December weather forecastIdaho, OH
December
Weather in December
December, the first month of the winter in Idaho, is also an icy month, with temperature in the range of an average high of 41.9°F (5.5°C) and an average low of 30.9°F (-0.6°C).Temperature
In the transition to December, Idaho observes a drop in the average high-temperature, moving from a fresh 51.8°F (11°C) in November to a wintry 41.9°F (5.5°C). Idaho reports an average low-temperature of 30.9°F (-0.6°C) during the nights of December.Humidity
The average relative humidity in December is 81%.Rainfall
In December, the rain falls for 10.2 days. Throughout December, 2.44" (62mm) of precipitation is accumulated. In Idaho, during the entire year, the rain falls for 149.5 days and collects up to 24.65" (626mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Idaho, Ohio, during December, snow falls for 4.5 days and regularly aggregates up to 1.38" (35mm) of snow. In Idaho, Ohio, during the entire year, snow falls for 24.9 days and aggregates up to 7.87" (200mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:33 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 5:20 pm EST.
Sunshine
In Idaho, the average sunshine in December is 4h.UV index
January, February, November and 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 health risk from exposure to the Sun's UV rays for the ordinary person.Note: In December, the UV index of 2 transforms into the following advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Idaho, OH
- Average high temperature in December: 41.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in December: 30.9°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Idaho, OH
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Idaho, OH
- Average wind speed in December: 7.5mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Idaho, OH
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, August, September, October and November (76%).
Average rainfall in December
Idaho, OH
- Average rainfall in December: 2.44"
The wettest month (with the highest rainfall) is May (2.8").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in December
Idaho, OH
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (8 days).
Average snowfall in December
Idaho, OH
- Average snowfall in December: 1.38"
The month with the highest snowfall is February (2.2").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Idaho, OH
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Idaho, OH
- Average daylight in December: 9h and 30min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Idaho, OH
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (20.1 days).
The month with the least sunshine days is May (11.7 days).
Average UV index in December
Idaho, OH
- 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, November and December (UV index 2).
Average cloud cover in December
Idaho, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Idaho, OH
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).





