September weather forecastEmmanuel, MS
September
Weather in September
The first month of the autumn, September, is still a hot month in Emmanuel, Mississippi, with an average temperature varying between 68.2°F (20.1°C) and 87.4°F (30.8°C).Temperature
Emmanuel sees the arrival of September with an average high-temperature of a still hot 87.4°F (30.8°C), indicating a subtle variation from August. Emmanuel's average low-temperature is measured at an agreeable 68.2°F (20.1°C) during September.Heat index
During September, the heat index is estimated at a very hot 102.2°F (39°C). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.
Humidity
In Emmanuel, the average relative humidity in September is 76%.Rainfall
In Emmanuel, in September, it is raining for 17.2 days, with typically 2.48" (63mm) of accumulated precipitation. In Emmanuel, during the entire year, the rain falls for 172.7 days and collects up to 30.91" (785mm) of precipitation.Snowfall
In Emmanuel, snow does not fall in April through November.Daylight
In Emmanuel, the average length of the day in September is 12h and 20min.On the first day of the month, sunrise is at 6:35 am and sunset at 7:22 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:45 pm CDT.
Sunshine
In September, the average sunshine is 9.3h.UV index
In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 6 suggests this advice:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Emmanuel, MS
- Average high temperature in September: 87.4°F
The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (56.8°F).
- Average low temperature in September: 68.2°F
The month with the highest average low temperature is August (72.5°F).
The coldest month (with the lowest average low temperature) is January (39.9°F).
Average pressure in September
Emmanuel, MS
- Average pressure in September: 29.98"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).
Average wind speed in September
Emmanuel, MS
- Average wind speed in September: 4.8mph
The windiest months (with the highest average wind speed) are January, February and April (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Emmanuel, MS
- Average humidity in September: 76%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Emmanuel, MS
- Average rainfall in September: 2.48"
The wettest month (with the highest rainfall) is August (4.02").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in September
Emmanuel, MS
- Average rainfall days in September: 17.2 days
The month with the highest number of rainy days is August (22.6 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in September
Emmanuel, MS
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Emmanuel, MS
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.6 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
Emmanuel, MS
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in September: 9h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Emmanuel, MS
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (6.7 days).
Average UV index in September
Emmanuel, MS
- Average UV index in September: 6
The months with the highest UV index are 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
Emmanuel, MS
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).
Average visibility in September
Emmanuel, MS
- Average visibility in September: 5mi
The months with the highest visibility are January, October and November (6mi).
The months with the lowest visibility are February, March, April, May, June, July, August, September and December (5mi).
