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 signifies a minor drop in average high-temperature, transitioning from a refreshing 60.4°F (15.8°C) in November to a fresh 51.6°F (10.9°C). During the month of December, Ulm's nighttime temperature lowers to an average of 39.2°F (4°C).Humidity
In Ulm, the average relative humidity in December is 77%.Rainfall
In Ulm, in December, it is raining for 9.8 days, with typically 1.89" (48mm) of accumulated precipitation. Throughout the year, there are 135.1 rainfall days, and 22.09" (561mm) of precipitation is accumulated.Snowfall
Months with snowfall are January, February, November and December. In December, in Ulm, it is snowing for 0.5 days. Throughout December, 0.12" (3mm) of snow is accumulated. Throughout the year, there are 3.9 snowfall days, and 0.87" (22mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of December in Ulm, sunrise is at 6:55 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:05 pm CST.
Sunshine
In December, the average sunshine is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Ulm. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 during December translates into the following directions:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What is the temperature in December in Ulm?
What is the average humidity in December in Ulm?
How much does it rain in Ulm in December?
How much does it snow in Ulm in December?
What is the month with the shortest days in Ulm?
How many hours of daylight does Ulm have in December?
When are sunrise and sunset in December in Ulm?
How many hours of sunshine does Ulm have in December?
When is the lowest UV index in Ulm?
How high is the UV index in December in Ulm?
Average temperature in December
Ulm, AR
- Average high temperature in December: 51.6°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (48.4°F).
- Average low temperature in December: 39.2°F
The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in December
Ulm, AR
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Ulm, AR
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is February (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Ulm, AR
- Average humidity in December: 77%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Ulm, AR
- Average rainfall in December: 1.89"
The wettest month (with the highest rainfall) is April (2.44").
The driest month (with the least rainfall) is November (1.1").
Average rainfall days in December
Ulm, AR
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is November (7.4 days).
Average snowfall in December
Ulm, AR
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (0.47").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").
Average snowfall days in December
Ulm, AR
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Ulm, AR
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Ulm, AR
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is July (13 days).
Average UV index in December
Ulm, AR
- Average UV index in December: 3
The months with the highest UV index are June and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Ulm, AR
- Average cloud cover in December: 43
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Ulm, AR
- 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).
Ulm, Arkansas, USA
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