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
Mariah Hill's average high-temperature in September is a still moderately hot 79.5°F (26.4°C), marking an insignificant difference from the 84.7°F (29.3°C) of August. In September, Mariah Hill experiences an average nighttime temperature of 60.1°F (15.6°C).Humidity
In September, the average relative humidity is 74%.Rainfall
The month with the least rainfall in Mariah Hill is September, when the rain falls for 9.5 days and typically collects 0.79" (20mm) of precipitation.Snowfall
In Mariah Hill, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 6:18 am and sunset at 7:16 pm. On the last day of September, in Mariah Hill, sunrise is at 6:43 am and sunset at 6:31 pm CDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In Mariah Hill, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 5 in September leads to these recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Frequently asked questions
What are the temperatures in Mariah Hill in September?
What is the average humidity in September in Mariah Hill?
What is the driest month in Mariah Hill?
How much does it rain in Mariah Hill in September?
When it does not snow in Mariah Hill?
How many hours of daylight does Mariah Hill have in September?
When are sunrise and sunset in September in Mariah Hill?
How long on average sun shines in September in Mariah Hill?
How high is the UV index in September in Mariah Hill?
Average temperature in September
Mariah Hill, IN
- Average high temperature in September: 79.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.7°F).
- Average low temperature in September: 60.1°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in September
Mariah Hill, IN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Mariah Hill, IN
- Average wind speed in September: 5.8mph
The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in September
Mariah Hill, IN
- Average humidity in September: 74%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Mariah Hill, IN
- Average rainfall in September: 0.79"
The wettest month (with the highest rainfall) is April (2.32").
The driest month (with the least rainfall) is September (0.79").
Average rainfall days in September
Mariah Hill, IN
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in September
Mariah Hill, IN
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Mariah Hill, IN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (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
Mariah Hill, IN
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 24min).
Average sunshine days in September
Mariah Hill, IN
- Average sunshine days in September: 17.7 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is May (12.3 days).
Average UV index in September
Mariah Hill, IN
- Average UV index in September: 5
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, November and December (UV index 2).
Average cloud cover in September
Mariah Hill, IN
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Mariah Hill, 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).
Mariah Hill, Indiana, USA
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