Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Stepping into December, Ira observes a temperature decline, with the average high falling from November's chilly 46.2°F (7.9°C) to an icy 32.9°F (0.5°C). December's average low-temperature reading settles at a subzero cold 21.9°F (-5.6°C).Humidity
In Ira, the average relative humidity in December is 80%.Rainfall
In Ira, Iowa, in December, it is raining for 5.8 days, with typically 1.18" (30mm) of accumulated precipitation. Throughout the year, in Ira, there are 132.2 rainfall days, and 26.65" (677mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Ira, in December, during 7.6 snowfall days, 2.09" (53mm) of snow is typically accumulated. In Ira, during the entire year, snow falls for 39.2 days and aggregates up to 14.02" (356mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:21 am and sunset at 4:42 pm. On the last day of December, sunrise is at 7:40 am and sunset at 4:52 pm CST.
Sunshine
In December, the average sunshine in Ira, Iowa, is 4.6h.UV index
The average daily maximum UV index in December in Ira, Iowa, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Ira in December?
What is the average humidity in December in Ira?
How many days does it rain in December in Ira?
How many days does it snow in December in Ira?
What is the month with the shortest days in Ira?
What is the average length of the day in December in Ira?
When are sunrise and sunset in December in Ira?
How many hours of sunshine does Ira have in December?
What is the UV index reading in December in Ira?
Average temperature in December
Ira, IA
- Average high temperature in December: 32.9°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in December: 21.9°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).
Average pressure in December
Ira, IA
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Ira, IA
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in December
Ira, IA
- Average humidity in December: 80%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Ira, IA
- Average rainfall in December: 1.18"
The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in December
Ira, IA
- Average rainfall days in December: 5.8 days
The months with the highest number of rainy days are May and June (17.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Ira, IA
- Average snowfall in December: 2.09"
The month with the highest snowfall is January (4.37").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ira, IA
- Average snowfall days in December: 7.6 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ira, 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 12min).
- Average sunshine in December: 4h and 4min
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 6min).
Average sunshine days in December
Ira, IA
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is December (18.1 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in December
Ira, IA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Ira, IA
- Average cloud cover in December: 52
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in December
Ira, 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).
Ira, Iowa, USA
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