January weather forecast
Penn Valley, PA

Share

Weather in January

January, the same as December, is a wintry winter month in Penn Valley, Pennsylvania, with an average temperature varying between 25°F (-3.9°C) and 36.7°F (2.6°C).

Temperature

January stands out as Penn Valley's coldest month, with temperatures ranging between an average high of 36.7°F (2.6°C) and a low of 25°F (-3.9°C).

Humidity

In Penn Valley, the average relative humidity in January is 75%.

Rainfall

The month with the least rainfall is January, when the rain falls for 5.3 days and typically collects 0.55" (14mm) of precipitation.

Snowfall

Months with snowfall in Penn Valley, Pennsylvania, are January through March, November and December. In Penn Valley, during January, snow falls for 4.5 days and regularly aggregates up to 0.87" (22mm) of snow. Throughout the year, there are 15.1 snowfall days, and 3.66" (93mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 43min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:46 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:18 pm EST.

Sunshine

In Penn Valley, 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 estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In January, an average UV index of 2 transforms into the following instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What part of the year is the coldest?

Penn Valley's coldest temperatures are experienced in January, with average high temperatures of 36.7°F (2.6°C) and lows of 25°F (-3.9°C).

How cold is it in January?

In January, the average high-temperature and low-temperature are 36.7°F (2.6°C) and 25°F (-3.9°C) respectively.

What is the average humidity in January?

The average relative humidity in January is 75%.

What is the driest month in Penn Valley?

January is the month with the least rainfall. Rain falls for 5.3 days and accumulates 0.55" (14mm) of precipitation.

How many days does it rain in January?

In January, the rain falls for 5.3 days. Throughout January, 0.55" (14mm) of precipitation is accumulated.

How many days does it snow in January?

In Penn Valley, Pennsylvania, during January, snow falls for 4.5 days and regularly aggregates up to 0.87" (22mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 43min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:18 pm EST.

How many hours of sunshine does Penn Valley have in January?

The average sunshine duration in January is 4.8h.

What are the months with the lowest UV index?

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

How high is the UV index in January in Penn Valley?

In Penn Valley, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents 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
Penn Valley, PA

Average temperature in January - Penn Valley, PA
  • Average high temperature in January: 36.7°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in January: 25°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in January
Penn Valley, PA

Average pressure in January - Penn Valley, PA
  • Average pressure in January: 30.09"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
Penn Valley, PA

Average wind speed in January - Penn Valley, PA
  • Average wind speed in January: 8.2mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in January
Penn Valley, PA

Average humidity in January - Penn Valley, PA
  • Average humidity in January: 75%

The months with the highest relative humidity are February and October (78%).
The months with the lowest relative humidity are April, July and August (71%).

Average rainfall in January
Penn Valley, PA

Average rainfall in January - Penn Valley, PA
  • Average rainfall in January: 0.55"

The wettest months (with the highest rainfall) are July and August (1.14").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in January
Penn Valley, PA

Average rainfall days in January - Penn Valley, PA
  • Average rainfall days in January: 5.3 days

The month with the highest number of rainy days is July (13.3 days).
The month with the least rainy days is January (5.3 days).

Average snowfall in January
Penn Valley, PA

Average snowfall in January - Penn Valley, PA
  • Average snowfall in January: 0.87"

The months with the highest snowfall are February and March (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Penn Valley, PA

Average snowfall days in January - Penn Valley, PA
  • Average snowfall days in January: 4.5 days

The month with the highest number of snowfall days is January (4.5 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
Penn Valley, PA

Average daylight in January / Average sunshine in January - Penn Valley, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in January
Penn Valley, PA

Average sunshine days in January - Penn Valley, PA
  • Average sunshine days in January: 21.9 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.9 days).

Average UV index in January
Penn Valley, PA

Average UV index in January - Penn Valley, 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, November and December (UV index 2).

Average cloud cover in January
Penn Valley, PA

Average cloud cover in January - Penn Valley, PA
  • Average cloud cover in January: 46

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

Average visibility in January
Penn Valley, PA

Average visibility in January - Penn Valley, PA
  • 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).

Penn Valley, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location