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 Hagerstown, January is the coldest month, with temperatures averaging a high of 36.1°F (2.3°C) and a low of 22.8°F (-5.1°C).Humidity
The average relative humidity in January is 76%.Rainfall
In Hagerstown, in January, during 8.8 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. In Hagerstown, during the entire year, the rain falls for 164.7 days and collects up to 29.17" (741mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 9 days and accumulates 4.21" (107mm) of snow.Daylight
In Hagerstown, the average length of the day in January is 9h and 45min.On the first day of the month, sunrise is at 7:31 am and sunset at 4:57 pm. On the last day of January, in Hagerstown, sunrise is at 7:19 am and sunset at 5:28 pm EST.
Sunshine
In January, the average sunshine is 4.8h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Hagerstown?
How cold is January?
What is the average humidity in January?
How many days does it rain in January in Hagerstown?
When does it snow the most?
How many days does it snow in January?
How many hours of daylight does Hagerstown have in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
How high is the UV index in January?
Average temperature in January
Hagerstown, MD
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in January: 22.8°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in January
Hagerstown, MD
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in January
Hagerstown, MD
- Average wind speed in January: 7.7mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in January
Hagerstown, MD
- Average humidity in January: 76%
The months with the highest relative humidity are May and October (79%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in January
Hagerstown, MD
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in January
Hagerstown, MD
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in January
Hagerstown, MD
- Average snowfall in January: 4.21"
The month with the highest snowfall is January (4.21").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Hagerstown, MD
- Average snowfall days in January: 9 days
The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hagerstown, MD
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in January
Hagerstown, MD
- Average sunshine days in January: 15.9 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.7 days).
Average UV index in January
Hagerstown, MD
- Average UV index in January: 2
The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Hagerstown, MD
- Average cloud cover in January: 49
The months with the most cloud cover are January, February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in January
Hagerstown, MD
- Average visibility in January: 5mi
The months with the highest visibility are April, June, July, August, November and December (6mi).
The months with the lowest visibility are January, February, March, May, September and October (5mi).
Hagerstown, Maryland, USA
Weather forecast for your location
2. Allow the app to use your location