December weather forecast
Ash Grove, IN

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Weather in December

The first month of the winter, December, is still a cold month in Ash Grove, Indiana, with an average temperature varying between 36.9°F (2.7°C) and 27°F (-2.8°C).

Temperature

Start of December brings a shift in the average high-temperature, falling from November's frosty 48°F (8.9°C) to a wintry 36.9°F (2.7°C). The average temperature in Ash Grove during December nights dips to a freezing cold 27°F (-2.8°C).

Humidity

The average relative humidity in December in Ash Grove is 81%.

Rainfall

In Ash Grove, during December, the rain falls for 4.6 days and regularly aggregates up to 0.47" (12mm) of precipitation. In Ash Grove, Indiana, during the entire year, the rain falls for 95.3 days and collects up to 7.64" (194mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In December, in Ash Grove, it is snowing for 4.5 days. Throughout December, 0.39" (10mm) of snow is accumulated. Throughout the year, in Ash Grove, there are 23.1 snowfall days, and 2.44" (62mm) of snow is accumulated.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December in Ash Grove, sunrise is at 7:52 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 5:30 pm EST.

Sunshine

In December, the average sunshine in Ash Grove is 4.3h.

UV index

December is the month with the lowest UV index in Ash Grove, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 1 in December translates into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Ash Grove?

The high-temperature, in December, in Ash Grove, records 36.9°F (2.7°C), while the low-temperature is 27°F (-2.8°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in July is estimated at 87.8°F (31°C).

What is the average humidity in December in Ash Grove?

The average relative humidity in December is 81%.

How much does it rain in Ash Grove in December?

In Ash Grove, during December, the rain falls for 4.6 days and regularly aggregates up to 0.47" (12mm) of precipitation.

How much does it snow in Ash Grove in December?

In Ash Grove, during December, snow falls for 4.5 days and regularly aggregates up to 0.39" (10mm) of snow.

What is the month with the shortest days in Ash Grove?

The month with the shortest days is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Ash Grove have in December?

In Ash Grove, Indiana, the average day length in December is 9h and 20min.

When are sunrise and sunset in December in Ash Grove?

On the first day of December in Ash Grove, sunrise is at 7:52 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 8:10 am and sunset at 5:30 pm EST.

How many hours of sunshine does Ash Grove have in December?

In December, the average sunshine duration is 4.3h.

What is the month with the lowest UV index in Ash Grove?

With an average maximum UV index of 1, December is the month with the lowest UV index in Ash Grove, Indiana.

What is the UV index reading in December in Ash Grove?

In Ash Grove, Indiana, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
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
Ash Grove, IN

Average temperature in December - Ash Grove, IN
  • Average high temperature in December: 36.9°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.1°F).

  • Average low temperature in December: 27°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).

Average pressure in December
Ash Grove, IN

Average pressure in December - Ash Grove, IN
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Ash Grove, IN

Average wind speed in December - Ash Grove, IN
  • Average wind speed in December: 9.5mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

Average humidity in December
Ash Grove, IN

Average humidity in December - Ash Grove, IN
  • Average humidity in December: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).

Average rainfall in December
Ash Grove, IN

Average rainfall in December - Ash Grove, IN
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is May (0.98").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in December
Ash Grove, IN

Average rainfall days in December - Ash Grove, IN
  • Average rainfall days in December: 4.6 days

The month with the highest number of rainy days is May (12.3 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in December
Ash Grove, IN

Average snowfall in December - Ash Grove, IN
  • Average snowfall in December: 0.39"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Ash Grove, IN

Average snowfall days in December - Ash Grove, IN
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Ash Grove, IN

Average daylight in December / Average sunshine in December - Ash Grove, IN
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in December
Ash Grove, IN

Average sunshine days in December - Ash Grove, IN
  • Average sunshine days in December: 23.6 days

The month with the most sunshine days is December (23.6 days).
The month with the least sunshine days is May (15.6 days).

Average UV index in December
Ash Grove, IN

Average UV index in December - Ash Grove, IN
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Ash Grove, IN

Average cloud cover in December - Ash Grove, IN
  • Average cloud cover in December: 56

The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are June and August (Cloud cover 33).

Average visibility in December
Ash Grove, IN

Average visibility in December - Ash Grove, IN
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).

Ash Grove, Indiana, USA

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