December weather forecastGalloway, OH
December
Weather in December
December, the first month of the winter in Galloway, is also a wintry month, with temperature in the range of an average low of 29.1°F (-1.6°C) and an average high of 39°F (3.9°C).Temperature
In December, the meteorological conditions alter, with the average high-temperature shifting from a frosty 49.1°F (9.5°C) in November to a cold 39°F (3.9°C). During the month of December, an average temperature of 29.1°F (-1.6°C) is noted during the nights.Humidity
In December, the average relative humidity in Galloway is 82%.Rainfall
In Galloway, in December, during 9 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, there are 138.2 rainfall days, and 15.31" (389mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Galloway, during December, snow falls for 7.1 days and regularly aggregates up to 0.75" (19mm) of snow. In Galloway, during the entire year, snow falls for 34.2 days and aggregates up to 4.76" (121mm) 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 7:35 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:54 am and sunset at 5:17 pm EST.
Sunshine
The average sunshine in December is 4h.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 reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Galloway, OH
- Average high temperature in December: 39°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in December: 29.1°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 (21.6°F).
Average pressure in December
Galloway, OH
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Galloway, OH
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in December
Galloway, OH
- Average humidity in December: 82%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Galloway, OH
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is September (0.91").
Average rainfall days in December
Galloway, OH
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (6.7 days).
Average snowfall in December
Galloway, OH
- Average snowfall in December: 0.75"
The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Galloway, OH
- Average snowfall days in December: 7.1 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Galloway, OH
- Average daylight in December: 9h and 24min
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 24min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Galloway, OH
- Average sunshine days in December: 17.4 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in December
Galloway, OH
- 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
Galloway, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Galloway, 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).
