September weather forecast and climate
Pilot Hill, CA

Weather in September

The first month of the autumn, September, is still a warm month in Pilot Hill, California, with temperature in the range of an average low of 58.1°F (14.5°C) and an average high of 85.8°F (29.9°C).

Temperature

In Pilot Hill, the average high-temperature in September is almost the same as in August - a warm 85.8°F (29.9°C). The average low-temperature, in Pilot Hill, California, is 58.1°F (14.5°C).

Heat index

The average heat index in September is evaluated at 85.3°F (29.6°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, clothing, wind). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Pilot Hill, the average relative humidity is 40%.

Rainfall

In Pilot Hill, during September, the rain falls for 2.4 days and regularly aggregates up to 0.24" (6mm) of precipitation. Throughout the year, there are 84.8 rainfall days, and 28.86" (733mm) of precipitation is accumulated.

Snowfall

January, April through November are months without snowfall in Pilot Hill.

Daylight

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

Sunshine

In September, the average sunshine in Pilot Hill is 11.2h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from the exposure to the Sun's UV radiation for the average person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the temperature in September in Pilot Hill?

The average high-temperature, in September, in Pilot Hill, is 85.8°F (29.9°C), while the average low-temperature is 58.1°F (14.5°C). The average heat index (a.k.a. 'real feel', 'feels like'), that factores the actual air temperature with the relative humidity, in September is appraised at 85.3°F (29.6°C).

What is the average humidity in September in Pilot Hill?

In September, the average relative humidity in Pilot Hill, California, is 40%.

How many days does it rain in September in Pilot Hill?

In Pilot Hill, during September, the rain falls for 2.4 days and regularly aggregates up to 0.24" (6mm) of precipitation.

When it does not snow in Pilot Hill?

In Pilot Hill snow does not fall in January, April through November.

What is the average length of the day in September in Pilot Hill?

In September, the average length of the day in Pilot Hill, California, is 12.4h.

How long on average sun shines in September in Pilot Hill?

In Pilot Hill, California, the average sunshine in September is 11.2h.

How high is the UV index in September in Pilot Hill?

The average daily maximum UV index in September in Pilot Hill is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to the UV radiation.

Average temperature in September
Pilot Hill, CA

Average temperature in September - Pilot Hill, CA
  • Average high temperature in September: 85.8°F

The warmest month (with the highest average high temperature) is July (91.9°F).
The month with the lowest average high temperature is December (53.4°F).

  • Average low temperature in September: 58.1°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is December (39.2°F).

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Average pressure in September
Pilot Hill, CA

Average pressure in September - Pilot Hill, CA
  • Average pressure in September: 29.92"

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

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Average wind speed in September
Pilot Hill, CA

Average wind speed in September - Pilot Hill, CA
  • Average wind speed in September: 4.6mph

The windiest months (with the highest average wind speed) are February and March (5.7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in September
Pilot Hill, CA

Average humidity in September - Pilot Hill, CA
  • Average humidity in September: 40%

The month with the highest relative humidity is March (75%).
The month with the lowest relative humidity is July (38%).

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Average rainfall in September
Pilot Hill, CA

Average rainfall in September - Pilot Hill, CA
  • Average rainfall in September: 0.24"

The wettest month (with the highest rainfall) is March (5.63").
The driest months (with the least rainfall) are July and August (0.04").

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Average rainfall days in September
Pilot Hill, CA

Average rainfall days in September - Pilot Hill, CA
  • Average rainfall days in September: 2.4 days

The month with the highest number of rainy days is March (15.4 days).
The month with the least rainy days is July (1 days).

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Average snowfall in September
Pilot Hill, CA

Average snowfall in September - Pilot Hill, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.18").
Months with the least snowfall are January, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Pilot Hill, CA

Average snowfall days in September - Pilot Hill, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.6 days).
Months with the least snowfall days are January, April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Pilot Hill, CA

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

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in September: 11.2h

The month with the most sunshine is July (Average sunshine: 12.1h).
Months with the least sunshine are January and December (Average sunshine: 5.8).

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Average sunshine days in September
Pilot Hill, CA

Average sunshine days in September - Pilot Hill, CA
  • Average sunshine days in September: 27.3 days

The month with the most sunshine days is July (29.6 days).
The month with the least sunshine days is March (14.6 days).

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Average UV index in September
Pilot Hill, CA

Average UV index in September - Pilot Hill, CA
  • Average UV index in September: 5

Months with the highest UV index are June and July (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in September
Pilot Hill, CA

Average cloud cover in September - Pilot Hill, CA
  • Average cloud cover in September: 8

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in September
Pilot Hill, CA

Average visibility in September - Pilot Hill, CA
  • Average visibility in September: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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