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 commencement of September indicates a gentle shift in the average high-temperature, receding from August's moderately hot 85.3°F (29.6°C) to a still warm 79.5°F (26.4°C). During the nights in September, the temperature averages to a refreshing 59.9°F (15.5°C).Humidity
The average relative humidity in September in Castle Point is 73%.Rainfall
In September, the rain falls for 12.4 days. Throughout September, 2.01" (51mm) of precipitation is accumulated. In Castle Point, during the entire year, the rain falls for 149 days and collects up to 31.61" (803mm) of precipitation.Snowfall
In Castle Point, snow does not fall in April through October.Daylight
In Castle Point, the average length of the day in September is 12h and 26min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:30 pm. On the last day of September, sunrise is at 6:56 am and sunset at 6:44 pm CDT.
Sunshine
In September, the average sunshine is 9.5h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The UV index of 5 during September leads to these advisories:
Guard yourself - Precautionary measures against sun damage are advocated. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September in Castle Point?
When it does not snow?
How many hours of daylight does Castle Point have in September?
When are sunrise and sunset in September?
How many hours of sunshine does Castle Point have in September?
What is the UV index reading in September?
Average temperature in September
Castle Point, MO
- Average high temperature in September: 79.5°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).
Average pressure in September
Castle Point, 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 (29.92"Hg).
Average wind speed in September
Castle Point, MO
- Average wind speed in September: 6.1mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).
Average humidity in September
Castle Point, MO
- Average humidity in September: 73%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
Castle Point, MO
- Average rainfall in September: 2.01"
The wettest month (with the highest rainfall) is May (3.82").
The driest month (with the least rainfall) is February (1.69").
Average rainfall days in September
Castle Point, MO
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Castle Point, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.95").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Castle Point, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.7 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
Castle Point, MO
- 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 30min).
- Average sunshine in September: 9h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Castle Point, MO
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is October (19 days).
The month with the least sunshine days is May (11 days).
Average UV index in September
Castle Point, MO
- 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
Castle Point, MO
- Average cloud cover in September: 29
The month with the most cloud cover is January (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in September
Castle Point, 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).
Castle Point, Missouri, USA
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