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 Capitol Hills, the lowest average temperatures are observed in January, with a high of 38.8°F (3.8°C) and a low of 27.7°F (-2.4°C).Humidity
In January, the average relative humidity is 73%.Rainfall
January is the month with the least rainfall. Rain falls for 8.4 days and accumulates 1.81" (46mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. The month with the most snowfall in Capitol Hills is January, when snow falls for 3.8 days and typically aggregates up to 2.09" (53mm) of snow.Daylight
The average length of the day in January is 9h and 47min.On the first day of the month, sunrise is at 7:25 am and sunset at 4:53 pm. On the last day of January, sunrise is at 7:14 am and sunset at 5:25 pm EST.
Sunshine
In Capitol Hills, the average sunshine in January is 5.3h.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 2 during January leads to these advisories:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. To guard against the harmful effects of the Sun, minimize exposure during midday. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
Is January cold?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
When does it snow the most?
How many days does it snow in January?
How many hours of daylight does Capitol Hills have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Capitol Hills have in January?
What are the months with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Capitol Hills, MD
- Average high temperature in January: 38.8°F
The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (38.8°F).
- Average low temperature in January: 27.7°F
The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).
Average pressure in January
Capitol Hills, 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
Capitol Hills, MD
- Average wind speed in January: 9.1mph
The windiest months (with the highest average wind speed) are January, February and March (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in January
Capitol Hills, MD
- Average humidity in January: 73%
The month with the highest relative humidity is May (77%).
The months with the lowest relative humidity are March, April and July (72%).
Average rainfall in January
Capitol Hills, MD
- Average rainfall in January: 1.81"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (1.81").
Average rainfall days in January
Capitol Hills, MD
- Average rainfall days in January: 8.4 days
The month with the highest number of rainy days is May (18 days).
The months with the least rainy days are January and November (8.4 days).
Average snowfall in January
Capitol Hills, MD
- Average snowfall in January: 2.09"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Capitol Hills, MD
- Average snowfall days in January: 3.8 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Capitol Hills, 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 2min
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 6min).
Average sunshine days in January
Capitol Hills, MD
- Average sunshine days in January: 18.1 days
The month with the most sunshine days is November (19.9 days).
The months with the least sunshine days are May and July (10.8 days).
Average UV index in January
Capitol Hills, 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
Capitol Hills, MD
- Average cloud cover in January: 43
The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in January
Capitol Hills, 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).
Capitol Hills, Maryland, USA
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