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
As Cairo enters September, the average high-temperature subtly lowers from the a warm 83.8°F (28.8°C) of August to a still moderately hot 77.4°F (25.2°C). An average nighttime temperature of 56.3°F (13.5°C) is observed in Cairo during September.Humidity
The average relative humidity in September in Cairo is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.6 days and typically collects 2.13" (54mm) of precipitation.Snowfall
In Cairo, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 26min.On the first day of September, sunrise is at 6:53 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 7:08 pm EDT.
Sunshine
The average sunshine in September is 8.3h.UV index
In September, the average daily maximum UV index in Cairo is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In September, an average UV index of 4 transforms into the following instructions:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Cairo?
What is the average humidity in September in Cairo?
What is the driest month in Cairo?
How many days does it rain in September in Cairo?
When it does not snow in Cairo?
Does it snow in Cairo in September?
What is the average length of the day in September in Cairo?
What time are sunrise and sunset in September in Cairo?
How long on average sun shines in September in Cairo?
What is the UV index intensity in September in Cairo?
Average temperature in September
Cairo, WV
- Average high temperature in September: 77.4°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in September: 56.3°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in September
Cairo, WV
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Cairo, WV
- Average wind speed in September: 4.4mph
The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).
Average humidity in September
Cairo, WV
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).
Average rainfall in September
Cairo, WV
- Average rainfall in September: 2.13"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is September (2.13").
Average rainfall days in September
Cairo, WV
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is November (12.2 days).
Average snowfall in September
Cairo, WV
- Average snowfall in September: 0"
The month with the highest snowfall is January (5.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Cairo, WV
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cairo, WV
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in September
Cairo, WV
- Average sunshine days in September: 12.9 days
The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is February (8.2 days).
Average UV index in September
Cairo, WV
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Cairo, WV
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Cairo, WV
- Average visibility in September: 5mi
The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).
Cairo, West Virginia, USA
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