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
With its high average temperature of 24.6°F (-4.1°C) and a low of 12.6°F (-10.8°C), January is regarded as the coldest month.Humidity
January and February, with an average relative humidity of 90%, are the most humid months.Rainfall
In January, the rain falls for 7.6 days. Throughout January, 3.23" (82mm) of precipitation is accumulated. In Martinsburg, during the entire year, the rain falls for 174 days and collects up to 40.2" (1021mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 22 days and typically aggregates up to 14.09" (358mm) of snow.Daylight
The average length of the day in January in Martinsburg is 9h and 22min.On the first day of the month, sunrise is at 7:35 am and sunset at 4:35 pm. On the last day of January, sunrise is at 7:19 am and sunset at 5:10 pm EST.
Sunshine
In January, the average sunshine is 2.5h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: During January, 1 as the daily maximum UV index converts into the following advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
How cold is January?
What are the most humid months?
What is the average humidity in January?
How many days does it rain in January?
What is the snowiest month?
How many days does it snow in January?
How many hours of daylight does Martinsburg have in January?
When are sunrise and sunset in January?
How many hours of sunshine does Martinsburg have in January?
What is the month with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Martinsburg, NY
- Average high temperature in January: 24.6°F
The warmest month (with the highest average high temperature) is July (76.3°F).
The month with the lowest average high temperature is January (24.6°F).
- Average low temperature in January: 12.6°F
The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (12.6°F).
Average pressure in January
Martinsburg, NY
- Average pressure in January: 30.03"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in January
Martinsburg, NY
- Average wind speed in January: 9.6mph
The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in January
Martinsburg, NY
- Average humidity in January: 90%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (78%).
Average rainfall in January
Martinsburg, NY
- Average rainfall in January: 3.23"
The wettest month (with the highest rainfall) is October (4.17").
The driest month (with the least rainfall) is September (2.32").
Average rainfall days in January
Martinsburg, NY
- Average rainfall days in January: 7.6 days
The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is January (7.6 days).
Average snowfall in January
Martinsburg, NY
- Average snowfall in January: 14.09"
The month with the highest snowfall is January (14.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Martinsburg, NY
- Average snowfall days in January: 22 days
The month with the highest number of snowfall days is January (22 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Martinsburg, NY
- 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: 2h and 3min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).
Average sunshine days in January
Martinsburg, NY
- Average sunshine days in January: 5.6 days
The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (4.7 days).
Average UV index in January
Martinsburg, NY
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in January
Martinsburg, NY
- Average cloud cover in January: 77
The month with the most cloud cover is January (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in January
Martinsburg, NY
- Average visibility in January: 4mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Martinsburg, New York, USA
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