December weather forecast
Gilmore City, IA

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Weather in December

December, the first month of the winter in Gilmore City, is also a subzero cold month, with an average temperature ranging between min 19°F (-7.2°C) and max 30°F (-1.1°C).

Temperature

Onset of December witnesses a reduction in the average high-temperature, falling from a frosty 44.1°F (6.7°C) in November to a freezing cold 30°F (-1.1°C). During December, Gilmore City sees a mean low-temperature of 19°F (-7.2°C).

Humidity

In December, the average relative humidity is 83%.

Rainfall

In December, the rain falls for 5.1 days. Throughout December, 1.26" (32mm) of precipitation is accumulated. Throughout the year, there are 130.6 rainfall days, and 25" (635mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In December, in Gilmore City, it is snowing for 9.3 days. Throughout December, 2.76" (70mm) of snow is accumulated. In Gilmore City, Iowa, during the entire year, snow falls for 41.2 days and aggregates up to 18.11" (460mm) of snow.

Daylight

With an average of 9h and 6min of daylight, December has the shortest days of the year.
On the first day of December in Gilmore City, Iowa, sunrise is at 7:29 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 4:54 pm CST.

Sunshine

In December, the average sunshine in Gilmore City, Iowa, is 4.5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Gilmore City. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 2 in December translates into this advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

How cold is it in Gilmore City in December?

In December, the average high-temperature and low-temperature in Gilmore City are 30°F (-1.1°C) and 19°F (-7.2°C) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in July is appraised at 86°F (30°C).

What is the average humidity in December in Gilmore City?

In Gilmore City, Iowa, the average relative humidity in December is 83%.

How much does it rain in Gilmore City in December?

In Gilmore City, during December, the rain falls for 5.1 days and regularly aggregates up to 1.26" (32mm) of precipitation.

How much does it snow in Gilmore City in December?

In Gilmore City, during December, snow falls for 9.3 days and regularly aggregates up to 2.76" (70mm) of snow.

What is the month with the shortest days in Gilmore City?

The month with the shortest days in Gilmore City, Iowa, is December, with an average of 9h and 6min of daylight.

What is the average length of the day in December in Gilmore City?

In December, the average day length is 9h and 6min.

What time are sunrise and sunset in December in Gilmore City?

In December, on the first day of the month, sunrise is at 7:29 am and sunset at 4:45 pm. On the last day of the month, in Gilmore City, Iowa, sunrise is at 7:48 am and sunset at 4:54 pm CST.

How long on average sun shines in December in Gilmore City?

In December, the average sunshine duration in Gilmore City is 4.5h.

What is the month with the lowest UV index in Gilmore City?

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

How high is the UV index in December in Gilmore City?

In December, the average daily maximum UV index in Gilmore City is 2. A UV Index reading 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
Gilmore City, IA

Average temperature in December - Gilmore City, IA
  • Average high temperature in December: 30°F

The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in December: 19°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).

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Average pressure in December
Gilmore City, IA

Average pressure in December - Gilmore City, IA
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Gilmore City, IA

Average wind speed in December - Gilmore City, IA
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

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Average humidity in December
Gilmore City, IA

Average humidity in December - Gilmore City, IA
  • Average humidity in December: 83%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (68%).

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Average rainfall in December
Gilmore City, IA

Average rainfall in December - Gilmore City, IA
  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.94").

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Average rainfall days in December
Gilmore City, IA

Average rainfall days in December - Gilmore City, IA
  • Average rainfall days in December: 5.1 days

The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.7 days).

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Average snowfall in December
Gilmore City, IA

Average snowfall in December - Gilmore City, IA
  • Average snowfall in December: 2.76"

The month with the highest snowfall is February (5").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Gilmore City, IA

Average snowfall days in December - Gilmore City, IA
  • Average snowfall days in December: 9.3 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Gilmore City, IA

Average daylight in December / Average sunshine in December - Gilmore City, IA
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in December: 4h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in December
Gilmore City, IA

Average sunshine days in December - Gilmore City, IA
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is June (10.5 days).

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Average UV index in December
Gilmore City, IA

Average UV index in December - Gilmore City, IA
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Gilmore City, IA

Average cloud cover in December - Gilmore City, IA
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 30).

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Average visibility in December
Gilmore City, IA

Average visibility in December - Gilmore City, IA
  • Average visibility in December: 6mi

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

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Gilmore City, Iowa, USA

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