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
A subtle change in temperatures is noted as August gives way to September, with average highs reducing from a tropical 92.5°F (33.6°C) to a warm 85.5°F (29.7°C). Despite higher daytime temperatures, nighttime averages fall to an enjoyable 63.3°F (17.4°C) in September in Whitesboro.Heat index
September's average heat index is estimated at a hot 93.2°F (34°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.Heat index readings emphasize conditions of light breezes and shaded spots. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', melds the effects of warmth and moisture to generate a feeling of heat. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Humidity
In Whitesboro, the average relative humidity in September is 70%.Rainfall
In Whitesboro, in September, during 11.7 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. In Whitesboro, during the entire year, the rain falls for 146.2 days and collects up to 33.62" (854mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In Whitesboro, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:53 am and sunset at 7:45 pm. On the last day of September, sunrise is at 7:14 am and sunset at 7:04 pm CDT.
Sunshine
In Whitesboro, the average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index in Whitesboro is 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 6 during September leads to these advisories:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
How hot is September in Whitesboro?
What is the average humidity in September in Whitesboro?
How many days does it rain in September in Whitesboro?
When it does not snow in Whitesboro?
How many hours of daylight does Whitesboro have in September?
What time are sunrise and sunset in September in Whitesboro?
How many hours of sunshine does Whitesboro have in September?
What is the UV index intensity in September in Whitesboro?
Average temperature in September
Whitesboro, OK
- Average high temperature in September: 85.5°F
The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (49.1°F).
- Average low temperature in September: 63.3°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).
Average pressure in September
Whitesboro, OK
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Whitesboro, OK
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in September
Whitesboro, OK
- Average humidity in September: 70%
The months with the highest relative humidity are February, March and May (76%).
The month with the lowest relative humidity is August (69%).
Average rainfall in September
Whitesboro, OK
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in September
Whitesboro, OK
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is August (14.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in September
Whitesboro, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Whitesboro, 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
Whitesboro, 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: 9h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Whitesboro, OK
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (13.2 days).
Average UV index in September
Whitesboro, OK
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Whitesboro, OK
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 25).
Average visibility in September
Whitesboro, 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).
Whitesboro, Oklahoma, USA
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