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
September in Hollister, Oklahoma, brings a decrease in the average high-temperature, shifting from a torrid 96.6°F (35.9°C) in August to a tropical 86.9°F (30.5°C). During September, the average low-temperature is a pleasant 68.4°F (20.2°C).Heat index
September's mean heat index is appraised at a tropical 93.2°F (34°C). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.It is emphasized that the heat index's values are meant for shaded zones with mild winds. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
In September, the average relative humidity is 59%.Rainfall
In Hollister, in September, during 12 rainfall days, 2.17" (55mm) of precipitation is typically accumulated. In Hollister, during the entire year, the rain falls for 102.6 days and collects up to 20.55" (522mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Hollister, Oklahoma, is 12h and 22min.On the first day of September in Hollister, Oklahoma, sunrise is at 7:09 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:20 pm CDT.
Sunshine
In Hollister, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index in Hollister is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 6 during September, leads to the following recommendations:
Inhibit overexposure. Warding off sun damage is of utmost importance. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
How hot is September in Hollister?
What is the average humidity in September in Hollister?
How many days does it rain in September in Hollister?
When it does not snow in Hollister?
How many hours of daylight does Hollister have in September?
What time are sunrise and sunset in September in Hollister?
How many hours of sunshine does Hollister have in September?
What is the UV index reading in September in Hollister?
Average temperature in September
Hollister, OK
- Average high temperature in September: 86.9°F
The warmest month (with the highest average high temperature) is July (96.8°F).
The month with the lowest average high temperature is December (52.9°F).
- Average low temperature in September: 68.4°F
The month with the highest average low temperature is July (76.6°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in September
Hollister, OK
- Average pressure in September: 29.97"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in September
Hollister, OK
- Average wind speed in September: 8.8mph
The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest months (with the lowest average wind speed) are August and September (8.8mph).
Average humidity in September
Hollister, OK
- Average humidity in September: 59%
The months with the highest relative humidity are May and December (62%).
The month with the lowest relative humidity is August (49%).
Average rainfall in September
Hollister, OK
- Average rainfall in September: 2.17"
The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is November (0.79").
Average rainfall days in September
Hollister, OK
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is January (4 days).
Average snowfall in September
Hollister, OK
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Hollister, 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
Hollister, 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 4min
The months with the most sunshine are June and July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).
Average sunshine days in September
Hollister, OK
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is January (25.5 days).
The month with the least sunshine days is September (15.9 days).
Average UV index in September
Hollister, OK
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Hollister, OK
- Average cloud cover in September: 26
The month with the most cloud cover is March (Cloud cover 31).
The months with the least cloud cover are June and August (Cloud cover 18).
Average visibility in September
Hollister, 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).
Hollister, Oklahoma, USA
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