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 average high-temperature slightly decreases in September, shifting from a warm 77.5°F (25.3°C) in August to an agreeable 71.2°F (21.8°C). Throughout the month of September, Scarborough Hills reports a steady low-temperature average of 59.9°F (15.5°C).Humidity
In September, the average relative humidity in Scarborough Hills is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 11.5 days and accumulates 1.5" (38mm) of precipitation.Snowfall
In Scarborough Hills, snow does not fall in April through November.Daylight
In September, the average length of the day is 12h and 28min.On the first day of the month, sunrise is at 6:12 am and sunset at 7:18 pm. On the last day of September, sunrise is at 6:42 am and sunset at 6:28 pm EDT.
Sunshine
In Scarborough Hills, the average sunshine in September is 8.8h.UV index
In Scarborough Hills, Rhode Island, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What are September temperatures in Scarborough Hills?
What is the average humidity in September in Scarborough Hills?
What is the driest month in Scarborough Hills?
How much does it rain in Scarborough Hills in September?
When it does not snow in Scarborough Hills?
What is the average length of the day in September in Scarborough Hills?
What time are sunrise and sunset in September in Scarborough Hills?
How long on average sun shines in September in Scarborough Hills?
What is the UV index reading in September in Scarborough Hills?
Average temperature in September
Scarborough Hills, RI
- Average high temperature in September: 71.2°F
The warmest months (with the highest average high temperature) are July and August (77.5°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in September: 59.9°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in September
Scarborough Hills, 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
Scarborough Hills, RI
- Average wind speed in September: 9.4mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is August (8.4mph).
Average humidity in September
Scarborough Hills, RI
- Average humidity in September: 78%
The month with the highest relative humidity is June (82%).
The months with the lowest relative humidity are March, April and November (74%).
Average rainfall in September
Scarborough Hills, RI
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.5").
Average rainfall days in September
Scarborough Hills, RI
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Scarborough Hills, RI
- Average snowfall in September: 0"
The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Scarborough Hills, RI
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Scarborough Hills, RI
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in September: 8h and 5min
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
Scarborough Hills, RI
- Average sunshine days in September: 16.2 days
The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (12.2 days).
Average UV index in September
Scarborough Hills, 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
Scarborough Hills, RI
- Average cloud cover in September: 33
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Scarborough Hills, 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).
Scarborough Hills, Rhode Island, USA
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