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 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
The start of September signals a gentle decrease in the average high-temperature, transitioning from a moderately hot 80.8°F (27.1°C) in August to an agreeable 73°F (22.8°C). The average temperature in Cumberland Hill during September nights dips to a fresh 55.2°F (12.9°C).Humidity
In Cumberland Hill, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall in Cumberland Hill is September, when the rain falls for 11.6 days and typically collects 1.3" (33mm) of precipitation.Snowfall
In Cumberland Hill, snow does not fall in June through September.Daylight
In Cumberland Hill, the average length of the day in September is 12h and 28min.On the first day of September in Cumberland Hill, Rhode Island, sunrise is at 6:12 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:28 pm EDT.
Sunshine
In September, the average sunshine is 8h.UV index
In Cumberland Hill, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Undertake precautions - Guarding against sun damage is counselled. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Frequently asked questions
What is the average September temperature in Cumberland Hill?
What is the average humidity in September in Cumberland Hill?
What is the driest month in Cumberland Hill?
How many days does it rain in September in Cumberland Hill?
When it does not snow in Cumberland Hill?
Does it snow in Cumberland Hill in September?
How many hours of daylight does Cumberland Hill have in September?
When are sunrise and sunset in September in Cumberland Hill?
How many hours of sunshine does Cumberland Hill have in September?
What is the UV index intensity in September in Cumberland Hill?
Average temperature in September
Cumberland Hill, RI
- Average high temperature in September: 73°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in September: 55.2°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21.4°F).
Average pressure in September
Cumberland Hill, RI
- Average pressure in September: 30.06"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
Cumberland Hill, RI
- Average wind speed in September: 6.5mph
The windiest month (with the highest average wind speed) is March (9.2mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Cumberland Hill, RI
- Average humidity in September: 78%
The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).
Average rainfall in September
Cumberland Hill, RI
- Average rainfall in September: 1.3"
The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is September (1.3").
Average rainfall days in September
Cumberland Hill, RI
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is June (15.3 days).
The months with the least rainy days are January and February (7.9 days).
Average snowfall in September
Cumberland Hill, RI
- Average snowfall in September: 0"
The month with the highest snowfall is March (3.66").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Cumberland Hill, RI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Cumberland Hill, 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 0min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Cumberland Hill, RI
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (12.5 days).
Average UV index in September
Cumberland Hill, 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
Cumberland Hill, RI
- Average cloud cover in September: 42
The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Cumberland Hill, RI
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, October, November and December (6mi).
The months with the lowest visibility are May, June, July, August and September (5mi).
Cumberland Hill, Rhode Island, USA
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