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 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 transition into September is marked with an average high-temperature of a still moderately hot 81.1°F (27.3°C), showing an insignificant shift from August's 84.2°F (29°C). During the month of September, the nighttime temperature falls to an average of 59.7°F (15.4°C).Heat index
During September, the heat index is estimated at 82.4°F (28°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.Be advised, the heat index considers values for conditions in shade and with a light breeze. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Direct sun exposure is noteworthy in its ability to escalate the felt temperature, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely vital to babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humidity
In September, the average relative humidity is 49%.Rainfall
In September, the rain falls for 2.4 days. Throughout September, 0.16" (4mm) of precipitation is accumulated. Throughout the year, there are 52.1 rainfall days, and 9.02" (229mm) of precipitation is accumulated.Snowfall
In Santa Paula, snow does not fall in January, February, April through December.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 6:30 am and sunset at 7:21 pm. On the last day of September, sunrise is at 6:50 am and sunset at 6:41 pm PDT.
Sunshine
The average sunshine in September is 10.9h.UV index
The average daily maximum UV index in September in Santa Paula, California, is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 5 in September leads to these recommendations:
Heed the precautions - It is counselled to guard against solar damage. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
How many hours of daylight does Santa Paula have in September?
When are sunrise and sunset in September in Santa Paula?
How many hours of sunshine does Santa Paula have in September?
What is the UV index intensity in September?
Average temperature in September
Santa Paula, CA
- Average high temperature in September: 81.1°F
The warmest month (with the highest average high temperature) is August (84.2°F).
The month with the lowest average high temperature is December (59.2°F).
- Average low temperature in September: 59.7°F
The month with the highest average low temperature is August (61.5°F).
The coldest month (with the lowest average low temperature) is February (43.3°F).
Average pressure in September
Santa Paula, CA
- Average pressure in September: 29.9"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in September
Santa Paula, CA
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is December (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.2mph).
Average humidity in September
Santa Paula, CA
- Average humidity in September: 49%
The month with the highest relative humidity is March (60%).
The months with the lowest relative humidity are October and November (47%).
Average rainfall in September
Santa Paula, CA
- Average rainfall in September: 0.16"
The wettest month (with the highest rainfall) is February (1.85").
The driest month (with the least rainfall) is June (0.04").
Average rainfall days in September
Santa Paula, CA
- Average rainfall days in September: 2.4 days
The month with the highest number of rainy days is March (8.3 days).
The months with the least rainy days are June and August (1.2 days).
Average snowfall days in September
Santa Paula, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (0.1 days).
The months with the least snowfall days are January, February, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Santa Paula, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 10h and 5min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).
Average sunshine days in September
Santa Paula, CA
- Average sunshine days in September: 26.1 days
The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is February (21 days).
Average UV index in September
Santa Paula, CA
- 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 November and December (UV index 3).
Average cloud cover in September
Santa Paula, CA
- Average cloud cover in September: 6
The month with the most cloud cover is March (Cloud cover 24).
The month with the least cloud cover is August (Cloud cover 5).
Average visibility in September
Santa Paula, CA
- 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).
Santa Paula, California, USA
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