September weather forecast
Carson City, NV

A walking path leading to the State Capital building entrance in Carson City, Nevada
A walking path leading to the State Capital building entrance in Carson City, Nevada

Weather in September

The first month of the autumn, September, is still a warm month in Carson City, Nevada, with an average temperature varying between 73.4°F (23°C) and 48°F (8.9°C).

Temperature

In Carson City, the average high-temperature in September marginally drops from a warm 81.1°F (27.3°C) in August to a still moderately hot 73.4°F (23°C). In Carson City, the average low-temperature is 48°F (8.9°C).

Humidity

In September, the average relative humidity is 36%.

Rainfall

In Carson City, during September, the rain falls for 3.6 days and regularly aggregates up to 0.24" (6mm) of precipitation. Throughout the year, in Carson City, there are 84.4 rainfall days, and 11.61" (295mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. September is the first month it typically snows in Carson City. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. Throughout the year, in Carson City, there are 41.9 snowfall days, and 34.17" (868mm) of snow is accumulated.

Daylight

In Carson City, the average length of the day in September is 12h and 26min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:54 am and sunset at 6:43 pm PDT.

Sunshine

In Carson City, the average sunshine in September is 11.2h.

UV index

In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 4 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in September in Carson City?

In September, the average relative humidity in Carson City is 36%.

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

In Carson City, Nevada, in September, during 3.6 rainfall days, 0.24" (6mm) of precipitation is typically accumulated.

When does it start to snow in Carson City?

September is the first month it typically snows in Carson City, Nevada. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

What is the average length of the day in September in Carson City?

The average day length in September in Carson City, Nevada, is 12h and 26min.

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

In September, on the first day of the month, sunrise is at 6:28 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:43 pm PDT.

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

The average sunshine duration in September is 11.2h.

How high is the UV index in September in Carson City?

The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Carson City, NV

Average temperature in September - Carson City, NV
  • Average high temperature in September: 73.4°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is December (37.6°F).

  • Average low temperature in September: 48°F

The month with the highest average low temperature is July (54.7°F).
The coldest month (with the lowest average low temperature) is December (23.4°F).

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Average pressure in September
Carson City, NV

Average pressure in September - Carson City, NV
  • Average pressure in September: 29.94"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Carson City, NV

Average wind speed in September - Carson City, NV
  • Average wind speed in September: 5.5mph

The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is January (5mph).

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Average humidity in September
Carson City, NV

Average humidity in September - Carson City, NV
  • Average humidity in September: 36%

The months with the highest relative humidity are January and December (72%).
The month with the lowest relative humidity is August (31%).

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Average rainfall in September
Carson City, NV

Average rainfall in September - Carson City, NV
  • Average rainfall in September: 0.24"

The wettest month (with the highest rainfall) is February (1.89").
The driest month (with the least rainfall) is August (0.2").

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Average rainfall days in September
Carson City, NV

Average rainfall days in September - Carson City, NV
  • Average rainfall days in September: 3.6 days

The month with the highest number of rainy days is March (11.7 days).
The month with the least rainy days is August (3 days).

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Average snowfall in September
Carson City, NV

Average snowfall in September - Carson City, NV
  • Average snowfall in September: 0.04"

The month with the highest snowfall is March (8.07").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in September
Carson City, NV

Average snowfall days in September - Carson City, NV
  • Average snowfall days in September: 0.2 days

The month with the highest number of snowfall days is December (9.2 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
Carson City, NV

Average daylight in September / Average sunshine in September - Carson City, NV
  • Average daylight in September: 12h and 26min

The month with the longest days is June (Average daylight: 14h and 53min).
The month with the shortest days is December (Average daylight: 9h and 28min).

  • Average sunshine in September: 11h and 12min

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 12min).

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Average sunshine days in September
Carson City, NV

Average sunshine days in September - Carson City, NV
  • Average sunshine days in September: 24.8 days

The month with the most sunshine days is August (25.9 days).
The month with the least sunshine days is March (15 days).

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Average UV index in September
Carson City, NV

Average UV index in September - Carson City, NV
  • 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
Carson City, NV

Average cloud cover in September - Carson City, NV
  • Average cloud cover in September: 8

The month with the most cloud cover is December (Cloud cover 32).
The months with the least cloud cover are July and August (Cloud cover 7).

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Average visibility in September
Carson City, NV

Average visibility in September - Carson City, NV
  • 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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