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 brings a decrease in the average high-temperature, shifting from a cool 54.7°F (12.6°C) in November to a chilly 44.8°F (7.1°C). Throughout the month of December, Mountain View sees a steady low-temperature average of 31.1°F (-0.5°C).Humidity
In December, the average relative humidity in Mountain View is 77%.Rainfall
In December, the rain falls for 7 days. Throughout December, 1.42" (36mm) of precipitation is accumulated. Throughout the year, in Mountain View, there are 139.5 rainfall days, and 25.87" (657mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Mountain View. In Mountain View, during December, snow falls for 3.2 days and regularly aggregates up to 1.06" (27mm) of snow. In Mountain View, during the entire year, snow falls for 17.2 days and aggregates up to 4.84" (123mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 7:02 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:00 pm CST.
Sunshine
In December, the average sunshine is 5.1h.UV index
The months with the lowest UV index in Mountain View, Missouri, are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 2 during December translates into these guidelines:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Mountain View in December?
What is the average humidity in December in Mountain View?
How much does it rain in Mountain View in December?
How much does it snow in Mountain View in December?
What is the month with the shortest days in Mountain View?
What is the average length of the day in December in Mountain View?
What time are sunrise and sunset in December in Mountain View?
How long on average sun shines in December in Mountain View?
When is the lowest UV index in Mountain View?
How high is the UV index in December in Mountain View?
Average temperature in December
Mountain View, MO
- Average high temperature in December: 44.8°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 31.1°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).
Average pressure in December
Mountain View, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Mountain View, MO
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.1mph).
Average humidity in December
Mountain View, MO
- Average humidity in December: 77%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Mountain View, MO
- Average rainfall in December: 1.42"
The wettest months (with the highest rainfall) are April and May (3.15").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in December
Mountain View, MO
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is December (7 days).
Average snowfall in December
Mountain View, MO
- Average snowfall in December: 1.06"
The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Mountain View, MO
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mountain View, MO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Mountain View, MO
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is December (20.5 days).
The months with the least sunshine days are May and June (12.6 days).
Average UV index in December
Mountain View, MO
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Mountain View, MO
- Average cloud cover in December: 48
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Mountain View, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
Mountain View, Missouri, USA
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