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
The introduction of September notes a subtle temperature variation to a still moderately hot 82.4°F (28°C) from August's 84°F (28.9°C). In Escondido, the average low-temperature during the month of September is a comfortable 62.4°F (16.9°C).Heat index
During September, the heat index is computed to be 84.2°F (29°C). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.Heat index specifics point out values are for conditions of shade and a slight breeze. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
In Escondido, the average relative humidity in September is 60%.Rainfall
In Escondido, in September, it is raining for 3.6 days, with typically 0.28" (7mm) of accumulated precipitation. In Escondido, during the entire year, the rain falls for 57 days and collects up to 9.06" (230mm) of precipitation.Daylight
In Escondido, the average length of the day in September is 12h and 22min.On the first day of September, sunrise is at 6:23 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:33 pm PDT.
Sunshine
In September, the average sunshine is 10.5h.UV index
The months with the highest UV index are June through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 6 during September translates into these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How much does it rain in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Escondido have in September?
What are the months with the highest UV index?
What is the UV index reading in September?
Average temperature in September
Escondido, CA
- Average high temperature in September: 82.4°F
The warmest month (with the highest average high temperature) is August (84°F).
The month with the lowest average high temperature is December (63.1°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is August (63.9°F).
The coldest month (with the lowest average low temperature) is February (46.6°F).
Average pressure in September
Escondido, CA
- Average pressure in September: 29.87"Hg
The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are June and September (29.87"Hg).
Average wind speed in September
Escondido, CA
- Average wind speed in September: 4.3mph
The windiest month (with the highest average wind speed) is April (5.5mph).
The calmest months (with the lowest average wind speed) are September and October (4.3mph).
Average humidity in September
Escondido, CA
- Average humidity in September: 60%
The month with the highest relative humidity is May (68%).
The month with the lowest relative humidity is November (54%).
Average rainfall in September
Escondido, CA
- Average rainfall in September: 0.28"
The wettest month (with the highest rainfall) is February (1.81").
The driest month (with the least rainfall) is June (0.08").
Average rainfall days in September
Escondido, CA
- Average rainfall days in September: 3.6 days
The month with the highest number of rainy days is March (7.7 days).
The month with the least rainy days is June (1.3 days).
Average daylight in September /
Average sunshine in September
Escondido, CA
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 10h and 3min
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 48min).
Average sunshine days in September
Escondido, CA
- Average sunshine days in September: 23.9 days
The month with the most sunshine days is October (25.8 days).
The month with the least sunshine days is February (20.3 days).
Average UV index in September
Escondido, CA
- Average UV index in September: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in September
Escondido, CA
- Average cloud cover in September: 9
The months with the most cloud cover are March and December (Cloud cover 23).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility in September
Escondido, 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).
Escondido, California, USA
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