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
Temperature records mark January as the coldest month, with highs averaging 39.7°F (4.3°C) and lows at 27.1°F (-2.7°C).Humidity
In Adelphi Park, Maryland, the average relative humidity in January is 72%.Rainfall
January is the month with the least rainfall. Rain falls for 8.8 days and accumulates 1.89" (48mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Adelphi Park. January is the month with the most snowfall. Snow falls for 4.6 days and accumulates 2.87" (73mm) of snow.Daylight
In Adelphi Park, the average length of the day in January is 9h and 48min.On the first day of the month, sunrise is at 7:26 am and sunset at 4:55 pm. On the last day of January, in Adelphi Park, sunrise is at 7:15 am and sunset at 5:27 pm EST.
Sunshine
The average sunshine in January is 5h.UV index
The months with the lowest UV index are January, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 2 in January translates into the following instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What are the coldest months in Adelphi Park?
How cold is January in Adelphi Park?
What is the average humidity in January in Adelphi Park?
What is the driest month in Adelphi Park?
How much does it rain in Adelphi Park in January?
When does it snow the most in Adelphi Park?
How many days does it snow in January in Adelphi Park?
How many hours of daylight does Adelphi Park have in January?
When are sunrise and sunset in January in Adelphi Park?
How many hours of sunshine does Adelphi Park have in January?
What is the month with the lowest UV index in Adelphi Park?
How high is the UV index in January in Adelphi Park?
Average temperature in January
Adelphi Park, MD
- Average high temperature in January: 39.7°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in January: 27.1°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (27.1°F).
Average pressure in January
Adelphi Park, 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
Adelphi Park, MD
- Average wind speed in January: 7.8mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in January
Adelphi Park, MD
- Average humidity in January: 72%
The months with the highest relative humidity are May, October and December (75%).
The month with the lowest relative humidity is July (69%).
Average rainfall in January
Adelphi Park, MD
- Average rainfall in January: 1.89"
The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (1.89").
Average rainfall days in January
Adelphi Park, MD
- Average rainfall days in January: 8.8 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in January
Adelphi Park, MD
- Average snowfall in January: 2.87"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Adelphi Park, MD
- Average snowfall days in January: 4.6 days
The month with the highest number of snowfall days is January (4.6 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
Adelphi Park, 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 0min
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 54min).
Average sunshine days in January
Adelphi Park, MD
- Average sunshine days in January: 18.1 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (12 days).
Average UV index in January
Adelphi Park, 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, November and December (UV index 2).
Average cloud cover in January
Adelphi Park, MD
- Average cloud cover in January: 45
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in January
Adelphi Park, MD
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Adelphi Park, Maryland, USA
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