December weather forecastMelrose, IA
December
Weather in December
December, the first month of the winter in Melrose, is still a cold month, with an average temperature ranging between min 23.7°F (-4.6°C) and max 35.1°F (1.7°C).Temperature
The shift from November to December corresponds with a decrease in the average high-temperature, down to a wintry 35.1°F (1.7°C) from a frosty 48.2°F (9°C). The average low-temperature, in December, in Melrose, is a freezing cold 23.7°F (-4.6°C).Humidity
In December, the average relative humidity in Melrose is 79%.Rainfall
The month with the least rainfall in Melrose is December, when the rain falls for 5.3 days and typically collects 0.63" (16mm) of precipitation.Snowfall
Months with snowfall in Melrose are January through May, October through December. In December, it is snowing for 5.6 days. Throughout December, 0.83" (21mm) of snow is accumulated. Throughout the year, in Melrose, there are 28.3 snowfall days, and 10.28" (261mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Melrose.On the first day of the month, sunrise is at 7:18 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:36 am and sunset at 4:54 pm CST.
Sunshine
In December, the average sunshine in Melrose is 4.7h.UV index
The months with the lowest UV index in Melrose are January, February, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Melrose, IA
- Average high temperature in December: 35.1°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 23.7°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in December
Melrose, 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 (29.89"Hg).
Average wind speed in December
Melrose, IA
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).
Average humidity in December
Melrose, IA
- Average humidity in December: 79%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Melrose, IA
- Average rainfall in December: 0.63"
The wettest month (with the highest rainfall) is June (2.99").
The driest month (with the least rainfall) is December (0.63").
Average rainfall days in December
Melrose, IA
- Average rainfall days in December: 5.3 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is January (4 days).
Average snowfall in December
Melrose, IA
- Average snowfall in December: 0.83"
The month with the highest snowfall is January (2.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Melrose, IA
- Average snowfall days in December: 5.6 days
The month with the highest number of snowfall days is January (8.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Melrose, IA
- Average daylight in December: 9h and 18min
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: 4h and 42min
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
Melrose, IA
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is June (11.1 days).
Average UV index in December
Melrose, 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
Melrose, IA
- Average cloud cover in December: 50
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in December
Melrose, 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).





