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 beginning of December records an average high-temperature of a comfortable 67.3°F (19.6°C), marking a negligible difference from November's 72.5°F (22.5°C). In Harvard, an average low-temperature of 50.5°F (10.3°C) is recorded during December nights.Humidity
In December, the average relative humidity in Harvard, Florida, is 77%.Rainfall
In December, the rain falls for 8 days. Throughout December, 1.22" (31mm) of precipitation is accumulated. Throughout the year, there are 145.8 rainfall days, and 13.39" (340mm) of precipitation is accumulated.Daylight
December has the shortest days of the year in Harvard, with an average of 10h and 18min of daylight.On the first day of December, sunrise is at 7:09 am and sunset at 5:31 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:42 pm EST.
Sunshine
December has the least sunshine of the year, with an average of 5.9h of sunshine.UV index
The months with the lowest UV index in Harvard, Florida, are January, February and December, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index of 4 during December translates into these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
What are December temperatures in Harvard?
What is the average humidity in December in Harvard?
How many days does it rain in December in Harvard?
What is the month with the shortest days in Harvard?
What is the average length of the day in December in Harvard?
What time are sunrise and sunset in December in Harvard?
What is the month with the least sunshine in Harvard?
How long on average sun shines in December in Harvard?
What are the months with the lowest UV index in Harvard?
What is the UV index reading in December in Harvard?
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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