Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Onset of December witnesses a reduction in the average high-temperature, falling from a frosty 45.7°F (7.6°C) in November to an icy 36°F (2.2°C). During the nights in December, Lehman observes an average low-temperature of 25.7°F (-3.5°C).Humidity
The months with the highest humidity in Lehman are February and December, with an average relative humidity of 84%.Rainfall
In Lehman, during December, the rain falls for 10.3 days and regularly aggregates up to 2.17" (55mm) of precipitation. In Lehman, during the entire year, the rain falls for 166.2 days and collects up to 30.83" (783mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Lehman, Pennsylvania. In Lehman, during December, snow falls for 11.1 days and regularly aggregates up to 4.33" (110mm) of snow. Throughout the year, in Lehman, there are 57.9 snowfall days, and 29.53" (750mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:11 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:44 pm EST.
Sunshine
The average sunshine in December is 3.8h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Lehman. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 1 during December leads to these instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
How cold is December in Lehman?
What is the most humid month in Lehman?
What is the average humidity in December in Lehman?
How many days does it rain in December in Lehman?
How much does it snow in Lehman in December?
What is the month with the shortest days in Lehman?
How many hours of daylight does Lehman have in December?
What time are sunrise and sunset in December in Lehman?
How long on average sun shines in December in Lehman?
When is the lowest UV index in Lehman?
What is the UV index reading in December in Lehman?
Average temperature in December
Lehman, PA
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (29.8°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Lehman, PA
- Average pressure in December: 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 December
Lehman, PA
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are March and April (8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Lehman, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in December
Lehman, PA
- Average rainfall in December: 2.17"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is January (2.01").
Average rainfall days in December
Lehman, PA
- Average rainfall days in December: 10.3 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Lehman, PA
- Average snowfall in December: 4.33"
The month with the highest snowfall is February (8.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Lehman, PA
- Average snowfall days in December: 11.1 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lehman, PA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).
Average sunshine days in December
Lehman, PA
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is November (15.4 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Lehman, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Lehman, PA
- Average cloud cover in December: 62
The months with the most cloud cover are February and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Lehman, PA
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Lehman, Pennsylvania, USA
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