September weather forecast
Oceanside, NY

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Weather in September

The first month of the autumn, September, is also an agreeable month in Oceanside, New York, with an average temperature fluctuating between 65.3°F (18.5°C) and 72.3°F (22.4°C).

Temperature

The beginning of September brings a minor change in the average high-temperature, shifting from a moderately hot 78.4°F (25.8°C) in August to a pleasant 72.3°F (22.4°C). A consistent average low of 65.3°F (18.5°C) is noted in Oceanside throughout September, only a small step down from its daytime high.

Humidity

In Oceanside, New York, the average relative humidity in September is 75%.

Rainfall

In September, the rain falls for 13.8 days. Throughout September, 2.68" (68mm) of precipitation is accumulated. Throughout the year, there are 159.2 rainfall days, and 37.17" (944mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In Oceanside, New York, the average length of the day in September is 12h and 27min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:50 am and sunset at 6:37 pm EDT.

Sunshine

The average sunshine in September is 9h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Oceanside in September?

The average high-temperature, in September, in Oceanside, is 72.3°F (22.4°C), while the average low-temperature is 65.3°F (18.5°C).

What is the average humidity in September in Oceanside?

In Oceanside, the average relative humidity in September is 75%.

How much does it rain in Oceanside in September?

In Oceanside, in September, it is raining for 13.8 days, with typically 2.68" (68mm) of accumulated precipitation.

When it does not snow in Oceanside?

May through September are months without snowfall in Oceanside, New York.

Does it snow in Oceanside in September?

In Oceanside, New York, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Oceanside?

The average day length in September in Oceanside is 12h and 27min.

When is the sunrise / sunset in September in Oceanside?

On the first day of September in Oceanside, New York, sunrise is at 6:22 am and sunset at 7:26 pm. On the last day of the month, sunrise is at 6:50 am and sunset at 6:37 pm EDT.

How long on average sun shines in September in Oceanside?

In September, the average sunshine duration in Oceanside, New York, is 9h.

What is the UV index reading in September in Oceanside?

The average daily maximum UV index in September in Oceanside is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Oceanside, NY

Average temperature in September - Oceanside, NY
  • Average high temperature in September: 72.3°F

The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in September
Oceanside, NY

Average pressure in September - Oceanside, NY
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Oceanside, NY

Average wind speed in September - Oceanside, NY
  • Average wind speed in September: 10.2mph

The windiest month (with the highest average wind speed) is January (13.6mph).
The calmest month (with the lowest average wind speed) is July (8.9mph).

Average humidity in September
Oceanside, NY

Average humidity in September - Oceanside, NY
  • Average humidity in September: 75%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

Average rainfall in September
Oceanside, NY

Average rainfall in September - Oceanside, NY
  • Average rainfall in September: 2.68"

The wettest month (with the highest rainfall) is July (4.17").
The driest month (with the least rainfall) is January (2.17").

Average rainfall days in September
Oceanside, NY

Average rainfall days in September - Oceanside, NY
  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September
Oceanside, NY

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

The month with the highest snowfall is March (1.5").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Oceanside, NY

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

The months with the highest number of snowfall days are January and February (4.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in September
Oceanside, NY

Average sunshine days in September - Oceanside, NY
  • Average sunshine days in September: 15 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in September
Oceanside, NY

Average UV index in September - Oceanside, NY
  • Average UV index in September: 5

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

Average cloud cover in September
Oceanside, NY

Average cloud cover in September - Oceanside, NY
  • Average cloud cover in September: 32

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in September
Oceanside, NY

Average visibility in September - Oceanside, NY
  • 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).

Oceanside, New York, USA

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