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 arrival of September sees a recorded average high-temperature of a still hot 86.5°F (30.3°C), showing little divergence from the previous month's conditions. Campo Seco, amid September nights, sees a noteworthy disparity from daily highs with an average temperature of 57.9°F (14.4°C).Heat index
Throughout September, the heat index is computed to be a tropical 86°F (30°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.Remember that heat index calculations are made for conditions in the shade with light wind. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', binds temperature metrics with humidity values to give a sense of the actual warmth. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Humidity
The average relative humidity in September in Campo Seco is 41%.Rainfall
In Campo Seco, during September, the rain falls for 2.5 days and regularly aggregates up to 0.2" (5mm) of precipitation. Throughout the year, there are 72.9 rainfall days, and 18.66" (474mm) of precipitation is accumulated.Snowfall
In Campo Seco, snow does not fall in January through November.Daylight
In Campo Seco, the average length of the day in September is 12h and 25min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:32 pm. On the last day of September, sunrise is at 6:58 am and sunset at 6:47 pm PDT.
Sunshine
In Campo Seco, the average sunshine in September is 11.4h.UV index
In Campo Seco, the average daily maximum UV index in September 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 ordinary individuals.Note: The daily maximum UV index of 5 in September interprets into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in September?
What is the average humidity in September?
How many days does it rain in September in Campo Seco?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Campo Seco have in September?
What is the UV index reading in September?
Average temperature in September
Campo Seco, CA
- Average high temperature in September: 86.5°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is December (54°F).
- Average low temperature in September: 57.9°F
The month with the highest average low temperature is August (59.9°F).
The coldest month (with the lowest average low temperature) is December (38.8°F).
Average pressure in September
Campo Seco, CA
- Average pressure in September: 29.93"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
Campo Seco, CA
- Average wind speed in September: 4mph
The windiest month (with the highest average wind speed) is February (5.6mph).
The calmest month (with the lowest average wind speed) is September (4mph).
Average humidity in September
Campo Seco, CA
- Average humidity in September: 41%
The month with the highest relative humidity is March (74%).
The month with the lowest relative humidity is July (40%).
Average rainfall in September
Campo Seco, CA
- Average rainfall in September: 0.2"
The wettest month (with the highest rainfall) is March (3.66").
The driest months (with the least rainfall) are July and August (0.04").
Average rainfall days in September
Campo Seco, CA
- Average rainfall days in September: 2.5 days
The month with the highest number of rainy days is March (13 days).
The month with the least rainy days is August (1.2 days).
Average snowfall in September
Campo Seco, CA
- Average snowfall in September: 0"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Campo Seco, CA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Campo Seco, CA
- 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 36min).
- Average sunshine in September: 11h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in September
Campo Seco, CA
- Average sunshine days in September: 27.2 days
The month with the most sunshine days is August (28.8 days).
The month with the least sunshine days is March (16.9 days).
Average UV index in September
Campo Seco, CA
- 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, November and December (UV index 3).
Average cloud cover in September
Campo Seco, CA
- Average cloud cover in September: 7
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is July (Cloud cover 4).
Average visibility in September
Campo Seco, 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).
Campo Seco, California, USA
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