September weather forecast
Davenport, CA

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Weather in September

September, the first month of the autumn in Davenport, is still a pleasant month, with temperature in the range of an average low of 56.3°F (13.5°C) and an average high of 72.5°F (22.5°C).

Temperature

As September takes its course, Davenport's average high-temperature registers at a still pleasant 72.5°F (22.5°C), closely aligning with the preceding month. In the month of September, the temperature generally rests at an average low of 56.3°F (13.5°C).

Humidity

In Davenport, California, the average relative humidity in September is 71%.

Rainfall

In Davenport, in September, it is raining for 3.2 days, with typically 0.16" (4mm) of accumulated precipitation. Throughout the year, there are 74.2 rainfall days, and 13.82" (351mm) of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 24min.
On the first day of the month, sunrise is at 6:40 am and sunset at 7:36 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:52 pm PDT.

Sunshine

In September, the average sunshine is 11h.

UV index

June through September, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: During September, 5 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In Davenport, in September, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in September?

In Davenport, the average relative humidity in September is 71%.

How many days does it rain in September?

In Davenport, during September, the rain falls for 3.2 days and regularly aggregates up to 0.16" (4mm) of precipitation.

How many hours of daylight does Davenport have in September?

In September, the average day length is 12h and 24min.

When are sunrise and sunset in September?

On the first day of September in Davenport, sunrise is at 6:40 am and sunset at 7:36 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 6:52 pm PDT.

How long on average sun shines in September?

In Davenport, the average sunshine duration in September is 11h.

What is the month with the highest UV index in Davenport?

The months with the highest UV index are June through September, with an average maximum UV index of 5.

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Davenport, CA

Average temperature in September - Davenport, CA
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is August (72.9°F).
The month with the lowest average high temperature is December (56.3°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is September (56.3°F).
The coldest month (with the lowest average low temperature) is February (46.4°F).

Average pressure in September
Davenport, CA

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.92"Hg).

Average wind speed in September
Davenport, CA

Average wind speed in September - Davenport, CA
  • Average wind speed in September: 5.9mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in September
Davenport, CA

Average humidity in September - Davenport, CA
  • Average humidity in September: 71%

The month with the highest relative humidity is March (76%).
The months with the lowest relative humidity are October and November (69%).

Average rainfall in September
Davenport, CA

Average rainfall in September - Davenport, CA
  • Average rainfall in September: 0.16"

The wettest month (with the highest rainfall) is February (2.64").
The driest month (with the least rainfall) is July (0.04").

Average rainfall days in September
Davenport, CA

Average rainfall days in September - Davenport, CA
  • Average rainfall days in September: 3.2 days

The month with the highest number of rainy days is March (13.3 days).
The months with the least rainy days are June and August (1.4 days).

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

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

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • 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 54min).

Average sunshine days in September
Davenport, CA

Average sunshine days in September - Davenport, CA
  • Average sunshine days in September: 24.3 days

The month with the most sunshine days is June (27.3 days).
The month with the least sunshine days is March (16.6 days).

Average UV index in September
Davenport, CA

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

The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are February, November and December (UV index 3).

Average cloud cover in September
Davenport, CA

Average cloud cover in September - Davenport, CA
  • Average cloud cover in September: 12

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is July (Cloud cover 11).

Average visibility in September
Davenport, CA

Average visibility in September - Davenport, 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).

Davenport, California, USA

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