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
In Herkimer, the beginning of December is marked by a lowered average high-temperature, shifting from November's chilly 43.3°F (6.3°C) to a wintry 32.5°F (0.3°C). Throughout the month of December, the nighttime temperature dips to an average of 22.8°F (-5.1°C).Humidity
In December, the average relative humidity in Herkimer is 86%.Rainfall
In December, in Herkimer, the rain falls for 11.2 days. Throughout December, 2.68" (68mm) of precipitation is accumulated. Throughout the year, in Herkimer, there are 161.1 rainfall days, and 31.54" (801mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In December, it is snowing for 15.8 days. Throughout December, 7.17" (182mm) of snow is accumulated. In Herkimer, New York, during the entire year, snow falls for 80.6 days and aggregates up to 32.8" (833mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 6min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 4:26 pm. On the last day of December, in Herkimer, sunrise is at 7:31 am and sunset at 4:35 pm EST.
Sunshine
The average sunshine in December in Herkimer is 3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 1 translates into these guidelines:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
How cold is December in Herkimer?
What is the average humidity in December in Herkimer?
How many days does it rain in December in Herkimer?
How much does it snow in Herkimer in December?
What is the month with the shortest days in Herkimer?
How many hours of daylight does Herkimer have in December?
What time are sunrise and sunset in December in Herkimer?
How long on average sun shines in December in Herkimer?
When is the lowest UV index in Herkimer?
What is the UV index reading in December in Herkimer?
Average temperature in December
Herkimer, NY
- Average high temperature in December: 32.5°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.6°F).
- Average low temperature in December: 22.8°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (14.9°F).
Average pressure in December
Herkimer, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Herkimer, NY
- Average wind speed in December: 9.3mph
The windiest months (with the highest average wind speed) are January and February (9.7mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Herkimer, NY
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in December
Herkimer, NY
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Herkimer, NY
- Average rainfall days in December: 11.2 days
The months with the highest number of rainy days are April and May (16.3 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Herkimer, NY
- Average snowfall in December: 7.17"
The months with the highest snowfall are January and February (8.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Herkimer, NY
- Average snowfall days in December: 15.8 days
The month with the highest number of snowfall days is January (19.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Herkimer, NY
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 3h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in December
Herkimer, NY
- Average sunshine days in December: 7.4 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is February (4.9 days).
Average UV index in December
Herkimer, NY
- Average UV index in December: 1
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Herkimer, NY
- Average cloud cover in December: 70
The months with the most cloud cover are January and February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 36).
Average visibility in December
Herkimer, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Herkimer, New York, USA
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