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
The arrival of December corresponds with a reduction in the average high-temperature, down from November's moderate 59.5°F (15.3°C) to a frosty 49.1°F (9.5°C). In the month of December, the nighttime temperature in Arcadia dips to a steady average of 33.4°F (0.8°C).Humidity
The average relative humidity in December is 66%.Rainfall
The month with the least rainfall in Arcadia is December, when the rain falls for 5.5 days and typically collects 0.91" (23mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Arcadia. In Arcadia, during December, snow falls for 1.4 days and regularly aggregates up to 0.39" (10mm) of snow. Throughout the year, there are 7.2 snowfall days, and 3.03" (77mm) of snow is accumulated.Daylight
December has the shortest days of the year in Arcadia, Oklahoma, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 5:16 pm. On the last day of December, sunrise is at 7:38 am and sunset at 5:26 pm CST.
Sunshine
With an average of 6h of sunshine, December has the least sunshine of the year.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Arcadia, Oklahoma. 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: A maximum high UV index of 2 in December translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What are the temperatures in Arcadia in December?
What is the average humidity in December in Arcadia?
What is the driest month in Arcadia?
How many days does it rain in December in Arcadia?
How many days does it snow in December in Arcadia?
What is the month with the shortest days in Arcadia?
What is the average length of the day in December in Arcadia?
When are sunrise and sunset in December in Arcadia?
What is the month with the least sunshine in Arcadia?
How long on average sun shines in December in Arcadia?
What is the month with the lowest UV index in Arcadia?
What is the UV index intensity in December in Arcadia?
Average temperature in December
Arcadia, OK
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (93.6°F).
The month with the lowest average high temperature is January (48.4°F).
- Average low temperature in December: 33.4°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in December
Arcadia, OK
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Arcadia, OK
- Average wind speed in December: 10.3mph
The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in December
Arcadia, OK
- Average humidity in December: 66%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Arcadia, OK
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is December (0.91").
Average rainfall days in December
Arcadia, OK
- Average rainfall days in December: 5.5 days
The month with the highest number of rainy days is May (14.4 days).
The month with the least rainy days is January (4.3 days).
Average snowfall in December
Arcadia, OK
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Arcadia, OK
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Arcadia, OK
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 6h and 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in December
Arcadia, OK
- Average sunshine days in December: 23.2 days
The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is May (14.4 days).
Average UV index in December
Arcadia, OK
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Arcadia, OK
- Average cloud cover in December: 31
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in December
Arcadia, OK
- 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).
Arcadia, Oklahoma, USA
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