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 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
September, marked by an average high-temperature of 79.5°F (26.4°C) and a low-temperature of 59.9°F (15.5°C), is the warmest month.Humidity
The average relative humidity in September in Oceano is 59%.Rainfall
In September, the rain falls for 1.8 days. Throughout September, 0.08" (2mm) of precipitation is accumulated. In Oceano, California, during the entire year, the rain falls for 47.6 days and collects up to 6.93" (176mm) of precipitation.Daylight
In September, the average length of the day is 12h and 23min.On the first day of September, sunrise is at 6:35 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:47 pm PDT.
Sunshine
In September, the average sunshine is 11.3h.UV index
In Oceano, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the hottest time of year?
What is the average September temperature?
What is the average humidity in September?
How many days does it rain in September?
How many hours of daylight does Oceano have in September?
When are sunrise and sunset in September?
How long on average sun shines in September in Oceano?
What is the UV index intensity in September?
Average temperature in September
Oceano, CA
- Average high temperature in September: 79.5°F
The warmest month (with the highest average high temperature) is September (79.5°F).
The month with the lowest average high temperature is December (61.2°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is September (59.9°F).
The coldest month (with the lowest average low temperature) is February (46°F).
Average pressure in September
Oceano, CA
- Average pressure in September: 29.91"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).
Average wind speed in September
Oceano, CA
- Average wind speed in September: 5.8mph
The windiest months (with the highest average wind speed) are April and May (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in September
Oceano, CA
- Average humidity in September: 59%
The month with the highest relative humidity is March (68%).
The month with the lowest relative humidity is October (58%).
Average rainfall in September
Oceano, CA
- Average rainfall in September: 0.08"
The wettest month (with the highest rainfall) is March (1.61").
The driest months (with the least rainfall) are June and August (0.04").
Average rainfall days in September
Oceano, CA
- Average rainfall days in September: 1.8 days
The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is August (0.8 days).
Average daylight in September /
Average sunshine in September
Oceano, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 11h and 2min
The months with the most sunshine are June, July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).
Average sunshine days in September
Oceano, CA
- Average sunshine days in September: 28.2 days
The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is February (21 days).
Average UV index in September
Oceano, CA
- Average UV index in September: 5
The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).
Average cloud cover in September
Oceano, CA
- Average cloud cover in September: 7
The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in September
Oceano, 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).
Oceano, California, USA
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