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
In Keystone, the lowest average temperatures are observed in January, with a high of 66°F (18.9°C) and a low of 54.5°F (12.5°C).Humidity
In January, the average relative humidity is 73%.Rainfall
In Keystone, in January, it is raining for 5.7 days, with typically 0.35" (9mm) of accumulated precipitation. Throughout the year, there are 120.5 rainfall days, and 9.45" (240mm) of precipitation is accumulated.Daylight
In Keystone, the average length of the day in January is 10h and 35min.On the first day of January in Keystone, sunrise is at 7:22 am and sunset at 5:45 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 6:09 pm EST.
Sunshine
In January, the average sunshine is 7.2h.UV index
January is the month with the lowest UV index in Keystone, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: During January, 4 as the daily maximum UV index converts into the following advice:
Prioritize safety - Suggestions to prevent sun damage are offered. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What are the coldest months in Keystone?
What is the temperature in January in Keystone?
What is the average humidity in January in Keystone?
How many days does it rain in January in Keystone?
What is the average length of the day in January in Keystone?
What time are sunrise and sunset in January in Keystone?
How long on average sun shines in January in Keystone?
What is the month with the lowest UV index in Keystone?
How high is the UV index in January in Keystone?
Average temperature in January
Keystone, FL
- Average high temperature in January: 66°F
The warmest month (with the highest average high temperature) is August (88.3°F).
The month with the lowest average high temperature is January (66°F).
- Average low temperature in January: 54.5°F
The month with the highest average low temperature is August (80.2°F).
The coldest month (with the lowest average low temperature) is January (54.5°F).
Average pressure in January
Keystone, FL
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).
Average wind speed in January
Keystone, FL
- Average wind speed in January: 8.9mph
The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).
Average humidity in January
Keystone, FL
- Average humidity in January: 73%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is May (72%).
Average rainfall in January
Keystone, FL
- Average rainfall in January: 0.35"
The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is March (0.2").
Average rainfall days in January
Keystone, FL
- Average rainfall days in January: 5.7 days
The month with the highest number of rainy days is August (17.9 days).
The month with the least rainy days is November (5.5 days).
Average daylight in January /
Average sunshine in January
Keystone, 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: 7h and 1min
The month with the most sunshine is May (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in January
Keystone, FL
- Average sunshine days in January: 23.4 days
The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is July (6.7 days).
Average UV index in January
Keystone, 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
Keystone, FL
- Average cloud cover in January: 30
The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 20).
Average visibility in January
Keystone, 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).
Keystone, Florida, USA
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