September weather forecast
Brandeis, CA

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Weather in September

September, the first month of the autumn in Brandeis, is still a hot month, with temperature in the range of an average low of 55°F (12.8°C) and an average high of 93°F (33.9°C).

Temperature

September's average high-temperature stands at a hot 93°F (33.9°C), showing little deviation from August's 97°F (36.1°C). Brandeis reports a marked divergence from daytime peaks throughout September, with lows averaging at a cool 55°F (12.8°C).

Rainfall

During September, Brandeis regularly aggregates up to 0.16" (4mm) of precipitation. Throughout the year, 17.91" (455mm) of rain is accumulated.

Daylight

The average length of the day in September in Brandeis, California, is 12h and 22min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:20 pm. On the last day of September, in Brandeis, sunrise is at 6:49 am and sunset at 6:39 pm PDT.
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Frequently asked questions

How hot does it get in Brandeis in September?

In September, the average high-temperature and low-temperature in Brandeis, California, are 93°F (33.9°C) and 55°F (12.8°C) respectively.

How much does it rain in Brandeis in September?

Throughout September, in Brandeis, California, 0.16" (4mm) of precipitation is accumulated.

How many hours of daylight does Brandeis have in September?

In September, the average day length in Brandeis is 12h and 22min.

When are sunrise and sunset in September in Brandeis?

In September, on the first day of the month, sunrise is at 6:28 am and sunset at 7:20 pm. On the last day of the month, in Brandeis, California, sunrise is at 6:49 am and sunset at 6:39 pm PDT.

Average temperature in September
Brandeis, CA

Average temperature in September - Brandeis, CA
  • Average high temperature in September: 93°F

The warmest month (with the highest average high temperature) is August (97°F).
The month with the lowest average high temperature is December (68°F).

  • Average low temperature in September: 55°F

The months with the highest average low temperature are July and August (57°F).
The coldest month (with the lowest average low temperature) is December (38°F).

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Average rainfall in September
Brandeis, CA

Average rainfall in September - Brandeis, CA
  • Average rainfall in September: 0.1"

The wettest month (with the highest rainfall) is February (4.8").
The driest month (with the least rainfall) is July (0").

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Average daylight in September
Brandeis, CA

Average daylight in September - Brandeis, CA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

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Brandeis, California, USA

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