January weather forecast
Reisterstown, MD

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Weather in January

January, like December, in Reisterstown, Maryland, is another cold winter month, with temperature in the range of an average low of 24.8°F (-4°C) and an average high of 37.4°F (3°C).

Temperature

In Reisterstown, the lowest average temperatures are observed in January, with a high of 37.4°F (3°C) and a low of 24.8°F (-4°C).

Humidity

January, March, April, July and November, with an average relative humidity of 75%, are the least humid months.

Rainfall

In January, the rain falls for 8.3 days. Throughout January, 2.09" (53mm) of precipitation is accumulated. Throughout the year, there are 158.9 rainfall days, and 31.38" (797mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In January, it is snowing for 6.6 days. Throughout January, 2.36" (60mm) of snow is accumulated. In Reisterstown, during the entire year, snow falls for 21.2 days and aggregates up to 10.55" (268mm) of snow.

Daylight

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 7:15 am and sunset at 5:25 pm EST.

Sunshine

The average sunshine in January is 4.8h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In January, the UV index of 2 transforms into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

What month is the coldest?

January, with its average high-temperature of 37.4°F (3°C) and an average low-temperature of 24.8°F (-4°C), holds the record as the coldest month.

How cold is it in January?

The high-temperature during January is 37.4°F (3°C) and the low-temperature is 24.8°F (-4°C).

What are the least humid months?

The months with the lowest humidity are January, March, April, July and November, with an average relative humidity of 75%.

What is the average humidity in January?

The average relative humidity in January is 75%.

How many days does it rain in January in Reisterstown?

In Reisterstown, in January, it is raining for 8.3 days, with typically 2.09" (53mm) of accumulated precipitation.

How much does it snow in January?

In Reisterstown, during January, snow falls for 6.6 days and regularly aggregates up to 2.36" (60mm) of snow.

What is the average length of the day in January?

The average day length in January is 9h and 46min.

When 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 7:15 am and sunset at 5:25 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 4.8h.

What are the months with the lowest UV index?

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

What is the UV index reading in January in Reisterstown?

In Reisterstown, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents 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
Reisterstown, MD

Average temperature in January - Reisterstown, MD
  • Average high temperature in January: 37.4°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in January: 24.8°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in January
Reisterstown, MD

Average pressure in January - Reisterstown, 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
Reisterstown, MD

Average wind speed in January - Reisterstown, MD
  • Average wind speed in January: 8.8mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in January
Reisterstown, MD

Average humidity in January - Reisterstown, MD
  • Average humidity in January: 75%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, March, April, July and November (75%).

Average rainfall in January
Reisterstown, MD

Average rainfall in January - Reisterstown, MD
  • Average rainfall in January: 2.09"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is February (1.89").

Average rainfall days in January
Reisterstown, MD

Average rainfall days in January - Reisterstown, MD
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in January
Reisterstown, MD

Average snowfall in January - Reisterstown, MD
  • Average snowfall in January: 2.36"

The month with the highest snowfall is March (3.46").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Reisterstown, MD

Average snowfall days in January - Reisterstown, MD
  • Average snowfall days in January: 6.6 days

The month with the highest number of snowfall days is January (6.6 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
Reisterstown, MD

Average daylight in January / Average sunshine in January - Reisterstown, 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 5min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Reisterstown, MD

Average sunshine days in January - Reisterstown, MD
  • Average sunshine days in January: 17.4 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.2 days).

Average UV index in January
Reisterstown, MD

Average UV index in January - Reisterstown, 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
Reisterstown, MD

Average cloud cover in January - Reisterstown, MD
  • Average cloud cover in January: 47

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in January
Reisterstown, MD

Average visibility in January - Reisterstown, 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).

Reisterstown, Maryland, USA

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