September weather forecast and climate
Providence, RI

The city of Providence, Rhode Island, reflected in the water, with a beautiful skyscape on a warm sunny day
The city of Providence, Rhode Island, reflected in the water, with a beautiful skyscape on a warm sunny day
The first month of the autumn, September, is also an agreeable month in Providence, Rhode Island, with average temperature varying between 72.5°F (22.5°C) and 57.2°F (14°C).

Temperature

In September, the average high-temperature slightly decreases, from a warm 79.9°F (26.6°C) in August, to a pleasant 72.5°F (22.5°C). The average low-temperature, in September, is 57.2°F (14°C).

Humidity

In Providence, Rhode Island, the average relative humidity in September is 78%.

Rainfall

September is the month with the least rainfall in Providence. Rain falls for 10.7 days and accumulates 1.06" (27mm) of precipitation.

Snowfall

June through October are months without snowfall.

Ocean temperature

In September, the average ocean temperature in Providence is 66.7°F (19.3°C).
Note: For most, swimming in 66.7°F (19.3°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

In Providence, the average length of the day is 12.5h.

Sunshine

The average sunshine in Providence is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 4 interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.

What is the temperature in September in Providence?

The average high-temperature, in September, in Providence, is 72.5°F (22.5°C), while the average low-temperature is 57.2°F (14°C).

What is the average humidity in September in Providence?

In Providence, Rhode Island, the average relative humidity in September is 78%.

How much does it rain in Providence in September?

In Providence, Rhode Island, during September, the rain falls for 10.7 days and regularly aggregates up to 1.06" (27mm) of precipitation.

What is the driest month in Providence?

The month with the least rainfall in Providence is September when the rain falls for 10.7 days and typically collects 1.06" (27mm) of precipitation.

When it does not snow in Providence?

In Providence, Rhode Island, snow does not fall in June through October.

What is the ocean temperature in September in Providence?

In Providence, the average seawater temperature in September is 66.7°F (19.3°C). For most, swimming in 66.7°F (19.3°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

How many hours of daylight does Providence have in September?

In Providence, the average length of the day in September is 12.5h.

How many hours of sunshine does Providence have in September?

In September, the average sunshine in Providence is 8.7h.

How high is the UV index in September in Providence?

In Providence, Rhode Island, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health threat from the exposure to the Sun's UV radiation.
Average temperature in September - Providence, RI
  • Average high temperature in September: 22.5°C

The warmest month (with the highest average high temperature) is July (27.2°C).
The month with the lowest average high temperature is January (1.7°C).

  • Average low temperature in September: 14°C

The month with the highest average low temperature is July (18.3°C).
The coldest month (with the lowest average low temperature) is January (-4.7°C).

Average pressure in September - Providence, RI
  • Average pressure in September: 1017.7mbar

The month with the highest atmospheric pressure is November (1018.3mbar).
The month with the lowest atmospheric pressure is June (1013.5mbar).

Average wind speed in September - Providence, RI
  • Average wind speed in September: 11.6km/h

The windiest month (with the highest average wind speed) is February (16km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).

Average humidity in September - Providence, RI
  • Average humidity in September: 78%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in September - Providence, RI
  • Average rainfall in September: 27mm

The wettest month (with the highest rainfall) is April (61mm).
The driest month (with the least rainfall) is September (27mm).

Average rainfall days in September - Providence, RI
  • Average rainfall days in September: 10.7 days

The month with the highest number of rainy days is July (15.5 days).
The month with the least rainy days is January (7.8 days).

Average snowfall in September - Providence, RI
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (51mm).
Months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in September - Providence, RI
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.9 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average sea temperature in September - Providence, RI
  • Average sea temperature in September: 19.3°C

The best month for swimming (with the highest average sea temperature) is August (20.7°C).
The coldest month (with the lowest average sea temperature) is February (3.4°C).

Average daylight in September / Average sunshine in September - Providence, RI
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 8.7h

The month with the most sunshine is August (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.8h).

Average sunshine days in September - Providence, RI
  • Average sunshine days in September: 16.7 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is April (13.2 days).

Average UV index in September - Providence, RI
  • Average UV index in September: 4

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

Average cloud cover in September - Providence, RI
  • Average cloud cover in September: 35

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

Average visibility in September - Providence, RI
  • Average visibility in September: 9km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).