September weather forecast
Weimar, CA

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Weather in September

September, the first month of the autumn in Weimar, is still a warm month, with an average temperature ranging between min 57°F (13.9°C) and max 84.7°F (29.3°C).

Temperature

As Weimar steps into September, the average high-temperature is measured at a moderately hot 84.7°F (29.3°C), displaying minor differences from August's 90.1°F (32.3°C). Weimar's average nighttime temperatures present a clear contrast to its daytime highs, measured at a mild 57°F (13.9°C) in September.

Humidity

In Weimar, the average relative humidity in September is 39%.

Rainfall

In Weimar, California, in September, it is raining for 2.7 days, with typically 0.31" (8mm) of accumulated precipitation. Throughout the year, there are 85.8 rainfall days, and 33.03" (839mm) of precipitation is accumulated.

Snowfall

In Weimar, snow does not fall in May through October.

Daylight

In Weimar, the average length of the day in September is 12h and 26min.
On the first day of September, sunrise is at 6:33 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:47 pm PDT.

Sunshine

The average sunshine in September is 11.1h.

UV index

The average daily maximum UV index in September in Weimar is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: In September, the maximum UV index of 5 translates into these guidelines:
Take precautions - Protection against skin and eye damage is obliged. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in September?

In September, in Weimar, the average high-temperature is 84.7°F (29.3°C), and the average low-temperature is 57°F (13.9°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in June is computed to be 84.2°F (29°C).

What is the average humidity in September?

The average relative humidity in September is 39%.

How many days does it rain in September?

In Weimar, in September, it is raining for 2.7 days, with typically 0.31" (8mm) of accumulated precipitation.

When it does not snow?

In Weimar, snow does not fall in May through October.

What is the average length of the day in September?

In September, the average day length is 12h and 26min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:33 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:47 pm PDT.

How many hours of sunshine does Weimar have in September?

In Weimar, California, the average sunshine duration in September is 11.1h.

How high is the UV index in September?

In Weimar, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Weimar, CA

Average temperature in September - Weimar, CA
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is December (52.5°F).

  • Average low temperature in September: 57°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is December (37.9°F).

Average pressure in September
Weimar, CA

Average pressure in September - Weimar, CA
  • Average pressure in September: 29.92"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Weimar, CA

Average wind speed in September - Weimar, CA
  • Average wind speed in September: 5.2mph

The windiest month (with the highest average wind speed) is February (6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in September
Weimar, CA

Average humidity in September - Weimar, CA
  • Average humidity in September: 39%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (36%).

Average rainfall in September
Weimar, CA

Average rainfall in September - Weimar, CA
  • Average rainfall in September: 0.31"

The wettest month (with the highest rainfall) is March (6.54").
The driest months (with the least rainfall) are July and August (0.04").

Average rainfall days in September
Weimar, CA

Average rainfall days in September - Weimar, CA
  • Average rainfall days in September: 2.7 days

The month with the highest number of rainy days is March (15.1 days).
The months with the least rainy days are July and August (1.1 days).

Average snowfall in September
Weimar, CA

Average snowfall in September - Weimar, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (4.41").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Weimar, CA

Average snowfall days in September - Weimar, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Weimar, CA

Average daylight in September / Average sunshine in September - Weimar, CA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in September: 11h and 1min

The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).

Average sunshine days in September
Weimar, CA

Average sunshine days in September - Weimar, CA
  • Average sunshine days in September: 27 days

The month with the most sunshine days is July (29.7 days).
The month with the least sunshine days is March (14.8 days).

Average UV index in September
Weimar, CA

Average UV index in September - Weimar, CA
  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in September
Weimar, CA

Average cloud cover in September - Weimar, CA
  • Average cloud cover in September: 9

The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in September
Weimar, CA

Average visibility in September - Weimar, 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).

Weimar, California, USA

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