Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The arrival of September is marked by a minor reduction in average high-temperature, sliding from 84.6°F (29.2°C) in August to a still warm 78.3°F (25.7°C). In Yosemite, the average nighttime temperature during September is a refreshing 59°F (15°C).Humidity
In Yosemite, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall in Yosemite. Rain falls for 13.9 days and accumulates 2.4" (61mm) of precipitation.Snowfall
May through October are months without snowfall in Yosemite.Daylight
In Yosemite, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 7:10 am and sunset at 8:07 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:23 pm EDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Yosemite in September?
What is the average humidity in September in Yosemite?
What is the driest month in Yosemite?
How many days does it rain in September in Yosemite?
When it does not snow in Yosemite?
How many hours of daylight does Yosemite have in September?
When is the sunrise / sunset in September in Yosemite?
How many hours of sunshine does Yosemite have in September?
What is the UV index reading in September in Yosemite?
Average temperature in September
Yosemite, KY
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.7°F).
- Average low temperature in September: 59°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (26.6°F).
Average pressure in September
Yosemite, KY
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Yosemite, KY
- Average wind speed in September: 5.3mph
The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in September
Yosemite, KY
- Average humidity in September: 77%
The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are August and October (76%).
Average rainfall in September
Yosemite, KY
- Average rainfall in September: 2.4"
The wettest month (with the highest rainfall) is February (3.5").
The driest month (with the least rainfall) is September (2.4").
Average rainfall days in September
Yosemite, KY
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is July (18.7 days).
The months with the least rainy days are January and November (9.7 days).
Average snowfall in September
Yosemite, KY
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Yosemite, KY
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Yosemite, KY
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Yosemite, KY
- Average sunshine days in September: 14.5 days
The months with the most sunshine days are October and November (17.5 days).
The month with the least sunshine days is February (10.9 days).
Average UV index in September
Yosemite, KY
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Yosemite, KY
- Average cloud cover in September: 35
The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Yosemite, KY
- Average visibility in September: 5mi
The months with the highest visibility are March, April, June, August, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July and September (5mi).
Yosemite, Kentucky, USA
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