December weather forecast
Gerster, MO

Share

Weather in December

The first month of the winter, December, is still a chilly month in Gerster, Missouri, with an average temperature fluctuating between 43.9°F (6.6°C) and 29.3°F (-1.5°C).

Temperature

Gerster in December undergoes a mild reduction in the average high-temperature, shifting from November's fresh 54.5°F (12.5°C) to a chilly 43.9°F (6.6°C). Gerster experiences a nighttime temperature average of 29.3°F (-1.5°C) during December.

Humidity

The average relative humidity in December is 75%.

Rainfall

In December, the rain falls for 6 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. In Gerster, during the entire year, the rain falls for 141.9 days and collects up to 27.52" (699mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, in Gerster, it is snowing for 3.8 days. Throughout December, 0.94" (24mm) of snow is accumulated. Throughout the year, there are 19 snowfall days, and 5.87" (149mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of December, sunrise is at 7:12 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:05 pm CST.

Sunshine

In December, the average sunshine is 5.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 2 during December leads to these instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Frequently asked questions

Is it cold during December?

The high-temperature, in December, in Gerster, records 43.9°F (6.6°C), while the low-temperature is 29.3°F (-1.5°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is evaluated at 98.6°F (37°C).

What is the average humidity in December?

In December, the average relative humidity in Gerster is 75%.

How much does it rain in December?

In December, the rain falls for 6 days. Throughout December, 1.3" (33mm) of precipitation is accumulated.

How many days does it snow in December?

In Gerster, Missouri, during December, snow falls for 3.8 days and regularly aggregates up to 0.94" (24mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 36min of daylight.

How many hours of daylight does Gerster have in December?

In Gerster, the average day length in December is 9h and 35min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:05 pm CST.

How many hours of sunshine does Gerster have in December?

In December, the average sunshine duration is 5.4h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Gerster, MO

Average temperature in December - Gerster, MO
  • Average high temperature in December: 43.9°F

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in December: 29.3°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in December
Gerster, MO

Average pressure in December - Gerster, MO
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in December
Gerster, MO

Average wind speed in December - Gerster, MO
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).

Average humidity in December
Gerster, MO

Average humidity in December - Gerster, MO
  • Average humidity in December: 75%

The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Gerster, MO

Average rainfall in December - Gerster, MO
  • Average rainfall in December: 1.3"

The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in December
Gerster, MO

Average rainfall days in December - Gerster, MO
  • Average rainfall days in December: 6 days

The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is December (6 days).

Average snowfall in December
Gerster, MO

Average snowfall in December - Gerster, MO
  • Average snowfall in December: 0.94"

The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Gerster, MO

Average snowfall days in December - Gerster, MO
  • Average snowfall days in December: 3.8 days

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Gerster, MO

Average daylight in December / Average sunshine in December - Gerster, MO
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Gerster, MO

Average sunshine days in December - Gerster, MO
  • Average sunshine days in December: 20.7 days

The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in December
Gerster, MO

Average UV index in December - Gerster, 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, November and December (UV index 2).

Average cloud cover in December
Gerster, MO

Average cloud cover in December - Gerster, MO
  • Average cloud cover in December: 43

The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June and August (Cloud cover 27).

Average visibility in December
Gerster, MO

Average visibility in December - Gerster, MO
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Gerster, Missouri, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location