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
Harvard in December witnesses an average high-temperature of a comfortable 67.3°F (19.6°C), indicating a slight variation from November's 72.5°F (22.5°C). Harvard experiences an average nighttime temperature of 50.5°F (10.3°C) in the month of December.Humidity
In December, the average relative humidity is 77%.Rainfall
In Harvard, in December, during 8 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 145.8 rainfall days, and 13.39" (340mm) of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 18min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 5:31 pm. On the last day of December, sunrise is at 7:26 am and sunset at 5:42 pm EST.
Sunshine
With an average of 5.9h of sunshine, December has the least sunshine of the year.UV index
January, February and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a daily maximum UV index of 4 leads to the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Harvard have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Harvard have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Harvard, FL
- Average high temperature in December: 67.3°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (63.5°F).
- Average low temperature in December: 50.5°F
The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (45.7°F).
Average pressure in December
Harvard, FL
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).
Average wind speed in December
Harvard, FL
- Average wind speed in December: 6.3mph
The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in December
Harvard, FL
- Average humidity in December: 77%
The months with the highest relative humidity are August and September (78%).
The month with the lowest relative humidity is March (71%).
Average rainfall in December
Harvard, FL
- Average rainfall in December: 1.22"
The wettest months (with the highest rainfall) are July and August (2.09").
The driest months (with the least rainfall) are March and November (0.55").
Average rainfall days in December
Harvard, FL
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is November (6.3 days).
Average daylight in December /
Average sunshine in December
Harvard, FL
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in December
Harvard, FL
- Average sunshine days in December: 20.9 days
The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is July (6.3 days).
Average UV index in December
Harvard, FL
- Average UV index in December: 4
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 4).
Average cloud cover in December
Harvard, FL
- Average cloud cover in December: 38
The month with the most cloud cover is December (Cloud cover 38).
The months with the least cloud cover are May and October (Cloud cover 29).
Average visibility in December
Harvard, 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).
Harvard, Florida, USA
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