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
In December, the average high-temperature marginally decreases from a fresh 51.1°F (10.6°C) in November to a wintry 42.3°F (5.7°C). Shrewsbury, in December, observes a steady average low-temperature of 30.7°F (-0.7°C).Humidity
The average relative humidity in December in Shrewsbury, Pennsylvania, is 79%.Rainfall
In Shrewsbury, during December, the rain falls for 9.2 days and regularly aggregates up to 1.73" (44mm) of precipitation. In Shrewsbury, during the entire year, the rain falls for 145.3 days and collects up to 24.88" (632mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Shrewsbury, in December, snow falls for 2.9 days, with typically accumulated 1.42" (36mm) of snow. In Shrewsbury, Pennsylvania, during the entire year, snow falls for 19.2 days and aggregates up to 10.59" (269mm) of snow.Daylight
The month with the shortest days in Shrewsbury, Pennsylvania, is December, with an average of 9h and 24min of daylight.On the first day of December in Shrewsbury, Pennsylvania, sunrise is at 7:09 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:52 pm EST.
Sunshine
In December, the average sunshine is 5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is it in Shrewsbury in December?
What is the average humidity in December in Shrewsbury?
How many days does it rain in December in Shrewsbury?
How much does it snow in Shrewsbury in December?
What is the month with the shortest days in Shrewsbury?
How many hours of daylight does Shrewsbury have in December?
What time are sunrise and sunset in December in Shrewsbury?
How long on average sun shines in December in Shrewsbury?
What is the month with the lowest UV index in Shrewsbury?
What is the UV index reading in December in Shrewsbury?
Average temperature in December
Shrewsbury, PA
- Average high temperature in December: 42.3°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Shrewsbury, PA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Shrewsbury, PA
- Average wind speed in December: 8.2mph
The windiest months (with the highest average wind speed) are February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Shrewsbury, PA
- Average humidity in December: 79%
The month with the highest relative humidity is May (81%).
The months with the lowest relative humidity are January, March, April and November (76%).
Average rainfall in December
Shrewsbury, PA
- Average rainfall in December: 1.73"
The wettest month (with the highest rainfall) is August (3.03").
The driest month (with the least rainfall) is February (1.38").
Average rainfall days in December
Shrewsbury, PA
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.5 days).
Average snowfall in December
Shrewsbury, PA
- Average snowfall in December: 1.42"
The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Shrewsbury, PA
- Average snowfall days in December: 2.9 days
The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Shrewsbury, PA
- Average daylight in December: 9h and 2min
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 December: 5h and 0min
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 December
Shrewsbury, PA
- Average sunshine days in December: 19 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in December
Shrewsbury, PA
- Average UV index in December: 2
The months with the highest UV index are 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 December
Shrewsbury, PA
- Average cloud cover in December: 46
The months with the most cloud cover are February and March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 30).
Average visibility in December
Shrewsbury, PA
- Average visibility in December: 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).
Shrewsbury, Pennsylvania, USA
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