September weather forecast
Newsom Springs, CA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Newsom Springs, California, with an average temperature ranging between min 59.9°F (15.5°C) and max 79.5°F (26.4°C).

Temperature

With its high average temperature of 79.5°F (26.4°C) and a low of 59.9°F (15.5°C), September is regarded as the warmest month.

Humidity

The average relative humidity in September is 59%.

Rainfall

In Newsom Springs, in September, during 1.8 rainfall days, 0.08" (2mm) of precipitation is typically accumulated. Throughout the year, there are 47.6 rainfall days, and 6.93" (176mm) of precipitation is accumulated.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of September, sunrise is at 6:35 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:46 pm PDT.

Sunshine

In September, the average sunshine is 11.3h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In September, an average UV index of 5 transforms into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month?

In Newsom Springs, September is identified by the average highest temperatures, reaching a peak of 79.5°F (26.4°C) and a low of 59.9°F (15.5°C).

What is the temperature in September in Newsom Springs?

The average high-temperature and low-temperature during September are 79.5°F (26.4°C) and 59.9°F (15.5°C) respectively.

What is the average humidity in September?

In September, the average relative humidity is 59%.

How many days does it rain in September?

In September, the rain falls for 1.8 days. Throughout September, 0.08" (2mm) of precipitation is accumulated.

How many hours of daylight does Newsom Springs have in September?

In September, the average day length is 12h and 23min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 6:35 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 6:46 pm PDT.

How many hours of sunshine does Newsom Springs have in September?

The average sunshine duration in September is 11.3h.

What is the UV index reading in September in Newsom Springs?

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health risk 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
Newsom Springs, CA

Average temperature in September - Newsom Springs, CA
  • Average high temperature in September: 79.5°F

The warmest month (with the highest average high temperature) is September (79.5°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is September (59.9°F).
The coldest month (with the lowest average low temperature) is February (46°F).

Average pressure in September
Newsom Springs, CA

Average pressure in September - Newsom Springs, CA
  • Average pressure in September: 29.91"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.91"Hg).

Average wind speed in September
Newsom Springs, CA

Average wind speed in September - Newsom Springs, CA
  • Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are April and May (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in September
Newsom Springs, CA

Average humidity in September - Newsom Springs, CA
  • Average humidity in September: 59%

The month with the highest relative humidity is March (68%).
The month with the lowest relative humidity is October (58%).

Average rainfall in September
Newsom Springs, CA

Average rainfall in September - Newsom Springs, CA
  • Average rainfall in September: 0.08"

The wettest month (with the highest rainfall) is March (1.61").
The driest months (with the least rainfall) are June and August (0.04").

Average rainfall days in September
Newsom Springs, CA

Average rainfall days in September - Newsom Springs, CA
  • Average rainfall days in September: 1.8 days

The month with the highest number of rainy days is March (8.4 days).
The month with the least rainy days is August (0.8 days).

Average daylight in September /
Average sunshine in September
Newsom Springs, CA

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

The month with the longest days is June (Average daylight: 14h and 30min).
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, July and August (Average sunshine: 12h and 0min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).

Average sunshine days in September
Newsom Springs, CA

Average sunshine days in September - Newsom Springs, CA
  • Average sunshine days in September: 28.2 days

The month with the most sunshine days is August (29.6 days).
The month with the least sunshine days is February (21 days).

Average UV index in September
Newsom Springs, CA

Average UV index in September - Newsom Springs, CA
  • Average UV index in September: 5

The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 4).

Average cloud cover in September
Newsom Springs, CA

Average cloud cover in September - Newsom Springs, CA
  • Average cloud cover in September: 7

The month with the most cloud cover is March (Cloud cover 27).
The month with the least cloud cover is August (Cloud cover 6).

Average visibility in September
Newsom Springs, CA

Average visibility in September - Newsom Springs, 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).

Newsom Springs, California, USA

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