Needles
California, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Needles, CA

A beautiful creation featuring stones, neat paths, and a wheeled cart to welcome you to Needles in California, great blue sky above with partial clouds
A beautiful creation featuring stones, neat paths, and a wheeled cart to welcome you to Needles in California, great blue sky above with partial clouds
The first month of the autumn, September, is still a very hot month in Needles, California, with average temperature ranging between max 100.4°F (38°C) and min 74.5°F (23.6°C).

Temperature

In Needles, California, the average high-temperature slightly decreases, from a scorching 106.9°F (41.6°C) in August, to a very hot 100.4°F (38°C). The average low-temperature, in September, is 74.5°F (23.6°C).

Rainfall

In Needles, during September, the rain falls for 2 days and regularly aggregates up to 0.4" (10.9mm) of precipitation. In Needles, during the entire year, the rain falls for 23 days and collects up to 4.6" (117.5mm) of precipitation.

Daylight

The average length of the day in September is 12.4h.

Sunshine

In Needles, the average sunshine is 11h.

UV index

In Needles, the average daily maximum UV index is 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
The daily maximum UV index of 8 in September interpret into the following advice:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Needles?

The average high-temperature, in September, in Needles, is 100.4°F (38°C), while the average low-temperature is 74.5°F (23.6°C).

How many days does it rain in September in Needles?

In Needles, in September, it is raining for 2 days, with typically 0.4" (10.9mm) of accumulated precipitation.

How many hours of daylight does Needles have in September?

In September, the average length of the day is 12.4h.

How many hours of sunshine does Needles have in September?

In Needles, the average sunshine in September is 11h.

What is the UV index intensity in September in Needles?

In September, the average daily maximum UV index in Needles, California, is 8. A UV Index reading of 8 to 10 represents a very high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in September - Needles, CA
  • Average high temperature in September: 100.4°F

The warmest month (with the highest average high temperature) is July (108.8°F).
The month with the lowest average high temperature is December (63.3°F).

  • Average low temperature in September: 74.5°F

The month with the highest average low temperature is July (84.3°F).
The coldest month (with the lowest average low temperature) is December (42.5°F).

Average rainfall in September - Needles, CA
  • Average rainfall in September: 0.4"

The wettest month (with the highest rainfall) is February (0.8").
The driest month (with the lowest rainfall) is June (0").

Average rainfall days in September - Needles, CA
  • Average rainfall days in September: 2 days

Months with the highest number of rainy days are January, March and December (3 days).
The month with the lowest number of rainy days is June (0 days).

Average daylight in September / Average sunshine in September - Needles, CA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.9h).

  • Average sunshine in September: 11h

The month with most sunshine is June (Average sunshine: 14h).
Months with least sunshine are January, November and December (Average sunshine: 8).

Average UV index in September - Needles, CA
  • Average UV index in September: 8

The month with the highest UV index is July (UV index 11).
The month with the lowest UV index is December (UV index 2).