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
Lisbon in September experiences a gentle temperature dip, with average high-temperatures reducing from 81.1°F (27.3°C) in August to a still warm 74.7°F (23.7°C). During the month of September, Lisbon's nighttime temperature lowers to an average of 54.5°F (12.5°C).Humidity
In Lisbon, the average relative humidity in September is 79%.Rainfall
In Lisbon, during September, the rain falls for 12.8 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 152.8 rainfall days, and 20" (508mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day is 12h and 27min.On the first day of September in Lisbon, sunrise is at 6:50 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 7:06 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index in Lisbon is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. It's recommended to limit sun exposure when its radiation is at its peak during midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Lisbon?
What is the average humidity in September in Lisbon?
How much does it rain in Lisbon in September?
When it does not snow in Lisbon?
Does it snow in Lisbon in September?
What is the average length of the day in September in Lisbon?
When are sunrise and sunset in September in Lisbon?
How many hours of sunshine does Lisbon have in September?
What is the UV index intensity in September in Lisbon?
Average temperature in September
Lisbon, OH
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in September
Lisbon, OH
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Lisbon, OH
- Average wind speed in September: 5.4mph
The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in September
Lisbon, OH
- Average humidity in September: 79%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in September
Lisbon, OH
- Average rainfall in September: 1.46"
The wettest month (with the highest rainfall) is July (2.01").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in September
Lisbon, OH
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in September
Lisbon, OH
- Average snowfall in September: 0"
The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Lisbon, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Lisbon, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in September
Lisbon, OH
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in September
Lisbon, 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
Lisbon, OH
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Lisbon, 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).
Lisbon, Ohio, USA
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