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
A subtle change in temperatures is noted as August gives way to September, with average highs reducing from 83.8°F (28.8°C) to a still warm 78.3°F (25.7°C). In Hunnewell, the average low-temperature during the month of September is a refreshing 58.5°F (14.7°C).Humidity
In September, the average relative humidity is 74%.Rainfall
In Hunnewell, during September, the rain falls for 10.7 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Hunnewell, during the entire year, the rain falls for 138.7 days and collects up to 28.03" (712mm) of precipitation.Snowfall
January through April, September through December are months with snowfall in Hunnewell. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, there are 22.9 snowfall days, and 10.91" (277mm) of snow is accumulated.Daylight
In Hunnewell, Missouri, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:36 am and sunset at 7:38 pm. On the last day of September, in Hunnewell, sunrise is at 7:03 am and sunset at 6:50 pm CDT.
Sunshine
In September, the average sunshine is 9.4h.UV index
The average daily maximum UV index in September in Hunnewell is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Boost your sun resistance with garments that are densely woven yet spacious. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the average humidity in September?
How many days does it rain in September?
When does it start to snow in Hunnewell?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Hunnewell, MO
- Average high temperature in September: 78.3°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in September: 58.5°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in September
Hunnewell, MO
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Hunnewell, MO
- Average wind speed in September: 7.1mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in September
Hunnewell, MO
- Average humidity in September: 74%
The months with the highest relative humidity are May and July (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Hunnewell, MO
- Average rainfall in September: 2.28"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in September
Hunnewell, MO
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (5.6 days).
Average snowfall in September
Hunnewell, MO
- Average snowfall in September: 0.04"
The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July and August (0").
Average snowfall days in September
Hunnewell, MO
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are May, June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Hunnewell, MO
- 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: 9h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Hunnewell, MO
- Average sunshine days in September: 18 days
The month with the most sunshine days is December (19.7 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in September
Hunnewell, MO
- 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
Hunnewell, MO
- Average cloud cover in September: 30
The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in September
Hunnewell, MO
- 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).
Hunnewell, Missouri, USA
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