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
Onset of December comes with a temperature decline, the average high falling from a chilly 47.3°F (8.5°C) in November to an icy 36.5°F (2.5°C). December nights cool to an average low-temperature of 28.2°F (-2.1°C), a marginal decrease from its daytime equivalent.Humidity
The average relative humidity in December is 81%.Rainfall
In Graytown, in December, during 7.5 rainfall days, 0.83" (21mm) of precipitation is typically accumulated. In Graytown, during the entire year, the rain falls for 136.8 days and collects up to 16.14" (410mm) of precipitation.Snowfall
Months with snowfall in Graytown are January through April, October through December. In December, in Graytown, it is snowing for 8.9 days. Throughout December, 1.26" (32mm) of snow is accumulated. In Graytown, Ohio, during the entire year, snow falls for 39.7 days and aggregates up to 6.97" (177mm) of snow.Daylight
December has the shortest days of the year in Graytown, with an average of 9h and 12min of daylight.On the first day of December in Graytown, sunrise is at 7:40 am and sunset at 5:03 pm. On the last day of the month, sunrise is at 7:59 am and sunset at 5:13 pm EST.
Sunshine
In Graytown, the average sunshine in December is 3.6h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Graytown. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 1 during December leads to these instructions:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Graytown in December?
What is the average humidity in December in Graytown?
How much does it rain in Graytown in December?
How much does it snow in Graytown in December?
What is the month with the shortest days in Graytown?
How many hours of daylight does Graytown have in December?
What time are sunrise and sunset in December in Graytown?
How many hours of sunshine does Graytown have in December?
When is the lowest UV index in Graytown?
What is the UV index intensity in December in Graytown?
Average temperature in December
Graytown, OH
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.7°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in December
Graytown, OH
- 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 (29.93"Hg).
Average wind speed in December
Graytown, OH
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).
Average humidity in December
Graytown, OH
- Average humidity in December: 81%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Graytown, OH
- Average rainfall in December: 0.83"
The wettest months (with the highest rainfall) are June and July (1.97").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in December
Graytown, OH
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in December
Graytown, OH
- Average snowfall in December: 1.26"
The month with the highest snowfall is February (1.97").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Graytown, OH
- Average snowfall days in December: 8.9 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Graytown, OH
- Average daylight in December: 9h and 1min
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: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Graytown, OH
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (12.2 days).
Average UV index in December
Graytown, OH
- 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
Graytown, OH
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 30).
Average visibility in December
Graytown, OH
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Graytown, Ohio, USA
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