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
Richmond Lake Heights Development's transition into December is marked by a distinct drop in the average high-temperature, reducing from a wintry 41.7°F (5.4°C) in November to a freezing cold 25°F (-3.9°C). An average low-temperature of 12.7°F (-10.7°C) is noted during the nights in December in Richmond Lake Heights Development.Humidity
The average relative humidity in December is 85%.Rainfall
In Richmond Lake Heights Development, in December, it is raining for 3.1 days, with typically 0.87" (22mm) of accumulated precipitation. In Richmond Lake Heights Development, South Dakota, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Richmond Lake Heights Development, South Dakota. In December, it is snowing for 11.4 days. Throughout December, 3.43" (87mm) of snow is accumulated. In Richmond Lake Heights Development, during the entire year, snow falls for 54.8 days and aggregates up to 19.13" (486mm) of snow.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year in Richmond Lake Heights Development.On the first day of the month, sunrise is at 7:54 am and sunset at 4:52 pm. On the last day of December, in Richmond Lake Heights Development, sunrise is at 8:14 am and sunset at 5:00 pm CST.
Sunshine
In Richmond Lake Heights Development, the average sunshine in December is 4.3h.UV index
In December, the average daily maximum UV index in Richmond Lake Heights Development is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
How cold is it in Richmond Lake Heights Development in December?
What is the average humidity in December in Richmond Lake Heights Development?
How much does it rain in Richmond Lake Heights Development in December?
How many days does it snow in December in Richmond Lake Heights Development?
What is the month with the shortest days in Richmond Lake Heights Development?
What is the average length of the day in December in Richmond Lake Heights Development?
When is the sunrise / sunset in December in Richmond Lake Heights Development?
How long on average sun shines in December in Richmond Lake Heights Development?
What is the UV index intensity in December in Richmond Lake Heights Development?
Average temperature in December
Richmond Lake Heights Development, SD
- Average high temperature in December: 25°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in December: 12.7°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).
Average pressure in December
Richmond Lake Heights Development, SD
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Richmond Lake Heights Development, SD
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).
Average humidity in December
Richmond Lake Heights Development, SD
- Average humidity in December: 85%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).
Average rainfall in December
Richmond Lake Heights Development, SD
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Richmond Lake Heights Development, SD
- Average rainfall days in December: 3.1 days
The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).
Average snowfall in December
Richmond Lake Heights Development, SD
- Average snowfall in December: 3.43"
The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Richmond Lake Heights Development, SD
- Average snowfall days in December: 11.4 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Richmond Lake Heights Development, SD
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Richmond Lake Heights Development, SD
- Average sunshine days in December: 18.9 days
The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).
Average UV index in December
Richmond Lake Heights Development, SD
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in December
Richmond Lake Heights Development, SD
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).
Average visibility in December
Richmond Lake Heights Development, SD
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Richmond Lake Heights Development, South Dakota, USA
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