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
December brings a minor decrease, with the average high-temperature reducing from a frosty 47.1°F (8.4°C) in November to an icy 36.1°F (2.3°C). A minimal decline in temperature from daytime highs is anticipated throughout the December nights, averaging a subzero cold 27.1°F (-2.7°C).Humidity
In December, the average relative humidity is 83%.Rainfall
December is the month with the least rainfall. Rain falls for 10 days and accumulates 1.54" (39mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in Defiance. In December, in Defiance, it is snowing for 10.6 days. Throughout December, 2.4" (61mm) of snow is accumulated. In Defiance, during the entire year, snow falls for 45.7 days and aggregates up to 13.74" (349mm) of snow.Daylight
December has the shortest days of the year in Defiance, with an average of 9h and 18min of daylight.On the first day of December in Defiance, sunrise is at 7:44 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 8:03 am and sunset at 5:18 pm EST.
Sunshine
In Defiance, the average sunshine in December is 3.8h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the average person.Note: In December, a regular UV index of 1 translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Frequently asked questions
How cold is December in Defiance?
What is the average humidity in December in Defiance?
What is the driest month in Defiance?
How much does it rain in Defiance in December?
How much does it snow in Defiance in December?
What is the month with the shortest days in Defiance?
How many hours of daylight does Defiance have in December?
When is the sunrise / sunset in December in Defiance?
How long on average sun shines in December in Defiance?
What is the month with the lowest UV index in Defiance?
How high is the UV index in December in Defiance?
Average temperature in December
Defiance, OH
- Average high temperature in December: 36.1°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.2°F).
- Average low temperature in December: 27.1°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in December
Defiance, OH
- Average pressure in December: 30.1"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
Defiance, OH
- 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 (6.1mph).
Average humidity in December
Defiance, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Defiance, OH
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is December (1.54").
Average rainfall days in December
Defiance, OH
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is May (19 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in December
Defiance, OH
- Average snowfall in December: 2.4"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Defiance, OH
- Average snowfall days in December: 10.6 days
The month with the highest number of snowfall days is January (13.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Defiance, OH
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 3h and 5min
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 24min).
Average sunshine days in December
Defiance, OH
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is October (15.7 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Defiance, 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
Defiance, OH
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Defiance, OH
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, August and September (5mi).
Defiance, Ohio, USA
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