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
January, noted for its average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 26.1°F (-3.3°C), is considered the coldest month.Humidity
The average relative humidity in January is 73%.Rainfall
The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.85" (47mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Running Brook, during January, snow falls for 4.4 days and regularly aggregates up to 2.52" (64mm) of snow. In Running Brook, during the entire year, snow falls for 15.9 days and aggregates up to 8.7" (221mm) of snow.Daylight
In January, the average length of the day is 9h and 47min.On the first day of January, sunrise is at 7:26 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:26 pm EST.
Sunshine
January and February, with an average of 5.1h of sunshine, are months with the least sunshine.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 value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.Note: In January, an average UV index of 2 transforms into the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. To guard against the harmful effects of the Sun, minimize exposure during midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
Is January cold in Running Brook?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
How many days does it snow in January?
How many hours of daylight does Running Brook have in January?
What time are sunrise and sunset in January?
What is the month with the least sunshine in Running Brook?
How many hours of sunshine does Running Brook have in January?
What is the month with the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Running Brook, MD
- Average high temperature in January: 38.1°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in January: 26.1°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in January
Running Brook, 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
Running Brook, MD
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in January
Running Brook, MD
- Average humidity in January: 73%
The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall in January
Running Brook, MD
- Average rainfall in January: 1.85"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in January
Running Brook, MD
- Average rainfall days in January: 8.4 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in January
Running Brook, MD
- Average snowfall in January: 2.52"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Running Brook, MD
- Average snowfall days in January: 4.4 days
The month with the highest number of snowfall days is February (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
Running Brook, 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 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in January
Running Brook, MD
- Average sunshine days in January: 18.2 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).
Average UV index in January
Running Brook, 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, February, November and December (UV index 2).
Average cloud cover in January
Running Brook, 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
Running Brook, 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).
Running Brook, Maryland, USA
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