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
In Marlow, the average high-temperature in September drops from a hot 94.6°F (34.8°C) in August to a warm 85.3°F (29.6°C). In Marlow, the average low-temperature is 66.2°F (19°C).Heat index
In September, the average heat index is calculated to be a hot 91.4°F (33°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'felt air temperature', 'feels like', or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (differences in body mass, height, and shape, pregnancy, wind), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In September, the average relative humidity is 64%.Rainfall
In September, in Marlow, the rain falls for 13 days. Throughout September, 2.8" (71mm) of precipitation is accumulated. Throughout the year, in Marlow, there are 124.2 rainfall days, and 25.43" (646mm) of precipitation is accumulated.Snowfall
In Marlow, Oklahoma, snow does not fall in May through October.Daylight
In Marlow, the average length of the day in September is 12h and 23min.On the first day of September in Marlow, Oklahoma, sunrise is at 7:04 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 7:17 pm CDT.
Sunshine
In Marlow, the average sunshine in September is 8.5h.UV index
In Marlow, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
FAQ
What is the temperature in September in Marlow?
What is the average humidity in September in Marlow?
How many days does it rain in September in Marlow?
When it does not snow in Marlow?
How many hours of daylight does Marlow have in September?
When is the sunrise / sunset in September in Marlow?
How long on average sun shines in September in Marlow?
What is the UV index reading in September in Marlow?
Average temperature in September
Marlow, OK
- Average high temperature in September: 85.3°F
The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (50.7°F).
- Average low temperature in September: 66.2°F
The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Marlow, OK
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Marlow, OK
- Average wind speed in September: 8.3mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.2mph).
Average humidity in September
Marlow, OK
- Average humidity in September: 64%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (56%).
Average rainfall in September
Marlow, OK
- Average rainfall in September: 2.8"
The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and November (1.1").
Average rainfall days in September
Marlow, OK
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (5.5 days).
Average snowfall in September
Marlow, OK
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Marlow, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.5 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
Marlow, OK
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).
Average sunshine days in September
Marlow, OK
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in September
Marlow, OK
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Marlow, OK
- Average cloud cover in September: 27
The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in September
Marlow, OK
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
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