September weather forecast
Lake City, CA

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Weather in September

The first month of the autumn, September, is still a warm month in Lake City, California, with an average temperature ranging between max 73.9°F (23.3°C) and min 47.3°F (8.5°C).

Temperature

The beginning of September subtly marks a decrease in the average high-temperature, transitioning from a moderately hot 82.6°F (28.1°C) in August to a still warm 73.9°F (23.3°C). Lake City encounters a significant temperature differential, with an average low-temperature of 47.3°F (8.5°C) during September nights.

Humidity

In September, the average relative humidity in Lake City is 39%.

Rainfall

In Lake City, in September, during 4.5 rainfall days, 0.39" (10mm) of precipitation is typically accumulated. Throughout the year, in Lake City, California, there are 91.1 rainfall days, and 12.64" (321mm) of precipitation is accumulated.

Snowfall

January through June, September through December are months with snowfall in Lake City. September is the first month it typically snows in Lake City. Throughout September, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow. Throughout the year, there are 60.7 snowfall days, and 39.53" (1004mm) of snow is accumulated.

Daylight

In Lake City, California, the average length of the day in September is 12h and 28min.
On the first day of September, sunrise is at 6:27 am and sunset at 7:33 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:43 pm PDT.

Sunshine

In September, the average sunshine is 11h.

UV index

In September, the average daily maximum UV index in Lake City is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 4 in September transforms into the following instructions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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Frequently asked questions

What are the temperatures in Lake City in September?

In September, the average high-temperature and low-temperature are 73.9°F (23.3°C) and 47.3°F (8.5°C) respectively.

What is the average humidity in September in Lake City?

The average relative humidity in September is 39%.

How many days does it rain in September in Lake City?

In Lake City, California, during September, the rain falls for 4.5 days and regularly aggregates up to 0.39" (10mm) of precipitation.

When does it start snowing in Lake City?

September is the first month it typically snows in Lake City. Throughout September, in the average 0.3 snowfall days, it receives 0.16" (4mm) of snow.

How many hours of daylight does Lake City have in September?

The average day length in September is 12h and 28min.

What time are sunrise and sunset in September in Lake City?

In September, on the first day of the month, sunrise is at 6:27 am and sunset at 7:33 pm. On the last day of the month, in Lake City, sunrise is at 6:57 am and sunset at 6:43 pm PDT.

How many hours of sunshine does Lake City have in September?

The average sunshine duration in September is 11h.

What is the UV index reading in September in Lake City?

In September, the average daily maximum UV index in Lake City is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Lake City, CA

Average temperature in September - Lake City, CA
  • Average high temperature in September: 73.9°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is December (36.1°F).

  • Average low temperature in September: 47.3°F

The month with the highest average low temperature is July (52.5°F).
The coldest month (with the lowest average low temperature) is December (23°F).

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Average pressure in September
Lake City, CA

Average pressure in September - Lake City, CA
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

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Average wind speed in September
Lake City, CA

Average wind speed in September - Lake City, CA
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in September
Lake City, CA

Average humidity in September - Lake City, CA
  • Average humidity in September: 39%

The months with the highest relative humidity are January and December (79%).
The month with the lowest relative humidity is August (34%).

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Average rainfall in September
Lake City, CA

Average rainfall in September - Lake City, CA
  • Average rainfall in September: 0.39"

The wettest month (with the highest rainfall) is March (1.85").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in September
Lake City, CA

Average rainfall days in September - Lake City, CA
  • Average rainfall days in September: 4.5 days

The month with the highest number of rainy days is March (12.6 days).
The month with the least rainy days is July (2.5 days).

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Average snowfall in September
Lake City, CA

Average snowfall in September - Lake City, CA
  • Average snowfall in September: 0.16"

The month with the highest snowfall is December (9.02").
The months with the least snowfall are July and August (0").

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Average snowfall days in September
Lake City, CA

Average snowfall days in September - Lake City, CA
  • Average snowfall days in September: 0.3 days

The month with the highest number of snowfall days is December (12.8 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in September /
Average sunshine in September
Lake City, CA

Average daylight in September / Average sunshine in September - Lake City, CA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 11h and 0min

The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

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Average sunshine days in September
Lake City, CA

Average sunshine days in September - Lake City, CA
  • Average sunshine days in September: 24.6 days

The months with the most sunshine days are July and August (26.3 days).
The month with the least sunshine days is March (12.8 days).

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Average UV index in September
Lake City, CA

Average UV index in September - Lake City, CA
  • Average UV index in September: 4

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in September
Lake City, CA

Average cloud cover in September - Lake City, CA
  • Average cloud cover in September: 13

The months with the most cloud cover are March and December (Cloud cover 44).
The months with the least cloud cover are July and August (Cloud cover 8).

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Average visibility in September
Lake City, CA

Average visibility in September - Lake City, CA
  • Average visibility in September: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and December (5mi).

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Lake City, California, USA

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