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 modest decline in the average high-temperature is seen during September, decreasing from a tropical 89.8°F (32.1°C) in August to a moderately hot 84.4°F (29.1°C). Bonham records an average low of 63.7°F (17.6°C) throughout the nights in September.Heat index
For September, the heat index is appraised at a hot 91.4°F (33°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
The average relative humidity in September in Bonham is 72%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.85" (47mm) of precipitation.Snowfall
April through November are months without snowfall.Daylight
In Bonham, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 7:00 am and sunset at 7:52 pm. On the last day of September, in Bonham, South Carolina, sunrise is at 7:21 am and sunset at 7:11 pm EDT.
Sunshine
In September, the average sunshine in Bonham is 8.6h.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 exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 5 during September translates into the following directions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
How hot does it get in Bonham in September?
What is the average humidity in September in Bonham?
What is the driest month in Bonham?
How much does it rain in Bonham in September?
When it does not snow in Bonham?
What is the average length of the day in September in Bonham?
When are sunrise and sunset in September in Bonham?
How many hours of sunshine does Bonham have in September?
How high is the UV index in September in Bonham?
Average temperature in September
Bonham, SC
- Average high temperature in September: 84.4°F
The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is January (50.5°F).
- Average low temperature in September: 63.7°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in September
Bonham, SC
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Bonham, SC
- Average wind speed in September: 5mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Bonham, SC
- Average humidity in September: 72%
The month with the highest relative humidity is December (76%).
The month with the lowest relative humidity is July (69%).
Average rainfall in September
Bonham, SC
- Average rainfall in September: 1.85"
The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is September (1.85").
Average rainfall days in September
Bonham, SC
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is November (8.9 days).
Average snowfall in September
Bonham, SC
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.06").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Bonham, SC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Bonham, SC
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Bonham, SC
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in September
Bonham, SC
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Bonham, SC
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 42).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in September
Bonham, SC
- 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).
Bonham, South Carolina, USA
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