December weather forecastTitusville, PA
December
Weather in December
The first month of the winter, December, is still a cold month in Titusville, Pennsylvania, with an average temperature fluctuating between 25.7°F (-3.5°C) and 35.6°F (2°C).Temperature
December ushers in a slight temperature change, with average high-temperatures reducing from November's chilly 45.1°F (7.3°C) to an icy 35.6°F (2°C). Titusville experiences a consistent average temperature of 25.7°F (-3.5°C) throughout the nights in December.Humidity
In December, the average relative humidity is 88%.Rainfall
In Titusville, during December, the rain falls for 10.5 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Titusville, during the entire year, the rain falls for 160.2 days and collects up to 23.43" (595mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Titusville, in December, snow falls for 18.1 days, with typically accumulated 5.63" (143mm) of snow. Throughout the year, there are 85.6 snowfall days, and 26.54" (674mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:26 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:45 am and sunset at 4:58 pm EST.
Sunshine
The average sunshine in December is 2.5h.UV index
January, February and December, with an average maximum UV index of 1, are months with the lowest UV index in Titusville. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 1 in December translates into these instructions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Titusville, PA
- Average high temperature in December: 35.6°F
The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (29.5°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Titusville, PA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Titusville, PA
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in December
Titusville, PA
- Average humidity in December: 88%
The month with the highest relative humidity is February (90%).
The month with the lowest relative humidity is May (79%).
Average rainfall in December
Titusville, PA
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is April (2.32").
The driest month (with the least rainfall) is November (1.57").
Average rainfall days in December
Titusville, PA
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in December
Titusville, PA
- Average snowfall in December: 5.63"
The month with the highest snowfall is January (7.28").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Titusville, PA
- Average snowfall days in December: 18.1 days
The month with the highest number of snowfall days is January (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Titusville, PA
- Average daylight in December: 9h and 12min
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 12min).
- Average sunshine in December: 2h and 30min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 12min).
Average sunshine days in December
Titusville, PA
- Average sunshine days in December: 6.9 days
The month with the most sunshine days is October (13.3 days).
The month with the least sunshine days is January (5.3 days).
Average UV index in December
Titusville, 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, February and December (UV index 1).
Average cloud cover in December
Titusville, PA
- Average cloud cover in December: 75
The month with the most cloud cover is January (Cloud cover 78).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in December
Titusville, PA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).
