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
September brings a slight decrease in temperature, down from a moderately hot 81.1°F (27.3°C) in August to a still warm 74.8°F (23.8°C). Harbor Hills experiences a mean temperature of 55.8°F (13.2°C) during September nights.Humidity
In September, the average relative humidity in Harbor Hills is 78%.Rainfall
In September, in Harbor Hills, the rain falls for 11 days. Throughout September, 0.83" (21mm) of precipitation is accumulated. In Harbor Hills, during the entire year, the rain falls for 136.1 days and collects up to 13.03" (331mm) of precipitation.Snowfall
In Harbor Hills, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 26min.On the first day of September in Harbor Hills, sunrise is at 6:58 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:13 pm EDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
In September, the average daily maximum UV index in Harbor Hills is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum UV index of 4 in September translates into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Frequently asked questions
What is the temperature in September in Harbor Hills?
What is the average humidity in September in Harbor Hills?
How much does it rain in Harbor Hills in September?
When it does not snow in Harbor Hills?
What is the average length of the day in September in Harbor Hills?
What time are sunrise and sunset in September in Harbor Hills?
How many hours of sunshine does Harbor Hills have in September?
What is the UV index intensity in September in Harbor Hills?
Average temperature in September
Harbor Hills, OH
- Average high temperature in September: 74.8°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in September: 55.8°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in September
Harbor Hills, OH
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Harbor Hills, OH
- Average wind speed in September: 6mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity in September
Harbor Hills, OH
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Harbor Hills, OH
- Average rainfall in September: 0.83"
The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.79").
Average rainfall days in September
Harbor Hills, OH
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (16.6 days).
The months with the least rainy days are January and February (6.8 days).
Average snowfall in September
Harbor Hills, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Harbor Hills, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Harbor Hills, 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 1min
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
Harbor Hills, OH
- Average sunshine days in September: 16.9 days
The month with the most sunshine days is November (20.8 days).
The months with the least sunshine days are May and July (11.3 days).
Average UV index in September
Harbor Hills, OH
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Harbor Hills, 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 31).
Average visibility in September
Harbor Hills, OH
- Average visibility in September: 5mi
The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).
Harbor Hills, Ohio, USA
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