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 coldest period is January, when temperatures fluctuate between an average high of 39.7°F (4.3°C) and a low of 28°F (-2.2°C).Humidity
In Crofton, the average relative humidity in January is 72%.Rainfall
The month with the least rainfall is January, when the rain falls for 8.9 days and typically collects 2.05" (52mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. The month with the most snowfall is January, when snow falls for 4.3 days and typically aggregates up to 2.36" (60mm) of snow.Daylight
In Crofton, the average length of the day in January is 9h and 48min.On the first day of January, sunrise is at 7:25 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:26 pm EST.
Sunshine
In Crofton, the average sunshine in January is 5.2h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 2 during January translates into the following directions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
Is it cold during January?
What is the average humidity in January?
What is the driest month?
How much does it rain in January?
What is the snowiest month?
How many days does it snow in January in Crofton?
How many hours of daylight does Crofton have in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Crofton have in January?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Crofton, MD
- Average high temperature in January: 39.7°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in January: 28°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28°F).
Average pressure in January
Crofton, MD
- Average pressure in January: 30.1"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in January
Crofton, MD
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).
Average humidity in January
Crofton, MD
- Average humidity in January: 72%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is April (71%).
Average rainfall in January
Crofton, MD
- Average rainfall in January: 2.05"
The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in January
Crofton, MD
- Average rainfall days in January: 8.9 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in January
Crofton, MD
- Average snowfall in January: 2.36"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Crofton, MD
- Average snowfall days in January: 4.3 days
The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Crofton, MD
- Average daylight in January: 9h and 5min
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 30min).
- Average sunshine in January: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in January
Crofton, MD
- Average sunshine days in January: 18.5 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.5 days).
Average UV index in January
Crofton, MD
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in January
Crofton, MD
- Average cloud cover in January: 43
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in January
Crofton, MD
- 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).
Crofton, Maryland, USA
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