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
Spirit Lake's weather in December is characterized by a distinct drop in the average high-temperature, reducing from a wintry 42.3°F (5.7°C) in November to a subzero cold 26.8°F (-2.9°C). In the month of December, Spirit Lake experiences an average low-temperature of 16.2°F (-8.8°C).Humidity
In December, the average relative humidity in Spirit Lake is 85%.Rainfall
In Spirit Lake, Iowa, in December, it is raining for 3.6 days, with typically 1.34" (34mm) of accumulated precipitation. Throughout the year, in Spirit Lake, there are 124.6 rainfall days, and 24.37" (619mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Spirit Lake, during December, snow falls for 10.9 days and regularly aggregates up to 3.66" (93mm) of snow. Throughout the year, there are 47.4 snowfall days, and 21.93" (557mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:33 am and sunset at 4:45 pm. On the last day of December, sunrise is at 7:53 am and sunset at 4:54 pm CST.
Sunshine
In Spirit Lake, Iowa, the average sunshine in December is 4.3h.UV index
The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Spirit Lake?
What is the average humidity in December in Spirit Lake?
How many days does it rain in December in Spirit Lake?
How much does it snow in Spirit Lake in December?
What is the month with the shortest days in Spirit Lake?
How many hours of daylight does Spirit Lake have in December?
When are sunrise and sunset in December in Spirit Lake?
How many hours of sunshine does Spirit Lake have in December?
What is the UV index reading in December in Spirit Lake?
Average temperature in December
Spirit Lake, IA
- Average high temperature in December: 26.8°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.5°F).
- Average low temperature in December: 16.2°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (9.3°F).
Average pressure in December
Spirit Lake, IA
- Average pressure in December: 30.12"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
Spirit Lake, IA
- Average wind speed in December: 10.9mph
The windiest months (with the highest average wind speed) are January, February and April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
Spirit Lake, IA
- Average humidity in December: 85%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Spirit Lake, IA
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is June (3.9").
The driest month (with the least rainfall) is January (0.83").
Average rainfall days in December
Spirit Lake, IA
- Average rainfall days in December: 3.6 days
The month with the highest number of rainy days is June (18.8 days).
The month with the least rainy days is February (2.1 days).
Average snowfall in December
Spirit Lake, IA
- Average snowfall in December: 3.66"
The month with the highest snowfall is February (5.47").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Spirit Lake, IA
- Average snowfall days in December: 10.9 days
The month with the highest number of snowfall days is December (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Spirit Lake, IA
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 2min
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 54min).
Average sunshine days in December
Spirit Lake, IA
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (8.6 days).
Average UV index in December
Spirit Lake, IA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in December
Spirit Lake, IA
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in December
Spirit Lake, IA
- 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).
Spirit Lake, Iowa, USA
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