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
Melba experiences its lowest temperatures in December, with an average peak of 36.1°F (2.3°C) and a low of 25.5°F (-3.6°C).Humidity
The average relative humidity in December is 76%.Rainfall
The month with the most rainfall is December, when the rain falls for 9.3 days and typically aggregates up to 1.46" (37mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Melba. The month with the most snowfall is December, when snow falls for 7.2 days and typically aggregates up to 3.86" (98mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 7:59 am and sunset at 5:11 pm. On the last day of December, sunrise is at 8:18 am and sunset at 5:20 pm MST.
Sunshine
December has the least sunshine of the year, with an average of 5.7h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Experience reduced UV exposure by about half when donning a wide-brim hat. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Melba?
How cold is December?
What is the average humidity in December?
What is the wettest month?
How much does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Melba have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Melba, ID
- Average high temperature in December: 36.1°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is December (36.1°F).
- Average low temperature in December: 25.5°F
The month with the highest average low temperature is August (63.7°F).
The coldest month (with the lowest average low temperature) is December (25.5°F).
Average pressure in December
Melba, ID
- Average pressure in December: 30.21"Hg
The month with the highest atmospheric pressure is January (30.25"Hg).
The months with the lowest atmospheric pressure are June and August (29.9"Hg).
Average wind speed in December
Melba, ID
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest months (with the lowest average wind speed) are January and August (6mph).
Average humidity in December
Melba, ID
- Average humidity in December: 76%
The month with the highest relative humidity is January (78%).
The months with the lowest relative humidity are July and August (29%).
Average rainfall in December
Melba, ID
- Average rainfall in December: 1.46"
The wettest month (with the highest rainfall) is December (1.46").
The driest months (with the least rainfall) are July and August (0.16").
Average rainfall days in December
Melba, ID
- Average rainfall days in December: 9.3 days
The month with the highest number of rainy days is March (14.8 days).
The months with the least rainy days are July and August (3.5 days).
Average snowfall in December
Melba, ID
- Average snowfall in December: 3.86"
The month with the highest snowfall is December (3.86").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Melba, ID
- Average snowfall days in December: 7.2 days
The month with the highest number of snowfall days is December (7.2 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
Melba, ID
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in December
Melba, ID
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is July (24.5 days).
The month with the least sunshine days is March (14.2 days).
Average UV index in December
Melba, ID
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Melba, ID
- Average cloud cover in December: 40
The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are July and August (Cloud cover 9).
Average visibility in December
Melba, ID
- 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).
Melba, Idaho, USA
Weather forecast for your location
2. Allow the app to use your location