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
The month of January, characterized by an average high of 32°F (0°C) and a low of 19.8°F (-6.8°C), is recognized as the coldest.Humidity
In Littleton Common, the average relative humidity in January is 78%.Rainfall
In January, the rain falls for 6.6 days. Throughout January, 2.09" (53mm) of precipitation is accumulated. In Littleton Common, during the entire year, the rain falls for 140.4 days and collects up to 27.13" (689mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Littleton Common. In January, in Littleton Common, it is snowing for 8.7 days. Throughout January, 4.49" (114mm) of snow is accumulated. In Littleton Common, Massachusetts, during the entire year, snow falls for 35.1 days and aggregates up to 24.88" (632mm) of snow.Daylight
In Littleton Common, Massachusetts, the average length of the day in January is 9h and 29min.On the first day of the month, sunrise is at 7:15 am and sunset at 4:23 pm. On the last day of January, sunrise is at 7:01 am and sunset at 4:57 pm EST.
Sunshine
In January, the average sunshine is 5.1h.UV index
The months with the lowest UV index in Littleton Common, Massachusetts, are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What time of the year is the coldest in Littleton Common?
How cold is it in Littleton Common in January?
What is the average humidity in January in Littleton Common?
How many days does it rain in January in Littleton Common?
How much does it snow in Littleton Common in January?
What is the average length of the day in January in Littleton Common?
When is the sunrise / sunset in January in Littleton Common?
How long on average sun shines in January in Littleton Common?
What is the month with the lowest UV index in Littleton Common?
What is the UV index intensity in January in Littleton Common?
Average temperature in January
Littleton Common, MA
- Average high temperature in January: 32°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in January: 19.8°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in January
Littleton Common, 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 (29.92"Hg).
Average wind speed in January
Littleton Common, MA
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in January
Littleton Common, 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 (70%).
Average rainfall in January
Littleton Common, MA
- Average rainfall in January: 2.09"
The wettest month (with the highest rainfall) is December (2.72").
The driest month (with the least rainfall) is September (1.46").
Average rainfall days in January
Littleton Common, MA
- Average rainfall days in January: 6.6 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in January
Littleton Common, MA
- Average snowfall in January: 4.49"
The month with the highest snowfall is February (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Littleton Common, MA
- Average snowfall days in January: 8.7 days
The month with the highest number of snowfall days is February (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Littleton Common, MA
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Littleton Common, MA
- Average sunshine days in January: 17.3 days
The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in January
Littleton Common, 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
Littleton Common, 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 33).
Average visibility in January
Littleton Common, MA
- Average visibility in January: 6mi
The months with the highest visibility are January, March, April, May, July, August, October, November and December (6mi).
The months with the lowest visibility are February, June and September (5mi).
Littleton Common, Massachusetts, USA
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