September weather forecast
East Hemet, CA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in East Hemet, California, with an average temperature fluctuating between 61°F (16.1°C) and 85.5°F (29.7°C).

Temperature

September's onset records a minor alteration in the average high-temperature to a warm 85.5°F (29.7°C) from August's 90.5°F (32.5°C). Despite higher daytime temperatures, nighttime averages fall to a refreshing 61°F (16.1°C) in September in East Hemet.

Heat index

The heat index value during September is appraised at a hot 86°F (30°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Know that the heat index computations account for shaded terrains and slight winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

In September, the average relative humidity is 44%.

Rainfall

In East Hemet, in September, during 2.9 rainfall days, 0.16" (4mm) of precipitation is typically accumulated. Throughout the year, in East Hemet, there are 54 rainfall days, and 6.61" (168mm) of precipitation is accumulated.

Snowfall

In East Hemet, snow does not fall in January through November.

Daylight

The average length of the day in September in East Hemet is 12h and 22min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:12 pm. On the last day of September, in East Hemet, California, sunrise is at 6:42 am and sunset at 6:32 pm PDT.

Sunshine

In East Hemet, the average sunshine in September is 10.5h.

UV index

In East Hemet, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during September translates into the following directions:
Take necessary precautions - Defending against sun damage is advocated. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

How hot is September in East Hemet?

In September, in East Hemet, the average high-temperature is 85.5°F (29.7°C), and the average low-temperature is 61°F (16.1°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 86°F (30°C).

What is the average humidity in September in East Hemet?

The average relative humidity in September in East Hemet, California, is 44%.

How much does it rain in East Hemet in September?

In East Hemet, California, in September, it is raining for 2.9 days, with typically 0.16" (4mm) of accumulated precipitation.

When it does not snow in East Hemet?

January through November are months without snowfall.

What is the average length of the day in September in East Hemet?

In East Hemet, the average day length in September is 12h and 22min.

When is the sunrise / sunset in September in East Hemet?

In September, on the first day of the month, sunrise is at 6:22 am and sunset at 7:12 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:32 pm PDT.

How long on average sun shines in September in East Hemet?

In September, the average sunshine duration in East Hemet, California, is 10.5h.

What is the UV index reading in September in East Hemet?

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

Average temperature in September
East Hemet, CA

Average temperature in September - East Hemet, CA
  • Average high temperature in September: 85.5°F

The warmest month (with the highest average high temperature) is August (90.5°F).
The month with the lowest average high temperature is December (58.6°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is August (63.1°F).
The coldest month (with the lowest average low temperature) is December (41°F).

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Average pressure in September
East Hemet, CA

Average pressure in September - East Hemet, CA
  • Average pressure in September: 29.86"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in September
East Hemet, CA

Average wind speed in September - East Hemet, CA
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is September (4.7mph).

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Average humidity in September
East Hemet, CA

Average humidity in September - East Hemet, CA
  • Average humidity in September: 44%

The months with the highest relative humidity are February, March and May (56%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in September
East Hemet, CA

Average rainfall in September - East Hemet, CA
  • Average rainfall in September: 0.16"

The wettest month (with the highest rainfall) is February (1.38").
The driest month (with the least rainfall) is June (0.04").

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Average rainfall days in September
East Hemet, CA

Average rainfall days in September - East Hemet, CA
  • Average rainfall days in September: 2.9 days

The month with the highest number of rainy days is March (7.4 days).
The month with the least rainy days is June (1.6 days).

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Average snowfall in September
East Hemet, CA

Average snowfall in September - East Hemet, CA
  • Average snowfall in September: 0"

The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
East Hemet, CA

Average snowfall days in September - East Hemet, CA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is December (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
East Hemet, CA

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in September: 10h and 3min

The months with the most sunshine are June and July (Average sunshine: 12h and 6min).
The months with the least sunshine are February and December (Average sunshine: 6h and 42min).

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Average sunshine days in September
East Hemet, CA

Average sunshine days in September - East Hemet, CA
  • Average sunshine days in September: 24.5 days

The month with the most sunshine days is October (27.4 days).
The month with the least sunshine days is February (20.9 days).

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Average UV index in September
East Hemet, CA

Average UV index in September - East Hemet, CA
  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are November and December (UV index 3).

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Average cloud cover in September
East Hemet, CA

Average cloud cover in September - East Hemet, CA
  • Average cloud cover in September: 8

The months with the most cloud cover are March and December (Cloud cover 25).
The month with the least cloud cover is August (Cloud cover 6).

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Average visibility in September
East Hemet, CA

Average visibility in September - East Hemet, 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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East Hemet, California, USA

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