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
Rives, Missouri, indicates an average high-temperature of a warm 82.4°F (28°C) in September, showing minor variation from August's 86.5°F (30.3°C). In Rives, an average temperature of 64°F (17.8°C) is noted during September nights.Heat index
September's heat index is estimated at a tropical 87.8°F (31°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
The average relative humidity in September is 73%.Rainfall
September is the month with the least rainfall. Rain falls for 10.7 days and accumulates 1.57" (40mm) of precipitation.Snowfall
April through September are months without snowfall in Rives.Daylight
In Rives, Missouri, the average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:27 pm. On the last day of September, in Rives, sunrise is at 6:54 am and sunset at 6:44 pm CDT.
Sunshine
In Rives, the average sunshine in September is 9.5h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
Is it hot in Rives during September?
What is the average humidity in September in Rives?
What is the driest month in Rives?
How much does it rain in Rives in September?
When it does not snow in Rives?
Does it snow in Rives in September?
What is the average length of the day in September in Rives?
What time are sunrise and sunset in September in Rives?
How many hours of sunshine does Rives have in September?
What is the UV index reading in September in Rives?
Average temperature in September
Rives, MO
- Average high temperature in September: 82.4°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (44.6°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).
Average pressure in September
Rives, MO
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in September
Rives, MO
- Average wind speed in September: 6.3mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in September
Rives, MO
- Average humidity in September: 73%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in September
Rives, MO
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is March (4.09").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in September
Rives, MO
- Average rainfall days in September: 10.7 days
The month with the highest number of rainy days is May (15.8 days).
The months with the least rainy days are January, October and November (9.7 days).
Average snowfall in September
Rives, MO
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.61").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in September
Rives, MO
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Rives, MO
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Rives, MO
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is May (13.3 days).
Average UV index in September
Rives, MO
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Rives, MO
- Average cloud cover in September: 28
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in September
Rives, 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).
Rives, Missouri, USA
Weather forecast for your location
2. Allow the app to use your location
