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 coldest time of the year is December, with temperatures averaging a high of 28°F (-2.2°C) and a low of 15.4°F (-9.2°C).Humidity
In December, the average relative humidity is 88%.Rainfall
July and December are months with the least rain when the rain falls for 6.9 days and typically aggregates up to 0.16" (4mm) of rain.Snowfall
Months with snowfall are January through May, September through December. In Orchard Homes, in December, snow falls for 9 days, with typically accumulated 1.02" (26mm) of snow. In Orchard Homes, during the entire year, snow falls for 44 days and aggregates up to 8.07" (205mm) of snow.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 8:01 am and sunset at 4:49 pm. On the last day of December, sunrise is at 8:21 am and sunset at 4:57 pm MST.
Sunshine
In December, the average sunshine in Orchard Homes is 5h.UV index
The months with the lowest UV index are February and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high daily UV index of 1 during December translates into the following directions:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
How cold is December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December in Orchard Homes?
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 is the sunrise / sunset in December in Orchard Homes?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Orchard Homes, MT
- Average high temperature in December: 28°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is December (28°F).
- Average low temperature in December: 15.4°F
The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (15.4°F).
Average pressure in December
Orchard Homes, MT
- Average pressure in December: 30.18"Hg
The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Orchard Homes, MT
- Average wind speed in December: 4.3mph
The windiest month (with the highest average wind speed) is April (5mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in December
Orchard Homes, MT
- Average humidity in December: 88%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is July (50%).
Average rainfall in December
Orchard Homes, MT
- Average rainfall in December: 0.16"
The wettest month (with the highest rainfall) is April (0.47").
The driest months (with the least rainfall) are July and December (0.16").
Average rainfall days in December
Orchard Homes, MT
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is April (8.8 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in December
Orchard Homes, MT
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Orchard Homes, MT
- Average snowfall days in December: 9 days
The month with the highest number of snowfall days is December (9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Orchard Homes, MT
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Orchard Homes, MT
- Average sunshine days in December: 22.1 days
The month with the most sunshine days is July (27 days).
The month with the least sunshine days is April (17.8 days).
Average UV index in December
Orchard Homes, MT
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in December
Orchard Homes, MT
- Average cloud cover in December: 51
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in December
Orchard Homes, MT
- Average visibility in December: 4mi
The months with the highest visibility are May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).
Orchard Homes, Montana, USA
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