January weather forecast
Haverford, PA

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Weather in January

January, the same as December, is a wintry winter month in Haverford, Pennsylvania, with temperature in the range of an average low of 25°F (-3.9°C) and an average high of 36.7°F (2.6°C).

Temperature

The month of January, characterized by an average high of 36.7°F (2.6°C) and a low of 25°F (-3.9°C), is recognized as the coldest.

Humidity

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

Rainfall

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

Snowfall

Months with snowfall are January through March, November and December. In Haverford, during January, snow falls for 4.5 days and regularly aggregates up to 0.87" (22mm) of snow. In Haverford, during the entire year, snow falls for 15.1 days and aggregates up to 3.66" (93mm) of snow.

Daylight

In January, the average length of the day is 9h and 43min.
On the first day of January, sunrise is at 7:23 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.

Sunshine

In January, the average sunshine 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 minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, a daily maximum UV index of 2 leads to the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

What month is the coldest?

The coldest month is January, with an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 25°F (-3.9°C).

How cold is January?

Haverford in January has an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 25°F (-3.9°C).

What is the average humidity in January?

The average relative humidity in January is 75%.

What is the driest month?

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 Haverford?

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

How much does it snow in January?

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

How many hours of daylight does Haverford have in January?

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

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

How long on average sun shines in January?

The average sunshine duration in January is 4.8h.

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.

What is the UV index reading in January?

In Haverford, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Haverford, PA

Average temperature in January - Haverford, 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
Haverford, PA

Average pressure in January - Haverford, 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
Haverford, PA

Average wind speed in January - Haverford, 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
Haverford, PA

Average humidity in January - Haverford, 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
Haverford, PA

Average rainfall in January - Haverford, 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
Haverford, PA

Average rainfall days in January - Haverford, 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
Haverford, PA

Average snowfall in January - Haverford, 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
Haverford, PA

Average snowfall days in January - Haverford, 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
Haverford, PA

Average daylight in January / Average sunshine in January - Haverford, 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
Haverford, PA

Average sunshine days in January - Haverford, 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
Haverford, PA

Average UV index in January - Haverford, 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
Haverford, PA

Average cloud cover in January - Haverford, 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
Haverford, PA

Average visibility in January - Haverford, 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).

Haverford, Pennsylvania, USA

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