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
In Mendon, January records the lowest average temperatures, peaking at 32.5°F (0.3°C) and reaching a low of 20.5°F (-6.4°C).Humidity
In Mendon, the average relative humidity in January is 78%.Rainfall
In Mendon, Massachusetts, in January, it is raining for 7.7 days, with typically 2.48" (63mm) of accumulated precipitation. Throughout the year, there are 152.2 rainfall days, and 30.67" (779mm) of precipitation is accumulated.Snowfall
Months with snowfall in Mendon are January through May, November and December. In Mendon, Massachusetts, in January, snow falls for 8.4 days, with typically accumulated 3.9" (99mm) of snow. Throughout the year, in Mendon, there are 32.5 snowfall days, and 18.78" (477mm) of snow is accumulated.Daylight
In Mendon, the average length of the day in January is 9h and 31min.On the first day of January, sunrise is at 7:14 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:58 pm EST.
Sunshine
In January, the average sunshine in Mendon is 5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mendon, Massachusetts. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 2 during January translates into the following guidance:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the coldest month in Mendon?
How cold is it in Mendon in January?
What is the average humidity in January in Mendon?
How much does it rain in Mendon in January?
How many days does it snow in January in Mendon?
What is the average length of the day in January in Mendon?
When are sunrise and sunset in January in Mendon?
How many hours of sunshine does Mendon have in January?
When is the lowest UV index in Mendon?
What is the UV index intensity in January in Mendon?
Average temperature in January
Mendon, MA
- Average high temperature in January: 32.5°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in January: 20.5°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).
Average pressure in January
Mendon, MA
- Average pressure in January: 30.01"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Mendon, MA
- Average wind speed in January: 8.9mph
The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in January
Mendon, MA
- Average humidity in January: 78%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is April (71%).
Average rainfall in January
Mendon, MA
- Average rainfall in January: 2.48"
The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in January
Mendon, MA
- Average rainfall days in January: 7.7 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in January
Mendon, MA
- Average snowfall in January: 3.9"
The month with the highest snowfall is March (4.92").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
Mendon, MA
- Average snowfall days in January: 8.4 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Mendon, MA
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 5h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in January
Mendon, MA
- Average sunshine days in January: 16.5 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in January
Mendon, MA
- 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, March, November and December (UV index 2).
Average cloud cover in January
Mendon, MA
- Average cloud cover in January: 45
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in January
Mendon, MA
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, October, November and December (6mi).
The months with the lowest visibility are February, May, June, July, August and September (5mi).
Mendon, Massachusetts, USA
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