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 beginning of September brings a minor change in the average high-temperature, shifting from 82.2°F (27.9°C) in August to a still warm 76.1°F (24.5°C). During September, the temperature in Norwich tends to dip to an average of 55.4°F (13°C) at night.Humidity
In September, the average relative humidity in Norwich is 78%.Rainfall
January and September are months with the least rain when the rain falls for 11.5 days and typically aggregates up to 1.18" (30mm) of rain.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:55 am and sunset at 7:58 pm. On the last day of September, in Norwich, sunrise is at 7:23 am and sunset at 7:10 pm EDT.
Sunshine
In September, the average sunshine in Norwich is 8.3h.UV index
The average daily maximum UV index in September in Norwich, Ohio, is 4. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Norwich in September?
What is the average humidity in September in Norwich?
What is the driest month in Norwich?
How many days does it rain in September in Norwich?
When it does not snow in Norwich?
Does it snow in Norwich in September?
What is the average length of the day in September in Norwich?
When are sunrise and sunset in September in Norwich?
How long on average sun shines in September in Norwich?
What is the UV index intensity in September in Norwich?
Average temperature in September
Norwich, OH
- Average high temperature in September: 76.1°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (33.8°F).
- Average low temperature in September: 55.4°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in September
Norwich, OH
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
Norwich, OH
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in September
Norwich, OH
- Average humidity in September: 78%
The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April, August and November (77%).
Average rainfall in September
Norwich, OH
- Average rainfall in September: 1.18"
The wettest month (with the highest rainfall) is June (1.93").
The driest months (with the least rainfall) are January and September (1.18").
Average rainfall days in September
Norwich, OH
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Norwich, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Norwich, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Norwich, 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 24min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Norwich, OH
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is February (11.8 days).
Average UV index in September
Norwich, OH
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Norwich, OH
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Norwich, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April and November (6mi).
The months with the lowest visibility are January, February, May, June, July, August, September, October and December (5mi).
Norwich, Ohio, USA
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