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 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's commencement is accompanied by an average high-temperature of a still tropical 87.3°F (30.7°C), diverging marginally from August's 90.9°F (32.7°C). Throughout September, the temperature in Holt, Florida, falls to an average low of 71.4°F (21.9°C).Heat index
September's heat index is calculated to be a very hot 100.4°F (38°C). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.It is essential to grasp that the heat index's numbers are for shade and light wind settings. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. An increase in relative humidity hinders the body's normal cooling function by reducing evaporation, thereby decreasing the rate of body cooling and enhancing the sense of warmth. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.
Humidity
In Holt, the average relative humidity in September is 73%.Rainfall
In Holt, during September, the rain falls for 17.5 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, in Holt, there are 171.8 rainfall days, and 34.92" (887mm) of precipitation is accumulated.Snowfall
In Holt, snow does not fall in March through November.Daylight
In September, the average length of the day is 12h and 20min.On the first day of the month, sunrise is at 6:23 am and sunset at 7:09 pm. On the last day of September, sunrise is at 6:40 am and sunset at 6:33 pm CDT.
Sunshine
The average sunshine in September in Holt is 9.3h.UV index
The average daily maximum UV index in September in Holt is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 6 in September interprets into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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
Is it hot in Holt during September?
What is the average humidity in September in Holt?
How much does it rain in Holt in September?
When it does not snow in Holt?
How many hours of daylight does Holt have in September?
When is the sunrise / sunset in September in Holt?
How long on average sun shines in September in Holt?
What is the UV index reading in September in Holt?
Average temperature in September
Holt, FL
- Average high temperature in September: 87.3°F
The warmest month (with the highest average high temperature) is August (90.9°F).
The month with the lowest average high temperature is January (59.2°F).
- Average low temperature in September: 71.4°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (43.3°F).
Average pressure in September
Holt, FL
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in September
Holt, FL
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is March (7.2mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in September
Holt, FL
- Average humidity in September: 73%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in September
Holt, FL
- Average rainfall in September: 2.6"
The wettest month (with the highest rainfall) is August (4.72").
The driest month (with the least rainfall) is November (1.89").
Average rainfall days in September
Holt, FL
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is November (7.3 days).
Average snowfall days in September
Holt, FL
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Holt, FL
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 6min).
The months with the least sunshine are February and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Holt, FL
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is August (5.6 days).
Average UV index in September
Holt, FL
- Average UV index in September: 6
The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Holt, FL
- Average cloud cover in September: 27
The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 24).
Average visibility in September
Holt, FL
- 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).
Holt, Florida, USA
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