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, with its high-temperature average of 33.6°F (0.9°C) and a low-temperature average of 21.7°F (-5.7°C), is the coldest month.Humidity
The average relative humidity in January in West Roxbury is 77%.Rainfall
In West Roxbury, in January, it is raining for 5.7 days, with typically 0.43" (11mm) of accumulated precipitation. In West Roxbury, during the entire year, the rain falls for 85.9 days and collects up to 5.87" (149mm) of precipitation.Snowfall
Months with snowfall are January through May, November and December. In West Roxbury, in January, snow falls for 4.9 days, with typically accumulated 0.39" (10mm) of snow. Throughout the year, in West Roxbury, there are 18.8 snowfall days, and 3.15" (80mm) of snow is accumulated.Daylight
In West Roxbury, the average length of the day in January is 9h and 31min.On the first day of January, sunrise is at 7:13 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:56 pm EST.
Sunshine
In January, the average sunshine in West Roxbury is 5.2h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in West Roxbury, Massachusetts. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high daily UV index of 2 during January translates into the following directions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Frequently asked questions
What time of the year is the coldest in West Roxbury?
How cold is January in West Roxbury?
What is the average humidity in January in West Roxbury?
How many days does it rain in January in West Roxbury?
How much does it snow in West Roxbury in January?
What is the average length of the day in January in West Roxbury?
What time are sunrise and sunset in January in West Roxbury?
How many hours of sunshine does West Roxbury have in January?
When is the lowest UV index in West Roxbury?
What is the UV index intensity in January in West Roxbury?
Average temperature in January
West Roxbury, MA
- Average high temperature in January: 33.6°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.6°F).
- Average low temperature in January: 21.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).
Average pressure in January
West Roxbury, 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
West Roxbury, MA
- Average wind speed in January: 9.1mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in January
West Roxbury, MA
- Average humidity in January: 77%
The month with the highest relative humidity is February (78%).
The month with the lowest relative humidity is April (70%).
Average rainfall in January
West Roxbury, MA
- Average rainfall in January: 0.43"
The wettest month (with the highest rainfall) is November (0.67").
The driest month (with the least rainfall) is September (0.24").
Average rainfall days in January
West Roxbury, MA
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is February (4.1 days).
Average snowfall in January
West Roxbury, MA
- Average snowfall in January: 0.39"
The month with the highest snowfall is December (0.91").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in January
West Roxbury, MA
- Average snowfall days in January: 4.9 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
West Roxbury, 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 6min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
West Roxbury, MA
- Average sunshine days in January: 22.5 days
The months with the most sunshine days are January and November (22.5 days).
The month with the least sunshine days is June (17.5 days).
Average UV index in January
West Roxbury, 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
West Roxbury, MA
- Average cloud cover in January: 44
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in January
West Roxbury, MA
- 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).
West Roxbury, Massachusetts, USA
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