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 time of the year is January, with temperatures averaging a high of 38.8°F (3.8°C) and a low of 27.7°F (-2.4°C).Humidity
The average relative humidity in January in Willow is 73%.Rainfall
The month with the least rainfall is January, when the rain falls for 8.4 days and typically collects 1.81" (46mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. The month with the most snowfall is January, when snow falls for 3.8 days and typically aggregates up to 2.09" (53mm) of snow.Daylight
In January, the average length of the day in Willow, Maryland, is 9h and 47min.On the first day of January in Willow, sunrise is at 7:25 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:25 pm EST.
Sunshine
In January, the average sunshine is 5.3h.UV index
January, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Willow. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 2 transforms into these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's radiation is especially intense around midday; try to stay in shade during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What month is the coldest in Willow?
How cold is it in Willow in January?
What is the average humidity in January in Willow?
What is the driest month in Willow?
How many days does it rain in January in Willow?
What is the snowiest month in Willow?
How many days does it snow in January in Willow?
How many hours of daylight does Willow have in January?
When is the sunrise / sunset in January in Willow?
How many hours of sunshine does Willow have in January?
When is the lowest UV index in Willow?
How high is the UV index in January in Willow?
Average temperature in January
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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
Willow, 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).
Willow, Maryland, USA
Weather forecast for your location
2. Allow the app to use your location
