September weather forecastMalden, MA
September
Weather in September
September marks the transition from summer to fall in Malden. As the city moves away from summer's peak, conditions start to cool off but remain generally pleasant. A decline in rainfall amount is observed, with a value of about 1.26" (32mm) this month. Meanwhile, temperature values gradually decrease, paving the way for comfy autumn weather. The city hence starts preparing for the upcoming autumnal majestic view.Temperature
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's moderately hot 80.4°F (26.9°C) to a pleasant 72.7°F (22.6°C). Malden's temperature tends to fall to an average low of 57°F (13.9°C) during the nights of September.Humidity
In Malden, the average relative humidity in September is 75%.Rainfall
The month with the least rainfall is September, when the rain falls for 10.4 days and typically collects 1.26" (32mm) of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Malden, Massachusetts, the average length of the day in September is 12h and 29min.On the first day of September in Malden, sunrise is at 6:10 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:26 pm EDT.
Sunshine
In Malden, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoiding the Sun during its peak radiation time around midday is a healthy practice. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Malden, MA
- Average high temperature in September: 72.7°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.8°F).
- Average low temperature in September: 57°F
The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).
Average pressure in September
Malden, 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
Malden, MA
- Average wind speed in September: 6.6mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in September
Malden, MA
- Average humidity in September: 75%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is April (69%).
Average rainfall in September
Malden, MA
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is December (2.91").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in September
Malden, MA
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in September
Malden, MA
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Malden, MA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Malden, MA
- Average daylight in September: 12h and 30min
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 6min).
- Average sunshine in September: 8h and 24min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Malden, MA
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is April (13.2 days).
Average UV index in September
Malden, MA
- 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
Malden, MA
- Average cloud cover in September: 37
The month with the most cloud cover is March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Malden, 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).
