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 75°F (23.9°C), subtly diverging from August's 79.7°F (26.5°C). Throughout September nights, Rockfield experiences a consistent temperature average of 56.8°F (13.8°C).Humidity
In September, the average relative humidity in Rockfield is 78%.Rainfall
In Rockfield, in September, during 11.9 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. Throughout the year, there are 143.1 rainfall days, and 20.91" (531mm) of precipitation is accumulated.Snowfall
May through September are months without snowfall in Rockfield.Daylight
In Rockfield, the average length of the day in September is 12h and 27min.On the first day of the month, sunrise is at 7:14 am and sunset at 8:17 pm. On the last day of September, in Rockfield, sunrise is at 7:42 am and sunset at 7:29 pm EDT.
Sunshine
In September, the average sunshine in Rockfield is 8.2h.UV index
In Rockfield, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 4 in September translates into this advice:
Put precautions into practice - Guidance to elude sunburn is provided. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.
Frequently asked questions
What are September temperatures in Rockfield?
What is the average humidity in September in Rockfield?
How much does it rain in Rockfield in September?
When it does not snow in Rockfield?
Does it snow in Rockfield in September?
How many hours of daylight does Rockfield have in September?
When is the sunrise / sunset in September in Rockfield?
How many hours of sunshine does Rockfield have in September?
What is the UV index intensity in September in Rockfield?
Average temperature in September
Rockfield, IN
- Average high temperature in September: 75°F
The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in September: 56.8°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in September
Rockfield, IN
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Rockfield, IN
- Average wind speed in September: 7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).
Average humidity in September
Rockfield, IN
- Average humidity in September: 78%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Rockfield, IN
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is April (2.64").
The driest month (with the least rainfall) is December (1.18").
Average rainfall days in September
Rockfield, IN
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (6 days).
Average snowfall in September
Rockfield, IN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.44").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Rockfield, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (11.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rockfield, 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 18min).
- Average sunshine in September: 8h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Rockfield, IN
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in September
Rockfield, IN
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in September
Rockfield, IN
- Average cloud cover in September: 34
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are June and August (Cloud cover 33).
Average visibility in September
Rockfield, 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).
Rockfield, Indiana, USA
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