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 goes from a chilly 48.9°F (9.4°C) in November to a cold 38.3°F (3.5°C). An average low-temperature of 28.4°F (-2°C) is common during the nights of December.Humidity
December is the most humid month, with an average relative humidity of 83%.Rainfall
In Mays, during December, the rain falls for 7.4 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 125.9 rainfall days, and 12.28" (312mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 5.7 days and accumulates 1.34" (34mm) 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 7:44 am and sunset at 5:17 pm. On the last day of December, sunrise is at 8:02 am and sunset at 5:27 pm EST.
Sunshine
In December, the average sunshine is 4h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 1 in December translates into this advice:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Mays in December?
What is the most humid month?
What is the average humidity in December?
How much does it rain in December?
When does it snow the most?
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 in Mays?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Mays, IN
- Average high temperature in December: 38.3°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 (32.9°F).
- Average low temperature in December: 28.4°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in December
Mays, IN
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Mays, IN
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in December
Mays, IN
- Average humidity in December: 83%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Mays, IN
- Average rainfall in December: 0.83"
The wettest month (with the highest rainfall) is May (1.54").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in December
Mays, IN
- Average rainfall days in December: 7.4 days
The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in December
Mays, IN
- Average snowfall in December: 1.34"
The month with the highest snowfall is December (1.34").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Mays, IN
- Average snowfall days in December: 5.7 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mays, IN
- 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: 4h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Mays, IN
- Average sunshine days in December: 18.9 days
The months with the most sunshine days are October and November (19.8 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in December
Mays, IN
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Mays, IN
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Mays, 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).
Mays, Indiana, USA
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