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
Ipswich in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 75°F (23.9°C) to a pleasant 69.1°F (20.6°C). The month of September records an average low-temperature of 58.6°F (14.8°C).Humidity
In Ipswich, the average relative humidity in September is 77%.Rainfall
In September, the rain falls for 9.5 days. Throughout September, 0.63" (16mm) of precipitation is accumulated. Throughout the year, there are 113.7 rainfall days, and 9.69" (246mm) of precipitation is accumulated.Snowfall
In Ipswich, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 6:08 am and sunset at 7:17 pm. On the last day of September, sunrise is at 6:40 am and sunset at 6:26 pm EDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In Ipswich, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during September leads to these instructions:
Act with care - Obligation to protect against skin and eye damage is highlighted. It's recommended to limit sun exposure when its radiation is at its peak during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September in Ipswich?
When is the sunrise / sunset in September in Ipswich?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Ipswich, MA
- Average high temperature in September: 69.1°F
The warmest month (with the highest average high temperature) is July (75.7°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in September: 58.6°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in September
Ipswich, MA
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in September
Ipswich, MA
- Average wind speed in September: 8.9mph
The windiest month (with the highest average wind speed) is January (13.4mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).
Average humidity in September
Ipswich, MA
- Average humidity in September: 77%
The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is November (73%).
Average rainfall in September
Ipswich, MA
- Average rainfall in September: 0.63"
The wettest month (with the highest rainfall) is July (1.1").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in September
Ipswich, MA
- Average rainfall days in September: 9.5 days
The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is January (6.4 days).
Average snowfall in September
Ipswich, MA
- Average snowfall in September: 0"
The month with the highest snowfall is March (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Ipswich, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.6 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
Ipswich, MA
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).
Average sunshine days in September
Ipswich, MA
- Average sunshine days in September: 18.7 days
The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (16 days).
Average UV index in September
Ipswich, MA
- Average UV index in September: 4
The months with the highest UV index are 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
Ipswich, MA
- Average cloud cover in September: 32
The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Ipswich, MA
- 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).
Ipswich, Massachusetts, USA
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