September weather forecastMaxwell, IN
September
Weather in September
September, the first month of the autumn in Maxwell, is still a warm month, with an average temperature fluctuating between 75.4°F (24.1°C) and 57.4°F (14.1°C).Temperature
The arrival of September marks a slight shift to an average high-temperature of a still warm 75.4°F (24.1°C) from August's 80.2°F (26.8°C). Maxwell's average low-temperature in the month of September is recorded at a refreshing 57.4°F (14.1°C).Humidity
In September, the average relative humidity is 78%.Rainfall
The month with the least rainfall in Maxwell is September, when the rain falls for 7.1 days and typically collects 0.31" (8mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Maxwell is 12h and 26min.On the first day of September, sunrise is at 7:11 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 7:26 pm EDT.
Sunshine
In Maxwell, Indiana, the average sunshine in September is 8.2h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Put precautions into practice - Guidance to elude sunburn is provided. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Maxwell, IN
- Average high temperature in September: 75.4°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in September: 57.4°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in September
Maxwell, IN
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Maxwell, IN
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Maxwell, IN
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in September
Maxwell, IN
- Average rainfall in September: 0.31"
The wettest months (with the highest rainfall) are May and June (0.79").
The driest month (with the least rainfall) is September (0.31").
Average rainfall days in September
Maxwell, IN
- Average rainfall days in September: 7.1 days
The month with the highest number of rainy days is April (10.8 days).
The month with the least rainy days is January (4.2 days).
Average snowfall in September
Maxwell, IN
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Maxwell, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Maxwell, IN
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Maxwell, IN
- Average sunshine days in September: 19.7 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is June (15.3 days).
Average UV index in September
Maxwell, IN
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Maxwell, IN
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Maxwell, IN
- 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).





