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's onset sees an average high-temperature of a still moderately hot 74.7°F (23.7°C), exhibiting a slight fluctuation from the previous month. Spring Grove observes an average low-temperature of 56.7°F (13.7°C) during September.Humidity
In September, the average relative humidity in Spring Grove is 78%.Rainfall
In September, the rain falls for 13.3 days. Throughout September, 1.57" (40mm) of precipitation is accumulated. In Spring Grove, during the entire year, the rain falls for 154.1 days and collects up to 23.74" (603mm) of precipitation.Snowfall
In Spring Grove, Indiana, snow does not fall in May through September.Daylight
The average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 7:08 am and sunset at 8:10 pm. On the last day of September, sunrise is at 7:35 am and sunset at 7:23 pm EDT.
Sunshine
In Spring Grove, the average sunshine in September is 8.1h.UV index
The average daily maximum UV index in September in Spring Grove is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 4 in September converts into the following recommendations:
Make use of precautions - Suggestions to resist sunburn are communicated. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the usual temperature for Spring Grove in September?
What is the average humidity in September in Spring Grove?
How many days does it rain in September in Spring Grove?
When it does not snow in Spring Grove?
Does it snow in Spring Grove in September?
How many hours of daylight does Spring Grove have in September?
What time are sunrise and sunset in September in Spring Grove?
How long on average sun shines in September in Spring Grove?
What is the UV index reading in September in Spring Grove?
Average temperature in September
Spring Grove, IN
- Average high temperature in September: 74.7°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 (32.5°F).
- Average low temperature in September: 56.7°F
The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in September
Spring Grove, 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
Spring Grove, IN
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in September
Spring Grove, 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 (75%).
Average rainfall in September
Spring Grove, IN
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is November (1.5").
Average rainfall days in September
Spring Grove, IN
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in September
Spring Grove, IN
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Spring Grove, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.2 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
Spring Grove, IN
- Average daylight in September: 12h and 2min
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 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Spring Grove, IN
- Average sunshine days in September: 13.9 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in September
Spring Grove, IN
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Spring Grove, IN
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Spring Grove, 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).
Spring Grove, Indiana, USA
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