September weather forecastRutland, IA
September
Weather in September
September, the first month of the autumn in Rutland, is also a moderately hot month, with an average temperature ranging between max 74.1°F (23.4°C) and min 54.5°F (12.5°C).Temperature
September's onset sees an average high-temperature of a still warm 74.1°F (23.4°C), exhibiting a slight fluctuation from the previous month. Rutland encounters a steady low-temperature average of 54.5°F (12.5°C) throughout the month of September.Humidity
The average relative humidity in September in Rutland is 74%.Rainfall
In Rutland, in September, it is raining for 11.7 days, with typically 2.4" (61mm) of accumulated precipitation. Throughout the year, there are 130.6 rainfall days, and 25" (635mm) of precipitation is accumulated.Snowfall
In Rutland, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:14 am and sunset at 6:59 pm CDT.
Sunshine
The average sunshine in September is 9.2h.UV index
In Rutland, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily high UV index of 4 during September translates into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Rutland, IA
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (24.3°F).
- Average low temperature in September: 54.5°F
The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in September
Rutland, IA
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in September
Rutland, IA
- Average wind speed in September: 8.5mph
The windiest month (with the highest average wind speed) is April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).
Average humidity in September
Rutland, IA
- Average humidity in September: 74%
The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is October (68%).
Average rainfall in September
Rutland, IA
- Average rainfall in September: 2.4"
The wettest month (with the highest rainfall) is June (3.7").
The driest month (with the least rainfall) is January (0.94").
Average rainfall days in September
Rutland, IA
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is February (3.7 days).
Average snowfall in September
Rutland, IA
- Average snowfall in September: 0"
The month with the highest snowfall is February (5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Rutland, IA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rutland, IA
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 9h and 12min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Rutland, IA
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is June (10.5 days).
Average UV index in September
Rutland, IA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Rutland, IA
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and September (Cloud cover 30).
Average visibility in September
Rutland, IA
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January and July (5mi).
