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
Welcoming December, Pettit observes a shift in the average high-temperature, falling from November's chilly 48.2°F (9°C) to a wintry 37.6°F (3.1°C). In December, Pettit experiences an average nighttime temperature of 27.3°F (-2.6°C).Humidity
In Pettit, the average relative humidity in December is 82%.Rainfall
In Pettit, during December, the rain falls for 9.5 days and regularly aggregates up to 1.61" (41mm) of precipitation. Throughout the year, there are 161.4 rainfall days, and 26.89" (683mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Pettit, in December, during 8.8 snowfall days, 2.44" (62mm) of snow is typically accumulated. Throughout the year, there are 41.6 snowfall days, and 11.57" (294mm) of snow is accumulated.Daylight
December has the shortest days of the year in Pettit, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:51 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 8:09 am and sunset at 5:30 pm EST.
Sunshine
The average sunshine in December is 4.3h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Pettit have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Pettit, IN
- Average high temperature in December: 37.6°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Pettit, IN
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Pettit, IN
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in December
Pettit, IN
- Average humidity in December: 82%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Pettit, IN
- Average rainfall in December: 1.61"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is February (1.54").
Average rainfall days in December
Pettit, IN
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (7.1 days).
Average snowfall in December
Pettit, IN
- Average snowfall in December: 2.44"
The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Pettit, IN
- Average snowfall days in December: 8.8 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pettit, IN
- 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 18min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in December
Pettit, IN
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is November (17.5 days).
The months with the least sunshine days are May and July (9.3 days).
Average UV index in December
Pettit, IN
- 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, October, November and December (UV index 2).
Average cloud cover in December
Pettit, IN
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June, July, August and September (Cloud cover 33).
Average visibility in December
Pettit, IN
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Pettit, Indiana, USA
Weather forecast for your location
2. Allow the app to use your location