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
December's onset corresponds with a shift in the average high-temperature, moving from a fresh 52.3°F (11.3°C) in November to a chilly 43°F (6.1°C). In December, the average low-temperature records at a freezing cold 30.7°F (-0.7°C) during the nights.Humidity
In Hemlock Grove, the average relative humidity in December is 81%.Rainfall
In Hemlock Grove, in December, during 12.9 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Hemlock Grove, during the entire year, the rain falls for 172.1 days and collects up to 33.03" (839mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Hemlock Grove, in December, during 8.5 snowfall days, 2.28" (58mm) of snow is typically accumulated. In Hemlock Grove, during the entire year, snow falls for 40.2 days and aggregates up to 13.62" (346mm) 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 the month, sunrise is at 7:28 am and sunset at 5:05 pm. On the last day of December, in Hemlock Grove, Ohio, sunrise is at 7:47 am and sunset at 5:15 pm EST.
Sunshine
The average sunshine in December is 3.9h.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 estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 2 in December translates into this advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
How cold is December in Hemlock Grove?
What is the average humidity in December in Hemlock Grove?
How much does it rain in Hemlock Grove in December?
How many days does it snow in December in Hemlock Grove?
What is the month with the shortest days in Hemlock Grove?
What is the average length of the day in December in Hemlock Grove?
What time are sunrise and sunset in December in Hemlock Grove?
How many hours of sunshine does Hemlock Grove have in December?
When is the lowest UV index in Hemlock Grove?
What is the UV index reading in December in Hemlock Grove?
Average temperature in December
Hemlock Grove, OH
- Average high temperature in December: 43°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in December: 30.7°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).
Average pressure in December
Hemlock Grove, OH
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in December
Hemlock Grove, OH
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is February (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in December
Hemlock Grove, OH
- Average humidity in December: 81%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Hemlock Grove, OH
- Average rainfall in December: 3.19"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Hemlock Grove, OH
- Average rainfall days in December: 12.9 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is November (10.6 days).
Average snowfall in December
Hemlock Grove, OH
- Average snowfall in December: 2.28"
The month with the highest snowfall is February (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Hemlock Grove, OH
- Average snowfall days in December: 8.5 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Hemlock Grove, OH
- Average daylight in December: 9h and 3min
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: 3h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Hemlock Grove, OH
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is February (9.1 days).
Average UV index in December
Hemlock Grove, 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
Hemlock Grove, OH
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Hemlock Grove, OH
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Hemlock Grove, Ohio, USA
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