December weather forecastPalmyra, IN
December
Weather in December
The first month of the winter, December, is still a chilly month in Palmyra, Indiana, with an average temperature varying between 43.7°F (6.5°C) and 31.6°F (-0.2°C).Temperature
The average high-temperature drops in December, from November's cool 52.9°F (11.6°C) to a chilly 43.7°F (6.5°C). Throughout December, Palmyra witnesses a consistent average low-temperature of 31.6°F (-0.2°C).Humidity
February and December, with an average relative humidity of 80%, are the most humid months.Rainfall
In Palmyra, in December, it is raining for 11.9 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 162.1 rainfall days, and 31.54" (801mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Palmyra. In Palmyra, Indiana, in December, during 5.7 snowfall days, 1.26" (32mm) of snow is typically accumulated. Throughout the year, there are 30 snowfall days, and 8.9" (226mm) of snow is accumulated.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December in Palmyra, sunrise is at 7:43 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:34 pm EST.
Sunshine
The month with the least sunshine is December, with an average of 4.2h of sunshine.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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. To guard against the harmful effects of the Sun, minimize exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Palmyra, IN
- Average high temperature in December: 43.7°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in December: 31.6°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in December
Palmyra, IN
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Palmyra, IN
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.9mph).
Average humidity in December
Palmyra, IN
- Average humidity in December: 80%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Palmyra, IN
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Palmyra, IN
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is May (19 days).
The months with the least rainy days are January and February (10.3 days).
Average snowfall in December
Palmyra, IN
- Average snowfall in December: 1.26"
The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Palmyra, IN
- Average snowfall days in December: 5.7 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Palmyra, IN
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in December
Palmyra, IN
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (10.3 days).
Average UV index in December
Palmyra, IN
- 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, November and December (UV index 2).
Average cloud cover in December
Palmyra, IN
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Palmyra, IN
- Average visibility in December: 5mi
The months with the highest visibility are April, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July and December (5mi).
