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
The transition into December involves a decrease in the average high-temperature, falling from a chilly 49.6°F (9.8°C) in November to a cold 39.2°F (4°C). In the month of December, Upper Arlington's average low-temperature falls to a freezing cold 29.3°F (-1.5°C).Humidity
In Upper Arlington, Ohio, the average relative humidity in December is 81%.Rainfall
In December, the rain falls for 11.6 days. Throughout December, 2.4" (61mm) of precipitation is accumulated. In Upper Arlington, during the entire year, the rain falls for 164.3 days and collects up to 30.55" (776mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Upper Arlington, in December, during 8.7 snowfall days, 2.44" (62mm) of snow is typically accumulated. In Upper Arlington, during the entire year, snow falls for 42.3 days and aggregates up to 12.28" (312mm) of snow.Daylight
December has the shortest days of the year in Upper Arlington, with an average of 9h and 24min of daylight.On the first day of December in Upper Arlington, sunrise is at 7:35 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:17 pm EST.
Sunshine
In Upper Arlington, the average sunshine in December is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Upper Arlington. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 2 during December translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Frequently asked questions
How cold is it in Upper Arlington in December?
What is the average humidity in December in Upper Arlington?
How many days does it rain in December in Upper Arlington?
How many days does it snow in December in Upper Arlington?
What is the month with the shortest days in Upper Arlington?
How many hours of daylight does Upper Arlington have in December?
When are sunrise and sunset in December in Upper Arlington?
How long on average sun shines in December in Upper Arlington?
What is the month with the lowest UV index in Upper Arlington?
What is the UV index reading in December in Upper Arlington?
Average temperature in December
Upper Arlington, OH
- Average high temperature in December: 39.2°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).
Average pressure in December
Upper Arlington, OH
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Upper Arlington, OH
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Upper Arlington, OH
- Average humidity in December: 81%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Upper Arlington, OH
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is September (1.69").
Average rainfall days in December
Upper Arlington, OH
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in December
Upper Arlington, OH
- Average snowfall in December: 2.44"
The month with the highest snowfall is February (3.31").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Upper Arlington, OH
- Average snowfall days in December: 8.7 days
The month with the highest number of snowfall days is January (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Upper Arlington, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 3h and 5min
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 30min).
Average sunshine days in December
Upper Arlington, OH
- Average sunshine days in December: 12.4 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in December
Upper Arlington, OH
- Average UV index in December: 2
The months with the highest UV index are May, 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
Upper Arlington, OH
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Upper Arlington, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Upper Arlington, Ohio, USA
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