Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
With an average high-temperature of 68.9°F (20.5°C) and an average low-temperature of 51.8°F (11°C), January is the coldest month.Humidity
The average relative humidity in January in Dover is 72%.Rainfall
In January, the rain falls for 9 days. Throughout January, 1.34" (34mm) of precipitation is accumulated. In Dover, during the entire year, the rain falls for 192.2 days and collects up to 37.91" (963mm) of precipitation.Daylight
In Dover, the average length of the day in January is 10h and 36min.On the first day of January, sunrise is at 7:20 am and sunset at 5:44 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:08 pm EST.
Sunshine
In Dover, the average sunshine in January is 6.7h.UV index
With an average maximum UV index of 4, January is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 4 in January translates into these instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest?
What is the temperature in January?
What is the average humidity in January?
How many days does it rain in January?
How many hours of daylight does Dover have in January?
What time are sunrise and sunset in January?
How many hours of sunshine does Dover have in January?
When is the lowest UV index?
What is the UV index reading in January?
Average temperature in January
Dover, FL
- Average high temperature in January: 68.9°F
The warmest month (with the highest average high temperature) is August (90.1°F).
The month with the lowest average high temperature is January (68.9°F).
- Average low temperature in January: 51.8°F
The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (51.8°F).
Average pressure in January
Dover, FL
- Average pressure in January: 30.13"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 January
Dover, FL
- Average wind speed in January: 6.7mph
The windiest month (with the highest average wind speed) is March (6.9mph).
The calmest month (with the lowest average wind speed) is July (4.8mph).
Average humidity in January
Dover, FL
- Average humidity in January: 72%
The month with the highest relative humidity is September (78%).
The months with the lowest relative humidity are March and May (71%).
Average rainfall in January
Dover, FL
- Average rainfall in January: 1.34"
The wettest month (with the highest rainfall) is August (6.93").
The driest month (with the least rainfall) is February (1.22").
Average rainfall days in January
Dover, FL
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is August (27.3 days).
The month with the least rainy days is February (8.8 days).
Average daylight in January /
Average sunshine in January
Dover, FL
- Average daylight in January: 10h and 4min
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 January: 6h and 4min
The month with the most sunshine is May (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 6h and 12min).
Average sunshine days in January
Dover, FL
- Average sunshine days in January: 20.3 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is August (2.7 days).
Average UV index in January
Dover, FL
- Average UV index in January: 4
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 January
Dover, FL
- Average cloud cover in January: 34
The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is May (Cloud cover 26).
Average visibility in January
Dover, FL
- Average visibility in January: 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).
Dover, Florida, USA
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