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
A subtle decrease in the average high-temperature marks December, falling from November's frosty 45.3°F (7.4°C) to a wintry 35.1°F (1.7°C). Middlesex registers a consistent average low-temperature of 25.7°F (-3.5°C) during December.Humidity
In December, the average relative humidity in Middlesex is 84%.Rainfall
In Middlesex, in December, during 8.2 rainfall days, 1.42" (36mm) of precipitation is typically accumulated. In Middlesex, during the entire year, the rain falls for 153.6 days and collects up to 19.96" (507mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Middlesex, during December, snow falls for 15.3 days and regularly aggregates up to 4.25" (108mm) of snow. In Middlesex, during the entire year, snow falls for 74.6 days and aggregates up to 21.38" (543mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year in Middlesex, New York.On the first day of the month, sunrise is at 7:20 am and sunset at 4:36 pm. On the last day of December, in Middlesex, sunrise is at 7:39 am and sunset at 4:45 pm EST.
Sunshine
The average sunshine in December in Middlesex is 3.1h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 1 during December translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Middlesex in December?
What is the average humidity in December in Middlesex?
How many days does it rain in December in Middlesex?
How many days does it snow in December in Middlesex?
What is the month with the shortest days in Middlesex?
How many hours of daylight does Middlesex have in December?
What time are sunrise and sunset in December in Middlesex?
How long on average sun shines in December in Middlesex?
What are the months with the lowest UV index in Middlesex?
How high is the UV index in December in Middlesex?
Average temperature in December
Middlesex, NY
- Average high temperature in December: 35.1°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Middlesex, NY
- Average pressure in December: 30.06"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Middlesex, NY
- Average wind speed in December: 9.5mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in December
Middlesex, NY
- Average humidity in December: 84%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May, July and August (78%).
Average rainfall in December
Middlesex, NY
- Average rainfall in December: 1.42"
The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in December
Middlesex, NY
- Average rainfall days in December: 8.2 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in December
Middlesex, NY
- Average snowfall in December: 4.25"
The month with the highest snowfall is February (5.71").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Middlesex, NY
- Average snowfall days in December: 15.3 days
The month with the highest number of snowfall days is January (17.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Middlesex, 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 48min).
Average sunshine days in December
Middlesex, NY
- Average sunshine days in December: 10.4 days
The months with the most sunshine days are September and November (14.4 days).
The month with the least sunshine days is February (8.3 days).
Average UV index in December
Middlesex, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Middlesex, NY
- Average cloud cover in December: 68
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Middlesex, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Middlesex, New York, USA
Weather forecast for your location
2. Allow the app to use your location