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 suggests a slight decrease in the average high-temperature, moving from a warm 79°F (26.1°C) in August to a still moderately hot 73.6°F (23.1°C). In Anna, the expected average low-temperature for September is a moderate 55.6°F (13.1°C).Humidity
In Anna, the average relative humidity in September is 79%.Rainfall
The months with the least rainfall in Anna are February and September Rain falls for 14.8 days and accumulates 2.01" (51mm) of rain.Snowfall
In Anna, snow does not fall in June through September.Daylight
The average length of the day in September in Anna, Ohio, is 12h and 27min.On the first day of September in Anna, sunrise is at 7:04 am and sunset at 8:08 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:20 pm EDT.
Sunshine
In September, the average sunshine is 8h.UV index
In Anna, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 4 in September transforms into this advice:
Take precautions - Protection against sun damage is advised. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Anna?
What is the average humidity in September in Anna?
What is the driest month in Anna?
How many days does it rain in September in Anna?
When it does not snow in Anna?
Does it snow in Anna in September?
How many hours of daylight does Anna have in September?
When are sunrise and sunset in September in Anna?
How long on average sun shines in September in Anna?
What is the UV index reading in September in Anna?
Average temperature in September
Anna, OH
- Average high temperature in September: 73.6°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in September: 55.6°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in September
Anna, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Anna, OH
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).
Average humidity in September
Anna, OH
- Average humidity in September: 79%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Anna, OH
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is May (4.02").
The driest months (with the least rainfall) are February and September (2.01").
Average rainfall days in September
Anna, OH
- Average rainfall days in September: 14.8 days
The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Anna, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Anna, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Anna, OH
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 0min
The months with the most sunshine are June and July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Anna, OH
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in September
Anna, OH
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Anna, OH
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Anna, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, February, July, August and September (5mi).
Anna, Ohio, USA
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