September weather forecast
Mariposa, NY

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Weather in September

September, the first month of the autumn in Mariposa, is also an agreeable month, with temperature in the range of an average high of 69.6°F (20.9°C) and an average low of 50.9°F (10.5°C).

Temperature

The beginning of September brings a minor change in the average high-temperature, shifting from a warm 75.7°F (24.3°C) in August to a pleasant 69.6°F (20.9°C). Mariposa records an average temperature drop to a cool 50.9°F (10.5°C) in September.

Humidity

The average relative humidity in September is 80%.

Rainfall

September is the month with the least rainfall. Rain falls for 8.7 days and accumulates 0.63" (16mm) of precipitation.

Snowfall

In Mariposa, snow does not fall in June through September.

Daylight

In September, the average length of the day is 12h and 29min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:37 pm. On the last day of September, sunrise is at 7:00 am and sunset at 6:45 pm EDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In September, the maximum UV index of 3 translates into these guidelines:
Be vigilant - Suggestions to stave off sun damage are provided. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Jun 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

In Mariposa, 69.6°F (20.9°C) is the average high-temperature and 50.9°F (10.5°C) is the average low-temperature during September.

What is the average humidity in September?

In September, the average relative humidity is 80%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 8.7 days and accumulates 0.63" (16mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 8.7 days. Throughout September, 0.63" (16mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

In Mariposa, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Mariposa have in September?

In Mariposa, the average day length in September is 12h and 29min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:28 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 6:45 pm EDT.

How many hours of sunshine does Mariposa have in September?

In September, the average sunshine duration is 8.6h.

How high is the UV index in September?

In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Mariposa, NY

Average temperature in September - Mariposa, NY
  • Average high temperature in September: 69.6°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in September: 50.9°F

The month with the highest average low temperature is July (58.3°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

Average pressure in September
Mariposa, NY

Average pressure in September - Mariposa, NY
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Mariposa, NY

Average wind speed in September - Mariposa, NY
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in September
Mariposa, NY

Average humidity in September - Mariposa, NY
  • Average humidity in September: 80%

The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).

Average rainfall in September
Mariposa, NY

Average rainfall in September - Mariposa, NY
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is May (1.18").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in September
Mariposa, NY

Average rainfall days in September - Mariposa, NY
  • Average rainfall days in September: 8.7 days

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (4.5 days).

Average snowfall in September
Mariposa, NY

Average snowfall in September - Mariposa, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is November (2.44").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Mariposa, NY

Average snowfall days in September - Mariposa, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Mariposa, NY

Average daylight in September / Average sunshine in September - Mariposa, NY
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 2h and 24min).

Average sunshine days in September
Mariposa, NY

Average sunshine days in September - Mariposa, NY
  • Average sunshine days in September: 17.8 days

The month with the most sunshine days is October (18.2 days).
The months with the least sunshine days are February and July (12.9 days).

Average UV index in September
Mariposa, NY

Average UV index in September - Mariposa, NY
  • Average UV index in September: 3

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in September
Mariposa, NY

Average cloud cover in September - Mariposa, NY
  • Average cloud cover in September: 38

The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in September
Mariposa, NY

Average visibility in September - Mariposa, NY
  • Average visibility in September: 5mi

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

Mariposa, New York, USA

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