September brings the onset of autumn in
Arlington, however, it retains some of its summer's warmth. A slight decrease in temperature and sunshine hours indicates the transition from summer to fall. Again, with no snowfall recorded, the weather remains mild and pleasant. The vibrant autumn colors start to decorate the landscape contributing to the town’s stunning visual appeal. Despite the changing season, outdoor pursuits remain popular during this glorious time of year.
Temperature
September indicates a minor shift in the average high-temperature, from
August's moderately hot 77.4°F (25.2°C) to a pleasant 70.5°F (21.4°C). During the September nights, an average temperature of 50.7°F (10.4°C) is observed.
Humidity
The average relative humidity in September in Arlington,
Vermont, is 79%.
Rainfall
March and September are months with the least rain when the rain falls for 12.6 days and typically aggregates up to 2.32" (59mm) of rain.
Snowfall
June through September are months without snowfall.
Daylight
In September, the average length of the day is 12h and 29min.
On the first day of September, sunrise is at 6:17 am and sunset at 7:27 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:35 pm EDT.
Sunshine
The average sunshine in September is 8.8h.
UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: In September, the maximum UV index of 3 suggests these recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.