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
The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a tropical 93°F (33.9°C) in August to a moderately hot 84.2°F (29°C). Throughout September, an average nighttime temperature of 65.5°F (18.6°C) is experienced.Heat index
For most parts of September, the heat index is estimated at a hot 89.6°F (32°C). One might feel worn out with persistent exposure and activity, resulting in heat cramps.Understand that the heat index values take into account shaded locations and mild winds. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'feels like' or 'real feel', measures the perceived warmth when incorporating the humidity present in the air. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Humidity
The average relative humidity in September is 68%.Rainfall
In Stratford, during September, the rain falls for 13.5 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Stratford, during the entire year, the rain falls for 129.2 days and collects up to 26.93" (684mm) of precipitation.Snowfall
In Stratford, snow does not fall in May through October.Daylight
In Stratford, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 7:01 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:12 pm CDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 5 during September leads to these advisories:
Put precautions into practice - Guidance to elude sunburn is provided. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How much does it rain in Stratford in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Stratford have in September?
How high is the UV index in September?
Average temperature in September
Stratford, OK
- Average high temperature in September: 84.2°F
The warmest month (with the highest average high temperature) is August (93°F).
The month with the lowest average high temperature is January (49.3°F).
- Average low temperature in September: 65.5°F
The month with the highest average low temperature is July (72.7°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Stratford, 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
Stratford, OK
- Average wind speed in September: 7.9mph
The windiest month (with the highest average wind speed) is March (11.3mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).
Average humidity in September
Stratford, OK
- Average humidity in September: 68%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (61%).
Average rainfall in September
Stratford, OK
- Average rainfall in September: 2.76"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is January (1.26").
Average rainfall days in September
Stratford, OK
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (5.8 days).
Average snowfall in September
Stratford, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Stratford, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.1 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
Stratford, OK
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 2min
The months with the most sunshine are July and August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in September
Stratford, OK
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in September
Stratford, 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
Stratford, OK
- Average cloud cover in September: 28
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in September
Stratford, 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).
Stratford, Oklahoma, USA
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