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
Harwood observes a small decrease in the average high-temperature with the arrival of September, falling from August's very hot 96.8°F (36°C) to a hot 89.2°F (31.8°C). Harwood's temperature drops to an average low of 71.1°F (21.7°C) during the nights of September.Heat index
The heat index in September is calculated to be a blisteringly hot 104°F (40°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.The metrics for the heat index are tailored for both shady environments and light winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
In September, the average relative humidity is 70%.Rainfall
In Harwood, in September, it is raining for 15.5 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, in Harwood, there are 133.4 rainfall days, and 15.12" (384mm) of precipitation is accumulated.Snowfall
March through November are months without snowfall in Harwood.Daylight
In Harwood, the average length of the day in September is 12h and 20min.On the first day of September, sunrise is at 7:07 am and sunset at 7:51 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:16 pm CDT.
Sunshine
In Harwood, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Harwood is 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.Note: The UV index of 6 in September translates into these instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it hot in Harwood during September?
What is the average humidity in September in Harwood?
How many days does it rain in September in Harwood?
When it does not snow in Harwood?
What is the average length of the day in September in Harwood?
What time are sunrise and sunset in September in Harwood?
How many hours of sunshine does Harwood have in September?
What is the UV index intensity in September in Harwood?
Average temperature in September
Harwood, TX
- Average high temperature in September: 89.2°F
The warmest month (with the highest average high temperature) is August (96.8°F).
The month with the lowest average high temperature is January (60.8°F).
- Average low temperature in September: 71.1°F
The month with the highest average low temperature is August (75.6°F).
The coldest month (with the lowest average low temperature) is January (44.1°F).
Average pressure in September
Harwood, TX
- Average pressure in September: 29.95"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are May and June (29.91"Hg).
Average wind speed in September
Harwood, TX
- Average wind speed in September: 5.9mph
The windiest months (with the highest average wind speed) are February and March (8.5mph).
The calmest month (with the lowest average wind speed) is September (5.9mph).
Average humidity in September
Harwood, TX
- Average humidity in September: 70%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (63%).
Average rainfall in September
Harwood, TX
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is February (0.43").
Average rainfall days in September
Harwood, TX
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is September (15.5 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in September
Harwood, TX
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Harwood, TX
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January, February and December (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
Harwood, TX
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in September: 8h and 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in September
Harwood, TX
- Average sunshine days in September: 12.6 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is June (12.4 days).
Average UV index in September
Harwood, TX
- Average UV index in September: 6
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 3).
Average cloud cover in September
Harwood, TX
- Average cloud cover in September: 33
The month with the most cloud cover is March (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in September
Harwood, TX
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, July, August, September, October, November and December (6mi).
The months with the lowest visibility are April, May and June (5mi).
Harwood, Texas, USA
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