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
A moderate decline in average high-temperatures is noted in September, moving from a moderately hot 79.7°F (26.5°C) in August to a still warm 74.1°F (23.4°C). Rittman's average low-temperature during September nights is observed to be a fresh 54.7°F (12.6°C).Humidity
In Rittman, the average relative humidity in September is 79%.Rainfall
September is the month with the least rainfall in Rittman, Ohio. Rain falls for 14.9 days and accumulates 1.81" (46mm) of precipitation.Snowfall
June through October are months without snowfall in Rittman.Daylight
In September, the average length of the day is 12h and 27min.On the first day of the month, sunrise is at 6:54 am and sunset at 7:59 pm. On the last day of September, sunrise is at 7:23 am and sunset at 7:10 pm EDT.
Sunshine
In September, the average sunshine in Rittman is 8h.UV index
The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: An average maximum UV index of 4 in September leads to these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
What are September temperatures in Rittman?
What is the average humidity in September in Rittman?
What is the driest month in Rittman?
How much does it rain in Rittman in September?
When it does not snow in Rittman?
What is the average length of the day in September in Rittman?
What time are sunrise and sunset in September in Rittman?
How many hours of sunshine does Rittman have in September?
What is the UV index reading in September in Rittman?
Average temperature in September
Rittman, OH
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in September: 54.7°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in September
Rittman, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Rittman, OH
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in September
Rittman, OH
- Average humidity in September: 79%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May and July (78%).
Average rainfall in September
Rittman, OH
- Average rainfall in September: 1.81"
The wettest months (with the highest rainfall) are June and July (3.19").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in September
Rittman, OH
- Average rainfall days in September: 14.9 days
The month with the highest number of rainy days is May (19.3 days).
The months with the least rainy days are January and February (9.2 days).
Average snowfall in September
Rittman, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (6.26").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in September
Rittman, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rittman, OH
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Rittman, OH
- Average sunshine days in September: 13.5 days
The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (8 days).
Average UV index in September
Rittman, 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
Rittman, OH
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Rittman, OH
- Average visibility in September: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January and February (4mi).
Rittman, Ohio, USA
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