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 signals a shift in temperature, down from a mild 59.9°F (15.5°C) in November to a chilly 49.3°F (9.6°C). Cromwell, during the nights of December, experiences an average temperature drop to a wintry 34.9°F (1.6°C).Humidity
In Cromwell, the average relative humidity in December is 69%.Rainfall
In Cromwell, in December, it is raining for 6.8 days, with typically 1.42" (36mm) of accumulated precipitation. In Cromwell, during the entire year, the rain falls for 129.9 days and collects up to 29.06" (738mm) of precipitation.Snowfall
January through April, September, November and December are months with snowfall. In December, it is snowing for 1.5 days. Throughout December, 0.47" (12mm) of snow is accumulated. Throughout the year, there are 7.4 snowfall days, and 3.9" (99mm) of snow is accumulated.Daylight
The month with the shortest days in Cromwell is December, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 7:16 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 5:23 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.7h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, the UV index of 2 transforms into the following advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What is the average December temperature in Cromwell?
What is the average humidity in December in Cromwell?
How many days does it rain in December in Cromwell?
How many days does it snow in December in Cromwell?
What is the month with the shortest days in Cromwell?
How many hours of daylight does Cromwell have in December?
When is the sunrise / sunset in December in Cromwell?
What is the month with the least sunshine in Cromwell?
How many hours of sunshine does Cromwell have in December?
When is the lowest UV index in Cromwell?
What is the UV index intensity in December in Cromwell?
Average temperature in December
Cromwell, OK
- Average high temperature in December: 49.3°F
The warmest months (with the highest average high temperature) are July and August (91.8°F).
The month with the lowest average high temperature is January (47.8°F).
- Average low temperature in December: 34.9°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in December
Cromwell, 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 (29.89"Hg).
Average wind speed in December
Cromwell, OK
- Average wind speed in December: 9.5mph
The windiest months (with the highest average wind speed) are March and April (11mph).
The calmest months (with the lowest average wind speed) are July and August (7.4mph).
Average humidity in December
Cromwell, OK
- Average humidity in December: 69%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (65%).
Average rainfall in December
Cromwell, OK
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is May (4.72").
The driest months (with the least rainfall) are February and November (1.38").
Average rainfall days in December
Cromwell, OK
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is May (15.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Cromwell, OK
- Average snowfall in December: 0.47"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in December
Cromwell, OK
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in December /
Average sunshine in December
Cromwell, 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: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in December
Cromwell, OK
- Average sunshine days in December: 21.4 days
The month with the most sunshine days is January (22.4 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in December
Cromwell, 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
Cromwell, OK
- Average cloud cover in December: 35
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
Cromwell, 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).
Cromwell, Oklahoma, USA
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