September weather forecast
Hanford, CA

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Weather in September

The first month of the autumn, September, is still a hot month in Hanford, California, with an average temperature fluctuating between 94.1°F (34.5°C) and 62.1°F (16.7°C).

Temperature

In the transition to September, Hanford observes a minor drop in the average high-temperature, shifting from a very hot 101.1°F (38.4°C) in August to a tropical 94.1°F (34.5°C). In Hanford, the nighttime temperature registers a significant drop from daytime peaks to an average of 62.1°F (16.7°C) in September.

Humidity

The average relative humidity in September in Hanford is 34%.

Rainfall

In September, the rain falls for 1.5 days. Throughout September, 0.08" (2mm) of precipitation is accumulated. In Hanford, during the entire year, the rain falls for 41.4 days and collects up to 3.19" (81mm) of precipitation.

Daylight

The average length of the day in September in Hanford is 12h and 23min.
On the first day of the month, sunrise is at 6:30 am and sunset at 7:25 pm. On the last day of September, in Hanford, sunrise is at 6:53 am and sunset at 6:42 pm PDT.

Sunshine

The average sunshine in September in Hanford is 11.2h.

UV index

In September, the average daily maximum UV index in Hanford is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 6 in September translates into these instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
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Frequently asked questions

How hot is it in Hanford in September?

The average high-temperature, in September, in Hanford, is 94.1°F (34.5°C), while the average low-temperature is 62.1°F (16.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in May is computed to be 82.4°F (28°C).

What is the average humidity in September in Hanford?

In Hanford, California, the average relative humidity in September is 34%.

How much does it rain in Hanford in September?

In Hanford, in September, during 1.5 rainfall days, 0.08" (2mm) of precipitation is typically accumulated.

How many hours of daylight does Hanford have in September?

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

What time are sunrise and sunset in September in Hanford?

In September, on the first day of the month, sunrise is at 6:30 am and sunset at 7:25 pm. On the last day of the month, in Hanford, California, sunrise is at 6:53 am and sunset at 6:42 pm PDT.

How long on average sun shines in September in Hanford?

The average sunshine duration in September in Hanford, California, is 11.2h.

What is the UV index reading in September in Hanford?

In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk from 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
Hanford, CA

Average temperature in September - Hanford, CA
  • Average high temperature in September: 94.1°F

The warmest month (with the highest average high temperature) is July (101.8°F).
The month with the lowest average high temperature is December (57.4°F).

  • Average low temperature in September: 62.1°F

The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is December (42.4°F).

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Average pressure in September
Hanford, CA

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in September
Hanford, CA

Average wind speed in September - Hanford, CA
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is June (6.1mph).
The calmest months (with the lowest average wind speed) are January, November and December (4.2mph).

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Average humidity in September
Hanford, CA

Average humidity in September - Hanford, CA
  • Average humidity in September: 34%

The months with the highest relative humidity are January and December (67%).
The month with the lowest relative humidity is July (30%).

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Average rainfall in September
Hanford, CA

Average rainfall in September - Hanford, CA
  • Average rainfall in September: 0.08"

The wettest month (with the highest rainfall) is March (0.63").
The driest month (with the least rainfall) is August (0.04").

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Average rainfall days in September
Hanford, CA

Average rainfall days in September - Hanford, CA
  • Average rainfall days in September: 1.5 days

The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is August (0.4 days).

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

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in September: 11h and 1min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in September
Hanford, CA

Average sunshine days in September - Hanford, CA
  • Average sunshine days in September: 27.7 days

The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is February (21.9 days).

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Average UV index in September
Hanford, CA

Average UV index in September - Hanford, CA
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 3).

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Average cloud cover in September
Hanford, CA

Average cloud cover in September - Hanford, CA
  • Average cloud cover in September: 5

The month with the most cloud cover is December (Cloud cover 29).
The month with the least cloud cover is August (Cloud cover 4).

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Average visibility in September
Hanford, CA

Average visibility in September - Hanford, 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).

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Hanford, California, USA

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