December weather forecastLost Nation, IA
December
Weather in December
The first month of the winter, December, is still a cold month in Lost Nation, Iowa, with an average temperature fluctuating between 22.3°F (-5.4°C) and 32.7°F (0.4°C).Temperature
The shift from November to December corresponds with a decrease in the average high-temperature, down to a wintry 32.7°F (0.4°C) from a frosty 45°F (7.2°C). Throughout December, Lost Nation witnesses a nighttime temperature average of 22.3°F (-5.4°C).Humidity
In Lost Nation, the average relative humidity in December is 82%.Rainfall
In Lost Nation, in December, during 6.9 rainfall days, 1.5" (38mm) of precipitation is typically accumulated. Throughout the year, in Lost Nation, there are 143.3 rainfall days, and 29.76" (756mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In Lost Nation, in December, snow falls for 8.3 days, with typically accumulated 2.6" (66mm) of snow. Throughout the year, in Lost Nation, there are 40.2 snowfall days, and 17.48" (444mm) of snow is accumulated.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 7:12 am and sunset at 4:32 pm. On the last day of December, in Lost Nation, sunrise is at 7:31 am and sunset at 4:42 pm CST.
Sunshine
In Lost Nation, the average sunshine in December is 4.2h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: The UV index of 1 during December leads to these advisories:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. To protect against the Sun's most potent rays, avoid direct exposure around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Lost Nation, IA
- Average high temperature in December: 32.7°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 (25.9°F).
- Average low temperature in December: 22.3°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 (13.3°F).
Average pressure in December
Lost Nation, IA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Lost Nation, IA
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Lost Nation, IA
- Average humidity in December: 82%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Lost Nation, IA
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is May (4.53").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in December
Lost Nation, IA
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (5.3 days).
Average snowfall in December
Lost Nation, IA
- Average snowfall in December: 2.6"
The month with the highest snowfall is January (5.2").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Lost Nation, IA
- Average snowfall days in December: 8.3 days
The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lost Nation, IA
- Average daylight in December: 9h and 12min
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 12min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 3h and 54min).
Average sunshine days in December
Lost Nation, IA
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (10.2 days).
Average UV index in December
Lost Nation, IA
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Lost Nation, IA
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 31).
Average visibility in December
Lost Nation, 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).
