January weather forecast
Montgomeryville, PA

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Weather in January

January, like December, in Montgomeryville, Pennsylvania, is another cold winter month, with an average temperature ranging between max 35.6°F (2°C) and min 23.5°F (-4.7°C).

Temperature

January, characterized by an average high temperature of 35.6°F (2°C) and a low temperature of 23.5°F (-4.7°C), is generally the coldest month.

Humidity

In January, the average relative humidity is 76%.

Rainfall

In January, the rain falls for 6.3 days. Throughout January, 0.63" (16mm) of precipitation is accumulated. Throughout the year, there are 116.6 rainfall days, and 10.63" (270mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, November and December. In Montgomeryville, in January, snow falls for 4.6 days, with typically accumulated 0.71" (18mm) of snow. In Montgomeryville, during the entire year, snow falls for 14.8 days and aggregates up to 3.5" (89mm) of snow.

Daylight

The average length of the day in January is 9h and 41min.
On the first day of the month, sunrise is at 7:23 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:17 pm EST.

Sunshine

The average sunshine in January in Montgomeryville is 4.9h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Montgomeryville. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 2 in January translates into this advice:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.

Frequently asked questions

What is the coldest time of year?

January, on average, is the coldest month, registering a high temperature of 35.6°F (2°C) and a low of 23.5°F (-4.7°C).

How cold is January?

In January, the average high-temperature and low-temperature are 35.6°F (2°C) and 23.5°F (-4.7°C) respectively.

What is the average humidity in January?

In January, the average relative humidity is 76%.

How many days does it rain in January?

In Montgomeryville, in January, it is raining for 6.3 days, with typically 0.63" (16mm) of accumulated precipitation.

How many days does it snow in January?

In Montgomeryville, Pennsylvania, in January, snow falls for 4.6 days, with typically accumulated 0.71" (18mm) of snow.

How many hours of daylight does Montgomeryville have in January?

In Montgomeryville, the average day length in January is 9h and 41min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:23 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:17 pm EST.

How many hours of sunshine does Montgomeryville have in January?

In Montgomeryville, the average sunshine duration in January is 4.9h.

When is the lowest UV index?

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

What is the UV index intensity in January?

In Montgomeryville, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe 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
Montgomeryville, PA

Average temperature in January - Montgomeryville, PA
  • Average high temperature in January: 35.6°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in January: 23.5°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).

Average pressure in January
Montgomeryville, PA

Average pressure in January - Montgomeryville, PA
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Montgomeryville, PA

Average wind speed in January - Montgomeryville, PA
  • Average wind speed in January: 8mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in January
Montgomeryville, PA

Average humidity in January - Montgomeryville, PA
  • Average humidity in January: 76%

The months with the highest relative humidity are February, October and December (79%).
The months with the lowest relative humidity are April, July and August (73%).

Average rainfall in January
Montgomeryville, PA

Average rainfall in January - Montgomeryville, PA
  • Average rainfall in January: 0.63"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in January
Montgomeryville, PA

Average rainfall days in January - Montgomeryville, PA
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is July (13.8 days).
The months with the least rainy days are January and February (6.3 days).

Average snowfall in January
Montgomeryville, PA

Average snowfall in January - Montgomeryville, PA
  • Average snowfall in January: 0.71"

The month with the highest snowfall is March (1.02").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in January
Montgomeryville, PA

Average snowfall days in January - Montgomeryville, PA
  • Average snowfall days in January: 4.6 days

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Montgomeryville, PA

Average daylight in January / Average sunshine in January - Montgomeryville, PA
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in January
Montgomeryville, PA

Average sunshine days in January - Montgomeryville, PA
  • Average sunshine days in January: 21.4 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (13.9 days).

Average UV index in January
Montgomeryville, PA

Average UV index in January - Montgomeryville, PA
  • 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, March, November and December (UV index 2).

Average cloud cover in January
Montgomeryville, PA

Average cloud cover in January - Montgomeryville, PA
  • Average cloud cover in January: 45

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

Average visibility in January
Montgomeryville, PA

Average visibility in January - Montgomeryville, PA
  • 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).

Montgomeryville, Pennsylvania, USA

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