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
The arrival of September brings an average high-temperature of a still moderately hot 76.3°F (24.6°C), closely following the temperature pattern of August. During the month of September, an average low-temperature of 58.1°F (14.5°C) is recorded.Humidity
In Harmony, the average relative humidity in September is 77%.Rainfall
In Harmony, in September, it is raining for 11 days, with typically 1.3" (33mm) of accumulated precipitation. In Harmony, during the entire year, the rain falls for 151.2 days and collects up to 22.87" (581mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in September is 12h and 26min.On the first day of September in Harmony, sunrise is at 7:17 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 7:44 am and sunset at 7:31 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Harmony is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What are the temperatures in Harmony in September?
What is the average humidity in September in Harmony?
How much does it rain in Harmony in September?
When it does not snow in Harmony?
Does it snow in Harmony in September?
What is the average length of the day in September in Harmony?
When are sunrise and sunset in September in Harmony?
How many hours of sunshine does Harmony have in September?
How high is the UV index in September in Harmony?
Average temperature in September
Harmony, IN
- Average high temperature in September: 76.3°F
The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in September
Harmony, 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 (29.93"Hg).
Average wind speed in September
Harmony, IN
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in September
Harmony, IN
- Average humidity in September: 77%
The month with the highest relative humidity is July (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Harmony, IN
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is April (2.99").
The driest month (with the least rainfall) is February (1.26").
Average rainfall days in September
Harmony, IN
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Harmony, IN
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.81").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Harmony, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.6 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
Harmony, 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 24min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in September
Harmony, IN
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is May (9.6 days).
Average UV index in September
Harmony, IN
- Average UV index in September: 5
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, November and December (UV index 2).
Average cloud cover in September
Harmony, IN
- Average cloud cover in September: 33
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Harmony, IN
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Harmony, Indiana, USA
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