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
Transition from November to December is accompanied by a temperature drop, with average high-temperatures decreasing from a fresh 50.9°F (10.5°C) to an icy 41.9°F (5.5°C). The low-temperature averages to a subzero cold 30.6°F (-0.8°C) during the nights of December.Humidity
In December, the average relative humidity is 80%.Rainfall
In Modena, during December, the rain falls for 8.7 days and regularly aggregates up to 1.54" (39mm) of precipitation. Throughout the year, there are 138.3 rainfall days, and 19.76" (502mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Modena, Pennsylvania, during December, snow falls for 2.7 days and regularly aggregates up to 1.14" (29mm) of snow. In Modena, during the entire year, snow falls for 19.6 days and aggregates up to 7.64" (194mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 7:06 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:24 am and sunset at 4:48 pm EST.
Sunshine
In December, the average sunshine is 4.7h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 2 during December leads to these instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold during December?
What is the average humidity in December?
How many days does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Modena have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Modena, PA
- Average high temperature in December: 41.9°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 (35.6°F).
- Average low temperature in December: 30.6°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 (23.4°F).
Average pressure in December
Modena, PA
- Average pressure in December: 30.1"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
Modena, PA
- Average wind speed in December: 8.3mph
The windiest months (with the highest average wind speed) are January, February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Modena, PA
- Average humidity in December: 80%
The months with the highest relative humidity are May and October (81%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Modena, PA
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is February (1.14").
Average rainfall days in December
Modena, PA
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in December
Modena, PA
- Average snowfall in December: 1.14"
The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Modena, PA
- Average snowfall days in December: 2.7 days
The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Modena, PA
- Average daylight in December: 9h and 2min
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 December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in December
Modena, PA
- Average sunshine days in December: 19.3 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in December
Modena, PA
- Average UV index in December: 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 December
Modena, PA
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Modena, 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).
Modena, Pennsylvania, USA
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