January weather forecast
Castles Rising, MD

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Weather in January

January, like December, in Castles Rising, Maryland, is an icy winter month, with an average temperature fluctuating between 36.9°F (2.7°C) and 23.9°F (-4.5°C).

Temperature

In Castles Rising, the lowest temperatures are generally noted in January, averaging a high of 36.9°F (2.7°C) and a low of 23.9°F (-4.5°C).

Humidity

January, April, July and November, with an average relative humidity of 76%, are the least humid months.

Rainfall

In January, in Castles Rising, the rain falls for 8.4 days. Throughout January, 2.2" (56mm) of precipitation is accumulated. Throughout the year, there are 158.9 rainfall days, and 32.68" (830mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Castles Rising, in January, snow falls for 6.9 days, with typically accumulated 3.5" (89mm) of snow. In Castles Rising, during the entire year, snow falls for 23.9 days and aggregates up to 13.31" (338mm) of snow.

Daylight

In Castles Rising, the average length of the day in January is 9h and 46min.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:54 pm. On the last day of January, sunrise is at 7:16 am and sunset at 5:25 pm EST.

Sunshine

The months with the least sunshine are January and February, with an average of 4.6h of 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 estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.

Frequently asked questions

What is the coldest month?

With average high and low temperatures of 36.9°F (2.7°C) and 23.9°F (-4.5°C) respectively, January is Castles Rising's coldest month.

How cold is it in January?

The high-temperature, in January, in Castles Rising, is 36.9°F (2.7°C), while the low-temperature averages to 23.9°F (-4.5°C).

What is the least humid month?

The months with the lowest humidity are January, April, July and November, with an average relative humidity of 76%.

What is the average humidity in January?

In January, the average relative humidity is 76%.

How much does it rain in January?

In Castles Rising, during January, the rain falls for 8.4 days and regularly aggregates up to 2.2" (56mm) of precipitation.

How many days does it snow in January?

In January, it is snowing for 6.9 days. Throughout January, 3.5" (89mm) of snow is accumulated.

What is the average length of the day in January?

In Castles Rising, the average day length in January is 9h and 46min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:27 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:25 pm EST.

What are the months with the least sunshine?

January and February, with an average of 4.6h of sunshine, are months with the least sunshine.

How long on average sun shines in January?

In Castles Rising, the average sunshine duration in January is 4.6h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

In Castles Rising, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
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
Castles Rising, MD

Average temperature in January - Castles Rising, MD
  • Average high temperature in January: 36.9°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in January: 23.9°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

Average pressure in January
Castles Rising, MD

Average pressure in January - Castles Rising, 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
Castles Rising, MD

Average wind speed in January - Castles Rising, MD
  • Average wind speed in January: 8.7mph

The windiest months (with the highest average wind speed) are February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in January
Castles Rising, MD

Average humidity in January - Castles Rising, MD
  • Average humidity in January: 76%

The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, April, July and November (76%).

Average rainfall in January
Castles Rising, MD

Average rainfall in January - Castles Rising, MD
  • Average rainfall in January: 2.2"

The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (2.13").

Average rainfall days in January
Castles Rising, MD

Average rainfall days in January - Castles Rising, MD
  • Average rainfall days in January: 8.4 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in January
Castles Rising, MD

Average snowfall in January - Castles Rising, MD
  • Average snowfall in January: 3.5"

The month with the highest snowfall is March (4.06").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Castles Rising, MD

Average snowfall days in January - Castles Rising, MD
  • Average snowfall days in January: 6.9 days

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Castles Rising, MD

Average daylight in January / Average sunshine in January - Castles Rising, 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 24min).

  • Average sunshine in January: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).

Average sunshine days in January
Castles Rising, MD

Average sunshine days in January - Castles Rising, MD
  • Average sunshine days in January: 16.9 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in January
Castles Rising, MD

Average UV index in January - Castles Rising, 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
Castles Rising, MD

Average cloud cover in January - Castles Rising, MD
  • Average cloud cover in January: 48

The months with the most cloud cover are February and March (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

Average visibility in January
Castles Rising, MD

Average visibility in January - Castles Rising, MD
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).

Castles Rising, Maryland, USA

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