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
Witnessing a clear downswing, the average high-temperature during December drops from November's frosty 49.1°F (9.5°C) to an icy 34.7°F (1.5°C). Hastings experiences an average low-temperature of 22.5°F (-5.3°C) in the month of December.Humidity
The average relative humidity in December is 77%.Rainfall
In Hastings, Iowa, during December, the rain falls for 5.2 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, in Hastings, there are 129.5 rainfall days, and 27.48" (698mm) of precipitation is accumulated.Snowfall
Months with snowfall in Hastings are January through May, October through December. In Hastings, in December, snow falls for 6.5 days, with typically accumulated 1.97" (50mm) of snow. Throughout the year, in Hastings, there are 31.3 snowfall days, and 12.56" (319mm) of snow is accumulated.Daylight
The month with the shortest days in Hastings, Iowa, is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:28 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:46 am and sunset at 5:03 pm CST.
Sunshine
In December, the average sunshine in Hastings is 5h.UV index
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: The UV index of 2 during December translates into the following guidance:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
How cold is December in Hastings?
What is the average humidity in December in Hastings?
How many days does it rain in December in Hastings?
How many days does it snow in December in Hastings?
What is the month with the shortest days in Hastings?
What is the average length of the day in December in Hastings?
What time are sunrise and sunset in December in Hastings?
How many hours of sunshine does Hastings have in December?
What is the month with the lowest UV index in Hastings?
What is the UV index reading in December in Hastings?
Average temperature in December
Hastings, IA
- Average high temperature in December: 34.7°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 22.5°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in December
Hastings, IA
- Average pressure in December: 30.13"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
Hastings, IA
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in December
Hastings, IA
- Average humidity in December: 77%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Hastings, IA
- Average rainfall in December: 1.57"
The wettest month (with the highest rainfall) is June (4.57").
The driest months (with the least rainfall) are January and February (0.83").
Average rainfall days in December
Hastings, IA
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in December
Hastings, IA
- Average snowfall in December: 1.97"
The month with the highest snowfall is February (3.9").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Hastings, IA
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is January (8.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hastings, IA
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 0min
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 42min).
Average sunshine days in December
Hastings, IA
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is June (10.6 days).
Average UV index in December
Hastings, IA
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Hastings, IA
- Average cloud cover in December: 45
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Hastings, IA
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Hastings, Iowa, USA
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