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 implies a gentle temperature shift, with average high-temperatures reducing from November's cold 40.1°F (4.5°C) to a freezing cold 29.5°F (-1.4°C). Riparius reports an average nighttime low-temperature of 19.9°F (-6.7°C) in December.Humidity
In Riparius, the average relative humidity in December is 85%.Rainfall
In December, in Riparius, New York, the rain falls for 12 days. Throughout December, 1.14" (29mm) of precipitation is accumulated. In Riparius, during the entire year, the rain falls for 160 days and collects up to 15.04" (382mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. December is the month with the most snowfall in Riparius. Snow falls for 17.1 days and accumulates 3.82" (97mm) of snow.Daylight
December has the shortest days of the year in Riparius, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 4:19 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:28 pm EST.
Sunshine
The average sunshine in December in Riparius, New York, is 3.4h.UV index
January through March and December, with an average maximum UV index of 1, are months with the lowest UV index in Riparius, New York. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 1 translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Riparius in December?
What is the average humidity in December in Riparius?
How much does it rain in Riparius in December?
When does it snow the most in Riparius?
How many days does it snow in December in Riparius?
What is the month with the shortest days in Riparius?
What is the average length of the day in December in Riparius?
What time are sunrise and sunset in December in Riparius?
How long on average sun shines in December in Riparius?
When is the lowest UV index in Riparius?
What is the UV index reading in December in Riparius?
Average temperature in December
Riparius, NY
- Average high temperature in December: 29.5°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.7°F).
- Average low temperature in December: 19.9°F
The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in December
Riparius, NY
- Average pressure in December: 30.05"Hg
The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Riparius, NY
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in December
Riparius, NY
- Average humidity in December: 85%
The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is May (77%).
Average rainfall in December
Riparius, NY
- Average rainfall in December: 1.14"
The wettest month (with the highest rainfall) is October (1.73").
The driest months (with the least rainfall) are January and February (0.91").
Average rainfall days in December
Riparius, NY
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in December
Riparius, NY
- Average snowfall in December: 3.82"
The month with the highest snowfall is December (3.82").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Riparius, NY
- Average snowfall days in December: 17.1 days
The month with the highest number of snowfall days is January (20 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Riparius, NY
- 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 0min).
Average sunshine days in December
Riparius, NY
- Average sunshine days in December: 9.2 days
The month with the most sunshine days is September (15.7 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in December
Riparius, 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, February, March and December (UV index 1).
Average cloud cover in December
Riparius, NY
- Average cloud cover in December: 66
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is July (Cloud cover 40).
Average visibility in December
Riparius, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, October, November and December (5mi).
The months with the lowest visibility are January, February, March, August and September (4mi).
Riparius, New York, USA
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