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 onset of September results in a small decrease in the average high-temperature, moderately receding from a warm 82.4°F (28°C) in August to a still moderately hot 74.1°F (23.4°C). September's nights exhibit a sharp contrast from day highs, with an average temperature of 47.3°F (8.5°C).Humidity
In September, the average relative humidity is 39%.Rainfall
In Hackamore, during September, the rain falls for 4.4 days and regularly aggregates up to 0.35" (9mm) of precipitation. In Hackamore, during the entire year, the rain falls for 85.8 days and collects up to 11.65" (296mm) of precipitation.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. In Hackamore, during the entire year, snow falls for 56.2 days and aggregates up to 35.94" (913mm) of snow.Daylight
In Hackamore, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 6:31 am and sunset at 7:36 pm. On the last day of September, in Hackamore, sunrise is at 7:01 am and sunset at 6:47 pm PDT.
Sunshine
In September, the average sunshine is 11h.UV index
The average daily maximum UV index in September in Hackamore is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Take precautions - Protection against sun damage is advised. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What are the temperatures in Hackamore in September?
What is the average humidity in September in Hackamore?
How many days does it rain in September in Hackamore?
When does it start to snow in Hackamore?
What is the average length of the day in September in Hackamore?
When is the sunrise / sunset in September in Hackamore?
How many hours of sunshine does Hackamore have in September?
How high is the UV index in September in Hackamore?
Average temperature in September
Hackamore, CA
- Average high temperature in September: 74.1°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is December (36.5°F).
- Average low temperature in September: 47.3°F
The month with the highest average low temperature is July (52.5°F).
The coldest month (with the lowest average low temperature) is December (23.2°F).
Average pressure in September
Hackamore, CA
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Hackamore, CA
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Hackamore, CA
- Average humidity in September: 39%
The months with the highest relative humidity are January and December (79%).
The month with the lowest relative humidity is August (34%).
Average rainfall in September
Hackamore, CA
- Average rainfall in September: 0.35"
The wettest month (with the highest rainfall) is December (1.69").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in September
Hackamore, CA
- Average rainfall days in September: 4.4 days
The month with the highest number of rainy days is March (11.5 days).
The month with the least rainy days is July (2.5 days).
Average snowfall in September
Hackamore, CA
- Average snowfall in September: 0.16"
The month with the highest snowfall is December (8.27").
The months with the least snowfall are July and August (0").
Average snowfall days in September
Hackamore, CA
- Average snowfall days in September: 0.3 days
The month with the highest number of snowfall days is December (12.4 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Hackamore, CA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 11h and 0min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Hackamore, CA
- Average sunshine days in September: 24.9 days
The months with the most sunshine days are July and August (26.3 days).
The month with the least sunshine days is March (13.2 days).
Average UV index in September
Hackamore, CA
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Hackamore, CA
- Average cloud cover in September: 13
The months with the most cloud cover are March and December (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 8).
Average visibility in September
Hackamore, CA
- Average visibility in September: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).
Hackamore, California, USA
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