December weather forecast
Ellsworth, IA

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Weather in December

December, the first month of the winter in Ellsworth, is also a subzero cold month, with an average temperature ranging between min 20.5°F (-6.4°C) and max 31.5°F (-0.3°C).

Temperature

The onset of December entails a temperature shift, as the average high-temperature decreases from a frosty 45°F (7.2°C) in November to a subzero cold 31.5°F (-0.3°C). Ellsworth's December nights cool down to an average low-temperature of 20.5°F (-6.4°C).

Humidity

The average relative humidity in December is 81%.

Rainfall

In December, in Ellsworth, Iowa, the rain falls for 5.6 days. Throughout December, 1.46" (37mm) of precipitation is accumulated. In Ellsworth, during the entire year, the rain falls for 143.3 days and collects up to 29.25" (743mm) of precipitation.

Snowfall

Months with snowfall in Ellsworth are January through May, October through December. In Ellsworth, in December, during 10.5 snowfall days, 3.27" (83mm) of snow is typically accumulated. In Ellsworth, during the entire year, snow falls for 45.8 days and aggregates up to 16.85" (428mm) of snow.

Daylight

The month with the shortest days in Ellsworth is December, with an average of 9h and 6min of daylight.
On the first day of December, sunrise is at 7:24 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:52 pm CST.

Sunshine

In December, the average sunshine in Ellsworth is 4.5h.

UV index

The months with the lowest UV index in Ellsworth, Iowa, are January, February, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
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Frequently asked questions

How cold is it in Ellsworth in December?

An average high-temperature, in December, in Ellsworth, is 31.5°F (-0.3°C) and the average low-temperature is 20.5°F (-6.4°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 87.8°F (31°C).

What is the average humidity in December in Ellsworth?

In Ellsworth, the average relative humidity in December is 81%.

How much does it rain in Ellsworth in December?

In Ellsworth, Iowa, during December, the rain falls for 5.6 days and regularly aggregates up to 1.46" (37mm) of precipitation.

How much does it snow in Ellsworth in December?

In Ellsworth, in December, snow falls for 10.5 days, with typically accumulated 3.27" (83mm) of snow.

What is the month with the shortest days in Ellsworth?

December has the shortest days of the year in Ellsworth, Iowa, with an average of 9h and 6min of daylight.

How many hours of daylight does Ellsworth have in December?

The average day length in December is 9h and 9min.

When are sunrise and sunset in December in Ellsworth?

On the first day of December, sunrise is at 7:24 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 4:52 pm CST.

How long on average sun shines in December in Ellsworth?

In December, the average sunshine duration in Ellsworth, Iowa, is 4.5h.

What is the month with the lowest UV index in Ellsworth?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in December in Ellsworth?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to the Sun's 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
Ellsworth, IA

Average temperature in December - Ellsworth, IA
  • Average high temperature in December: 31.5°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 (25.5°F).

  • Average low temperature in December: 20.5°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

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Average pressure in December
Ellsworth, IA

Average pressure in December - Ellsworth, 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
Ellsworth, IA

Average wind speed in December - Ellsworth, IA
  • Average wind speed in December: 10.2mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (7.1mph).

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Average humidity in December
Ellsworth, IA

Average humidity in December - Ellsworth, IA
  • Average humidity in December: 81%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (70%).

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Average rainfall in December
Ellsworth, IA

Average rainfall in December - Ellsworth, IA
  • Average rainfall in December: 1.46"

The wettest month (with the highest rainfall) is May (4.49").
The driest month (with the least rainfall) is January (0.98").

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Average rainfall days in December
Ellsworth, IA

Average rainfall days in December - Ellsworth, IA
  • Average rainfall days in December: 5.6 days

The months with the highest number of rainy days are May and June (19.2 days).
The month with the least rainy days is February (4.4 days).

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Average snowfall in December
Ellsworth, IA

Average snowfall in December - Ellsworth, IA
  • Average snowfall in December: 3.27"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Ellsworth, IA

Average snowfall days in December - Ellsworth, IA
  • Average snowfall days in December: 10.5 days

The month with the highest number of snowfall days is January (12.5 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
Ellsworth, IA

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

The month with the longest days is June (Average daylight: 15h and 12min).
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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Ellsworth, IA

Average sunshine days in December - Ellsworth, IA
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (8.5 days).

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Average UV index in December
Ellsworth, IA

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

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Average cloud cover in December
Ellsworth, IA

Average cloud cover in December - Ellsworth, IA
  • Average cloud cover in December: 53

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in December
Ellsworth, IA

Average visibility in December - Ellsworth, IA
  • Average visibility in December: 6mi

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

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Ellsworth, Iowa, USA

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