Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average sea temperature in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
In Warwick, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's moderately hot 79.5°F (26.4°C) to a pleasant 72.5°F (22.5°C). Warwick's temperature in September lowers to a consistent average of 58.1°F (14.5°C) during the nights.Humidity
The average relative humidity in September in Warwick is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.3 days and typically collects 1.26" (32mm) of precipitation.Snowfall
In Warwick, snow does not fall in May through October.Ocean temperature
In Warwick, in September, the average water temperature is 66.7°F (19.3°C).Note: Swimming in water at 66.7°F (19.3°C) is not a pleasing experience for the majority. As the temperature descends from 69.8°F (21°C) to 59°F (15°C), controlling breathing becomes increasingly hard.
Daylight
The average length of the day in September is 12h and 28min.On the first day of September, sunrise is at 6:12 am and sunset at 7:18 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:28 pm EDT.
Sunshine
In Warwick, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What is the usual temperature for Warwick in September?
What is the average humidity in September in Warwick?
What is the driest month in Warwick?
How much does it rain in Warwick in September?
When it does not snow in Warwick?
What is the ocean temperature in September in Warwick?
How many hours of daylight does Warwick have in September?
When is the sunrise / sunset in September in Warwick?
How many hours of sunshine does Warwick have in September?
What is the UV index intensity in September in Warwick?
Average temperature in September
Warwick, RI
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (35.2°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in September
Warwick, RI
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in September
Warwick, RI
- Average wind speed in September: 7.6mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).
Average humidity in September
Warwick, 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
Warwick, RI
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is December (3.07").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in September
Warwick, RI
- Average rainfall days in September: 11.3 days
The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in September
Warwick, RI
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Warwick, RI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in September
Warwick, RI
- Average sea temperature in September: 66.7°F
The best month for swimming (with the highest average sea temperature) is August (69.3°F).
The coldest month (with the lowest average sea temperature) is February (38.1°F).
Average daylight in September /
Average sunshine in September
Warwick, RI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in September
Warwick, RI
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (12 days).
Average UV index in September
Warwick, RI
- Average UV index in September: 4
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, November and December (UV index 2).
Average cloud cover in September
Warwick, RI
- Average cloud cover in September: 34
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Warwick, RI
- 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).
Warwick, Rhode Island, USA
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