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, with its high-temperature average of 39°F (3.9°C) and a low-temperature average of 26.2°F (-3.2°C), is the coldest month.Humidity
In Highlands of Olney, the average relative humidity in January is 73%.Rainfall
The month with the least rainfall in Highlands of Olney is January, when the rain falls for 9.3 days and typically collects 2.17" (55mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. The months with the most snowfall in Highlands of Olney are January and March, with an average 3.03" (77mm) of accumulated snow.Daylight
In Highlands of Olney, the average length of the day in January is 9h and 47min.On the first day of the month, sunrise is at 7:27 am and sunset at 4:55 pm. On the last day of January, sunrise is at 7:15 am and sunset at 5:27 pm EST.
Sunshine
The average sunshine in January is 5.1h.UV index
The months with the lowest UV index in Highlands of Olney, Maryland, are January, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
What month is the coldest in Highlands of Olney?
Is it cold in Highlands of Olney during January?
What is the average humidity in January in Highlands of Olney?
What is the driest month in Highlands of Olney?
How many days does it rain in January in Highlands of Olney?
What is the snowiest month in Highlands of Olney?
How many days does it snow in January in Highlands of Olney?
What is the average length of the day in January in Highlands of Olney?
When is the sunrise / sunset in January in Highlands of Olney?
How long on average sun shines in January in Highlands of Olney?
What are the months with the lowest UV index in Highlands of Olney?
How high is the UV index in January in Highlands of Olney?
Average temperature in January
Highlands of Olney, MD
- Average high temperature in January: 39°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in January: 26.2°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in January
Highlands of Olney, 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
Highlands of Olney, 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 (5.1mph).
Average humidity in January
Highlands of Olney, MD
- Average humidity in January: 73%
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in January
Highlands of Olney, MD
- Average rainfall in January: 2.17"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in January
Highlands of Olney, MD
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in January
Highlands of Olney, MD
- Average snowfall in January: 3.03"
The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Highlands of Olney, MD
- Average snowfall days in January: 5.1 days
The months with the highest number of snowfall days are January and February (5.1 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
Highlands of Olney, 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 month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in January
Highlands of Olney, MD
- Average sunshine days in January: 18.1 days
The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).
Average UV index in January
Highlands of Olney, 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
Highlands of Olney, 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 31).
Average visibility in January
Highlands of Olney, 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).
Highlands of Olney, Maryland, USA
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