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
In Tecumseh, the average high-temperature in December drops from a frosty 45.7°F (7.6°C) in November to a wintry 34.7°F (1.5°C). Tecumseh, during the December nights, maintains an average temperature of 25.7°F (-3.5°C), closely aligned with its daytime readings.Humidity
In Tecumseh, the average relative humidity in December is 83%.Rainfall
The month with the least rainfall is December, when the rain falls for 7.7 days and typically collects 0.91" (23mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Tecumseh, during December, snow falls for 10.4 days and regularly aggregates up to 1.85" (47mm) of snow. Throughout the year, there are 52.6 snowfall days, and 12.4" (315mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:44 am and sunset at 5:05 pm. On the last day of December, sunrise is at 8:03 am and sunset at 5:14 pm EST.
Sunshine
In December, the average sunshine is 3.3h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 1 in December transforms into the following instructions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the driest month?
How much does it rain in Tecumseh in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Tecumseh have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Tecumseh, MI
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).
Average pressure in December
Tecumseh, MI
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Tecumseh, MI
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).
Average humidity in December
Tecumseh, MI
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is April (76%).
Average rainfall in December
Tecumseh, MI
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is June (2.52").
The driest month (with the least rainfall) is December (0.91").
Average rainfall days in December
Tecumseh, MI
- Average rainfall days in December: 7.7 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in December
Tecumseh, MI
- Average snowfall in December: 1.85"
The month with the highest snowfall is February (4.02").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Tecumseh, MI
- Average snowfall days in December: 10.4 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Tecumseh, MI
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Tecumseh, MI
- Average sunshine days in December: 14.2 days
The months with the most sunshine days are September and October (16.5 days).
The month with the least sunshine days is February (10.5 days).
Average UV index in December
Tecumseh, MI
- Average UV index in December: 1
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Tecumseh, MI
- Average cloud cover in December: 65
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Tecumseh, MI
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Tecumseh, Michigan, USA
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