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
Alger records an average high-temperature of a still warm 73.6°F (23.1°C) as September arrives, nearly mirroring the previous month's climate. September nights in Alger observe an average temperature dip to a refreshing 55.4°F (13°C).Humidity
In September, the average relative humidity in Alger is 80%.Rainfall
The months with the least rainfall in Alger are February and September Rain falls for 15 days and accumulates 2.05" (52mm) of rain.Snowfall
In Alger, snow does not fall in June through September.Daylight
In Alger, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 7:03 am and sunset at 8:07 pm. On the last day of September, sunrise is at 7:31 am and sunset at 7:18 pm EDT.
Sunshine
In September, the average sunshine in Alger is 7.9h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Alger?
What is the average humidity in September in Alger?
What is the driest month in Alger?
How many days does it rain in September in Alger?
When it does not snow in Alger?
Does it snow in Alger in September?
What is the average length of the day in September in Alger?
When is the sunrise / sunset in September in Alger?
How long on average sun shines in September in Alger?
How high is the UV index in September in Alger?
Average temperature in September
Alger, OH
- Average high temperature in September: 73.6°F
The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (31.1°F).
- Average low temperature in September: 55.4°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 (19.8°F).
Average pressure in September
Alger, 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
Alger, 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 (6mph).
Average humidity in September
Alger, OH
- Average humidity in September: 80%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in September
Alger, OH
- Average rainfall in September: 2.05"
The wettest months (with the highest rainfall) are May and June (3.46").
The driest months (with the least rainfall) are February and September (2.05").
Average rainfall days in September
Alger, OH
- Average rainfall days in September: 15 days
The month with the highest number of rainy days is May (19.4 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in September
Alger, OH
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Alger, OH
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alger, OH
- Average daylight in September: 12h and 3min
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: 7h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Alger, OH
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is November (15.3 days).
The month with the least sunshine days is February (8.9 days).
Average UV index in September
Alger, OH
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Alger, OH
- Average cloud cover in September: 36
The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in September
Alger, OH
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, August and September (5mi).
Alger, Ohio, USA
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