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 advent of September reveals an average high-temperature of a moderately hot 84.2°F (29°C), showing minimal difference from the prior month. A steep decline to a mild 60.1°F (15.6°C) characterizes the September nights.Heat index
In September, the heat index is calculated to be 84.2°F (29°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.Understand that the heat index values take into account shaded locations and mild winds. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
Humidity
The least humid month is September, with an average relative humidity of 47%.Rainfall
In September, the rain falls for 1.5 days. Throughout September, 0.08" (2mm) of precipitation is accumulated. Throughout the year, in Lockwood, there are 55.2 rainfall days, and 9.06" (230mm) of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 23min.On the first day of September in Lockwood, sunrise is at 6:36 am and sunset at 7:31 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:48 pm PDT.
Sunshine
In Lockwood, the average sunshine in September is 11.4h.UV index
June through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 6 during September leads to these instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Lockwood in September?
What is the least humid month in Lockwood?
What is the average humidity in September in Lockwood?
How many days does it rain in September in Lockwood?
How many hours of daylight does Lockwood have in September?
When is the sunrise / sunset in September in Lockwood?
How long on average sun shines in September in Lockwood?
What is the month with the highest UV index in Lockwood?
How high is the UV index in September in Lockwood?
Average temperature in September
Lockwood, CA
- Average high temperature in September: 84.2°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is December (58.1°F).
- Average low temperature in September: 60.1°F
The month with the highest average low temperature is August (60.8°F).
The coldest months (with the lowest average low temperature) are February and December (42.8°F).
Average pressure in September
Lockwood, CA
- Average pressure in September: 29.91"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The months with the lowest atmospheric pressure are June and September (29.91"Hg).
Average wind speed in September
Lockwood, CA
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is May (6.1mph).
The calmest month (with the lowest average wind speed) is September (4.5mph).
Average humidity in September
Lockwood, CA
- Average humidity in September: 47%
The month with the highest relative humidity is February (68%).
The month with the lowest relative humidity is September (47%).
Average rainfall in September
Lockwood, CA
- Average rainfall in September: 0.08"
The wettest month (with the highest rainfall) is January (1.77").
The driest month (with the least rainfall) is August (0.04").
Average rainfall days in September
Lockwood, CA
- Average rainfall days in September: 1.5 days
The month with the highest number of rainy days is March (10.5 days).
The month with the least rainy days is August (0.8 days).
Average daylight in September /
Average sunshine in September
Lockwood, CA
- 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: 11h and 2min
The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 24min).
Average sunshine days in September
Lockwood, CA
- Average sunshine days in September: 27.8 days
The month with the most sunshine days is August (29 days).
The month with the least sunshine days is February (19.8 days).
Average UV index in September
Lockwood, CA
- Average UV index in September: 6
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are February, November and December (UV index 3).
Average cloud cover in September
Lockwood, CA
- Average cloud cover in September: 5
The month with the most cloud cover is March (Cloud cover 29).
The months with the least cloud cover are July, August and September (Cloud cover 5).
Average visibility in September
Lockwood, 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).
Lockwood, California, USA
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