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 average high-temperature shows a slight dip in September, from August's tropical 92.5°F (33.6°C) to a moderately hot 84.6°F (29.2°C). Perkins records an average nighttime low-temperature of 64.4°F (18°C) throughout September.Heat index
The average heat index in September is calculated to be a tropical 91.4°F (33°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.Factoring in the heat index, values are geared towards shaded areas with light breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Humidity
In Perkins, the average relative humidity in September is 67%.Rainfall
In Perkins, in September, during 11.2 rainfall days, 2.87" (73mm) of precipitation is typically accumulated. Throughout the year, in Perkins, there are 117.3 rainfall days, and 24.84" (631mm) of precipitation is accumulated.Snowfall
In Perkins, Oklahoma, snow does not fall in April through October.Daylight
The average length of the day in September in Perkins is 12h and 23min.On the first day of September in Perkins, sunrise is at 7:00 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:12 pm CDT.
Sunshine
In Perkins, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 5 in September leads to these guidelines:
Act with care - The need to guard against sun damage is communicated. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Frequently asked questions
How hot is it in Perkins in September?
What is the average humidity in September in Perkins?
How many days does it rain in September in Perkins?
When it does not snow in Perkins?
How many hours of daylight does Perkins have in September?
What time are sunrise and sunset in September in Perkins?
How long on average sun shines in September in Perkins?
What is the UV index reading in September in Perkins?
Average temperature in September
Perkins, OK
- Average high temperature in September: 84.6°F
The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (47.5°F).
- Average low temperature in September: 64.4°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in September
Perkins, OK
- Average pressure in September: 29.98"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
Perkins, OK
- Average wind speed in September: 8.4mph
The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).
Average humidity in September
Perkins, OK
- Average humidity in September: 67%
The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (63%).
Average rainfall in September
Perkins, OK
- Average rainfall in September: 2.87"
The wettest month (with the highest rainfall) is May (4.06").
The driest month (with the least rainfall) is December (0.91").
Average rainfall days in September
Perkins, OK
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (4.6 days).
Average snowfall in September
Perkins, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Perkins, OK
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 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
Perkins, OK
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).
Average sunshine days in September
Perkins, OK
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is January (23.9 days).
The month with the least sunshine days is May (14.7 days).
Average UV index in September
Perkins, 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
Perkins, OK
- Average cloud cover in September: 27
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in September
Perkins, 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).
Perkins, Oklahoma, USA
Weather forecast for your location
2. Allow the app to use your location
