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
September implies a soft temperature shift, with average high-temperatures reducing from August's moderately hot 82.9°F (28.3°C) to a still warm 77.2°F (25.1°C). In September, Sunny Slopes records an average nighttime temperature of 58.1°F (14.5°C).Humidity
In September, the average relative humidity in Sunny Slopes is 77%.Rainfall
The months with the least rainfall in Sunny Slopes are September and October Rain falls for 12.4 days and accumulates 1.65" (42mm) of rain.Snowfall
In Sunny Slopes, snow does not fall in May through October.Daylight
In Sunny Slopes, Indiana, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:15 am and sunset at 8:16 pm. On the last day of September, sunrise is at 7:41 am and sunset at 7:29 pm EDT.
Sunshine
In Sunny Slopes, the average sunshine in September is 8.4h.UV index
In Sunny Slopes, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: A maximum UV index of 4 in September translates into the following recommendations:
Take necessary precautions - Suggestions to elude sunburn are provided. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What is the temperature in September in Sunny Slopes?
What is the average humidity in September in Sunny Slopes?
What is the driest month in Sunny Slopes?
How much does it rain in Sunny Slopes in September?
When it does not snow in Sunny Slopes?
What is the average length of the day in September in Sunny Slopes?
When are sunrise and sunset in September in Sunny Slopes?
How long on average sun shines in September in Sunny Slopes?
What is the UV index reading in September in Sunny Slopes?
Average temperature in September
Sunny Slopes, IN
- Average high temperature in September: 77.2°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.6°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in September
Sunny Slopes, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Sunny Slopes, IN
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in September
Sunny Slopes, IN
- Average humidity in September: 77%
The months with the highest relative humidity are May and December (82%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Sunny Slopes, IN
- Average rainfall in September: 1.65"
The wettest month (with the highest rainfall) is April (3.11").
The driest months (with the least rainfall) are September and October (1.65").
Average rainfall days in September
Sunny Slopes, IN
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is May (19.2 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in September
Sunny Slopes, IN
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Sunny Slopes, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.1 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
Sunny Slopes, IN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in September
Sunny Slopes, IN
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is May (9.2 days).
Average UV index in September
Sunny Slopes, IN
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, October and December (UV index 2).
Average cloud cover in September
Sunny Slopes, IN
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Sunny Slopes, IN
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Sunny Slopes, Indiana, USA
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