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 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 average high-temperature during December is a pleasant 72.5°F (22.5°C), almost matching the conditions of the preceding month. In Manhattan, an average low-temperature of 57.9°F (14.4°C) is recorded during December nights.Humidity
In Manhattan, the average relative humidity in December is 76%.Rainfall
In Manhattan, in December, during 7 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. Throughout the year, there are 159.5 rainfall days, and 15.16" (385mm) of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 24min of daylight.On the first day of December, sunrise is at 7:02 am and sunset at 5:34 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:45 pm EST.
Sunshine
With an average of 6.4h of sunshine, December has the least sunshine of the year.UV index
In Manhattan, the average daily maximum UV index in December is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: An average UV index of 5 in December transforms into this advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How many days does it rain in December in Manhattan?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine in Manhattan?
How many hours of sunshine does Manhattan have in December?
What is the UV index reading in December?
Average temperature in December
Manhattan, FL
- Average high temperature in December: 72.5°F
The warmest month (with the highest average high temperature) is August (90°F).
The month with the lowest average high temperature is January (68.7°F).
- Average low temperature in December: 57.9°F
The month with the highest average low temperature is August (77.5°F).
The coldest month (with the lowest average low temperature) is January (52.7°F).
Average pressure in December
Manhattan, FL
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).
Average wind speed in December
Manhattan, FL
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are January and March (7.5mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in December
Manhattan, FL
- Average humidity in December: 76%
The month with the highest relative humidity is September (77%).
The months with the lowest relative humidity are March, April and May (71%).
Average rainfall in December
Manhattan, FL
- Average rainfall in December: 0.94"
The wettest months (with the highest rainfall) are July and August (2.68").
The driest months (with the least rainfall) are January, February and March (0.47").
Average rainfall days in December
Manhattan, FL
- Average rainfall days in December: 7 days
The month with the highest number of rainy days is August (24.1 days).
The month with the least rainy days is February (6.7 days).
Average daylight in December /
Average sunshine in December
Manhattan, FL
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in December
Manhattan, FL
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is January (22.4 days).
The month with the least sunshine days is August (4.1 days).
Average UV index in December
Manhattan, FL
- Average UV index in December: 5
The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).
Average cloud cover in December
Manhattan, FL
- Average cloud cover in December: 31
The month with the most cloud cover is December (Cloud cover 31).
The month with the least cloud cover is May (Cloud cover 23).
Average visibility in December
Manhattan, FL
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Manhattan, Florida, USA
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