December weather forecast
May City, IA

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Weather in December

The first month of the winter, December, is still a freezing cold month in May City, Iowa, with an average temperature fluctuating between 27.5°F (-2.5°C) and 16.5°F (-8.6°C).

Temperature

May City's weather in December is characterized by a distinct drop in the average high-temperature, reducing from a frosty 43°F (6.1°C) in November to a subzero cold 27.5°F (-2.5°C). The average low-temperature of 16.5°F (-8.6°C) is witnessed in May City during December.

Humidity

In December, the average relative humidity is 84%.

Rainfall

In May City, in December, it is raining for 3.2 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, in May City, there are 95.2 rainfall days, and 9.25" (235mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In May City, Iowa, in December, during 8.5 snowfall days, 0.63" (16mm) of snow is typically accumulated. In May City, during the entire year, snow falls for 40.2 days and aggregates up to 5.79" (147mm) of snow.

Daylight

December has the shortest days of the year in May City, with an average of 9h and 0min of daylight.
On the first day of December in May City, Iowa, sunrise is at 7:35 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 4:56 pm CST.

Sunshine

In May City, the average sunshine in December is 4.4h.

UV index

The average daily maximum UV index in December in May City is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Boost your sun resistance with garments that are densely woven yet spacious. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in May City in December?

In December, the average high-temperature and low-temperature in May City, Iowa, are 27.5°F (-2.5°C) and 16.5°F (-8.6°C) respectively.

What is the average humidity in December in May City?

The average relative humidity in December in May City, Iowa, is 84%.

How much does it rain in May City in December?

In December, in May City, Iowa, the rain falls for 3.2 days. Throughout December, 0.51" (13mm) of precipitation is accumulated.

How much does it snow in May City in December?

In May City, Iowa, in December, during 8.5 snowfall days, 0.63" (16mm) of snow is typically accumulated.

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

December has the shortest days of the year, with an average of 9h and 0min of daylight.

How many hours of daylight does May City have in December?

In December, the average day length in May City, Iowa, is 9h and 2min.

When is the sunrise / sunset in December in May City?

In December, on the first day of the month, sunrise is at 7:35 am and sunset at 4:47 pm. On the last day of the month, in May City, Iowa, sunrise is at 7:54 am and sunset at 4:56 pm CST.

How many hours of sunshine does May City have in December?

In December, the average sunshine duration in May City is 4.4h.

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

In May City, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes 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
May City, IA

Average temperature in December - May City, IA
  • Average high temperature in December: 27.5°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (22.8°F).

  • Average low temperature in December: 16.5°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

Average pressure in December
May City, IA

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

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in December
May City, IA

Average wind speed in December - May City, IA
  • Average wind speed in December: 10.7mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

Average humidity in December
May City, IA

Average humidity in December - May City, IA
  • Average humidity in December: 84%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (68%).

Average rainfall in December
May City, IA

Average rainfall in December - May City, IA
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is January (0.28").

Average rainfall days in December
May City, IA

Average rainfall days in December - May City, IA
  • Average rainfall days in December: 3.2 days

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is February (2 days).

Average snowfall in December
May City, IA

Average snowfall in December - May City, IA
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
May City, IA

Average snowfall days in December - May City, IA
  • Average snowfall days in December: 8.5 days

The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - May City, IA
  • Average daylight in December: 9h and 0min

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 0min).

  • Average sunshine in December: 4h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in December
May City, IA

Average sunshine days in December - May City, IA
  • Average sunshine days in December: 22.2 days

The month with the most sunshine days is December (22.2 days).
The month with the least sunshine days is June (12.6 days).

Average UV index in December
May City, IA

Average UV index in December - May 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 and November (UV index 1).

Average cloud cover in December
May City, IA

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

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 30).

Average visibility in December
May City, IA

Average visibility in December - May City, IA
  • 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).

May City, Iowa, USA

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