pm CST.
Sunshine
With an average of 3.2h of sunshine, January has the least sunshine of the year in Rochester, Minnesota.UV index
January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily maximum UV index of 1 in January interprets into the following advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What is the coldest time of year in Rochester?
How cold is January in Rochester?
What is the most humid month in Rochester?
What is the average humidity in January in Rochester?
What is the driest month in Rochester?
How many days does it rain in January in Rochester?
How much does it snow in Rochester in January?
How many hours of daylight does Rochester have in January?
When are sunrise and sunset in January in Rochester?
What is the month with the least sunshine in Rochester?
How long on average sun shines in January in Rochester?
When is the lowest UV index in Rochester?
What is the UV index intensity in January in Rochester?
Average temperature in January
Rochester, MN
- Average high temperature in January: 20.7°F
The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in January: 7.7°F
The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).
Average pressure in January
Rochester, MN
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in January
Rochester, MN
- Average wind speed in January: 10.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7.5mph).
Average humidity in January
Rochester, MN
- Average humidity in January: 91%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Rochester, MN
- Average rainfall in January: 0.47"
The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in January
Rochester, MN
- Average rainfall days in January: 2.5 days
The month with the highest number of rainy days is June (15.3 days).
The month with the least rainy days is February (2.3 days).
Average snowfall in January
Rochester, MN
- Average snowfall in January: 2.2"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Rochester, MN
- Average snowfall days in January: 12.8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Rochester, MN
- Average daylight in January: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in January: 3h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in January
Rochester, MN
- Average sunshine days in January: 17.8 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in January
Rochester, MN
- Average UV index in January: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in January
Rochester, MN
- Average cloud cover in January: 67
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
Rochester, MN
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Rochester, Minnesota, USA
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