September weather forecast
Carson City, NV

Share
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

September signals the commencement of fall in Carson City, characterized by noticeable changes in its weather pattern. From the high temperatures of August, the month ushers in the coolness and tranquility of fall, appreciated by many. The atmosphere transforms, exhibiting varying hues and rendering the city a sight to behold. September witnesses a significant temperature drop, with a high average only at 73.4°F (23°C), showcasing an end to summer's brightness. This month marks the beginning of the pleasant fall season, appealing to autumn lovers due to the comfortable temperatures and moderate rainfall.

Temperature

The arrival of September corresponds with a light shift in temperature, down from a warm 81.1°F (27.3°C) in August to a still moderately hot 73.4°F (23°C). A sharp divergence from daytime highs is noted during the month of September, with the average nighttime temperature settling at a chilly 48°F (8.9°C).

Humidity

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

Rainfall

In Carson City, in September, during 3.6 rainfall days, 0.24" (6mm) of precipitation is typically accumulated. In Carson City, Nevada, during the entire year, the rain falls for 84.4 days and collects up to 11.61" (295mm) of precipitation.

Snowfall

January through May, September through December are months with snowfall in Carson City. September is the first month it typically snows. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow. In Carson City, during the entire year, snow falls for 41.9 days and aggregates up to 34.17" (868mm) of snow.

Daylight

In September, the average length of the day in Carson City is 12h and 26min.
On the first day of September in Carson City, 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 6:42 pm PDT.

Sunshine

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

UV index

In Carson City, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum UV index of 4 during September leads to these instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
[Resources]

Frequently asked questions

What are September temperatures in Carson City?

During September, Carson City experiences an average high-temperature of 73.4°F (23°C) and a low-temperature of 48°F (8.9°C).

What is the average humidity in September in Carson City?

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

How much does it rain in Carson City in September?

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. Throughout September, in the average 0.2 snowfall days, it receives 0.04" (1mm) of snow.

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

In Carson City, the average day length in September is 12h and 26min.

When is the sunrise / 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, in Carson City, Nevada, sunrise is at 6:54 am and sunset at 6:42 pm PDT.

How long on average sun shines in September in Carson City?

The average sunshine duration in September in Carson City is 11.2h.

What is the UV index intensity in September in Carson City?

The average daily maximum UV index in September in Carson City is 4. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
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
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).

[Resources]

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).

[Resources]

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).

[Resources]

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%).

[Resources]

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").

[Resources]

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).

[Resources]

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").

[Resources]

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).

[Resources]

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 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • 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 12min).

[Resources]

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).

[Resources]

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).

[Resources]

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).

[Resources]

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).

[Resources]

Carson City, Nevada, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location