January weather forecast
Hyattsville, MD

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Weather in January

January in Hyattsville, Maryland marks the beginning of the new year with a chill. The city braces for the coldest time of year, making it a true winter season with low temperatures falling to 27.7°F (-2.4°C). Snowfall is typical during this month, while the blustery winds add to the chill factor. Compared to December, daylight hours are shorter, rendering the Hyattsville landscape in a winter glow. Moving into February, the weather gradually begins to shift, hinting at the upcoming spring.

Temperature

January, on average, is the coldest month, registering a high temperature of 39.9°F (4.4°C) and a low of 27.7°F (-2.4°C).

Humidity

In Hyattsville, Maryland, the average relative humidity in January is 72%.

Rainfall

January is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.01" (51mm) of precipitation.

Snowfall

Months with snowfall are January through April and December. January is the month with the most snowfall. Snow falls for 4.1 days and accumulates 2.6" (66mm) of snow.

Daylight

In January, the average length of the day 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 Hyattsville, sunrise is at 7:15 am and sunset at 5:27 pm EST.

Sunshine

In January, the average sunshine in Hyattsville is 5.1h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 2 in January transforms into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.

Frequently asked questions

What month is the coldest?

Hyattsville's January weather reaches an average high of 39.9°F (4.4°C) and an average low of 27.7°F (-2.4°C), making it the coldest month.

How cold does it get in January?

The average high-temperature and low-temperature during January are 39.9°F (4.4°C) and 27.7°F (-2.4°C) respectively.

What is the average humidity in January?

In Hyattsville, the average relative humidity in January is 72%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 9.3 days and accumulates 2.01" (51mm) of precipitation.

How much does it rain in January?

In Hyattsville, during January, the rain falls for 9.3 days and regularly aggregates up to 2.01" (51mm) of precipitation.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 4.1 days and accumulates 2.6" (66mm) of snow.

How much does it snow in January?

In January, it is snowing for 4.1 days. Throughout January, 2.6" (66mm) of snow is accumulated.

How many hours of daylight does Hyattsville have in January?

In January, the average day length is 9h and 48min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:26 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 5:27 pm EST.

How many hours of sunshine does Hyattsville have in January?

In Hyattsville, the average sunshine duration in January is 5.1h.

When is the lowest UV index?

The months with the lowest UV index are January and December, with an average maximum UV index of 2.

How high is the UV index in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Hyattsville, MD

Average temperature in January - Hyattsville, MD
  • Average high temperature in January: 39.9°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 (39.9°F).

  • Average low temperature in January: 27.7°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in January
Hyattsville, MD

Average pressure in January - Hyattsville, 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 (29.94"Hg).

Average wind speed in January
Hyattsville, MD

Average wind speed in January - Hyattsville, MD
  • Average wind speed in January: 7.9mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in January
Hyattsville, MD

Average humidity in January - Hyattsville, MD
  • Average humidity in January: 72%

The months with the highest relative humidity are May, October and December (76%).
The months with the lowest relative humidity are April and July (71%).

Average rainfall in January
Hyattsville, MD

Average rainfall in January - Hyattsville, MD
  • Average rainfall in January: 2.01"

The wettest month (with the highest rainfall) is August (3.58").
The driest month (with the least rainfall) is January (2.01").

Average rainfall days in January
Hyattsville, MD

Average rainfall days in January - Hyattsville, MD
  • Average rainfall days in January: 9.3 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is November (9 days).

Average snowfall in January
Hyattsville, MD

Average snowfall in January - Hyattsville, MD
  • Average snowfall in January: 2.6"

The month with the highest snowfall is January (2.6").
The months with the least snowfall are May, June, July, August, September, October and November (0").

Average snowfall days in January
Hyattsville, MD

Average snowfall days in January - Hyattsville, MD
  • Average snowfall days in January: 4.1 days

The month with the highest number of snowfall days is January (4.1 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
Hyattsville, MD

Average daylight in January / Average sunshine in January - Hyattsville, 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 54min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in January
Hyattsville, MD

Average sunshine days in January - Hyattsville, MD
  • Average sunshine days in January: 18.6 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is May (11.8 days).

Average UV index in January
Hyattsville, MD

Average UV index in January - Hyattsville, 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 and December (UV index 2).

Average cloud cover in January
Hyattsville, MD

Average cloud cover in January - Hyattsville, 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
Hyattsville, MD

Average visibility in January - Hyattsville, 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).

Hyattsville, Maryland, USA

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