September weather forecast
Rumford, ME

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Weather in September

With days becoming shorter, September in Rumford ushers in autumn with a slight drop in temperature. Some trees commence the transition from lush green to picturesque hues of gold and brown. September's weather balance between the warmth of summer and the chills of autumn offers a welcoming atmosphere for sightseeing and outdoor events. However, snowfall is non-existent, making it the perfect time to enjoy scenic drives or forest hikes before winter sets in. The hustle and bustle of residents preparing for the forthcoming cold months can be observed in the city.

Temperature

The transition into September involves a small decrease in the average high-temperature, dipping slightly from a warm 75.6°F (24.2°C) in August to an agreeable 68°F (20°C). In September, the average low-temperature in Rumford records at a chilly 47.3°F (8.5°C) during the nights.

Humidity

The average relative humidity in September is 79%.

Rainfall

In Rumford, in September, during 11 rainfall days, 1.89" (48mm) of precipitation is typically accumulated. In Rumford, during the entire year, the rain falls for 146.3 days and collects up to 28.31" (719mm) of precipitation.

Snowfall

In Rumford, Maine, snow does not fall in June through September.

Daylight

The average length of the day in September in Rumford is 12h and 31min.
On the first day of the month, sunrise is at 6:05 am and sunset at 7:18 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:24 pm EDT.

Sunshine

In Rumford, the average sunshine in September is 8.2h.

UV index

In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, a regular UV index of 3 translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What are the temperatures in Rumford in September?

In September, the average high-temperature and low-temperature are 68°F (20°C) and 47.3°F (8.5°C) respectively.

What is the average humidity in September in Rumford?

The average relative humidity in September in Rumford, Maine, is 79%.

How much does it rain in Rumford in September?

In September, in Rumford, Maine, the rain falls for 11 days. Throughout September, 1.89" (48mm) of precipitation is accumulated.

When it does not snow in Rumford?

June through September are months without snowfall.

Does it snow in Rumford in September?

In Rumford, Maine, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Rumford?

The average day length in September is 12h and 31min.

When is the sunrise / sunset in September in Rumford?

In September, on the first day of the month, sunrise is at 6:05 am and sunset at 7:18 pm. On the last day of the month, in Rumford, Maine, sunrise is at 6:39 am and sunset at 6:24 pm EDT.

How many hours of sunshine does Rumford have in September?

In Rumford, Maine, the average sunshine duration in September is 8.2h.

What is the UV index intensity in September in Rumford?

In September, the average daily maximum UV index in Rumford is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Rumford, ME

Average temperature in September - Rumford, ME
  • Average high temperature in September: 68°F

The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (23.7°F).

  • Average low temperature in September: 47.3°F

The month with the highest average low temperature is July (55.4°F).
The coldest month (with the lowest average low temperature) is January (10°F).

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Average pressure in September
Rumford, ME

Average pressure in September - Rumford, ME
  • Average pressure in September: 30.04"Hg

The month with the highest atmospheric pressure is November (30.05"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in September
Rumford, ME

Average wind speed in September - Rumford, ME
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
Rumford, ME

Average humidity in September - Rumford, ME
  • Average humidity in September: 79%

The months with the highest relative humidity are January, February and March (86%).
The months with the lowest relative humidity are May and November (76%).

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Average rainfall in September
Rumford, ME

Average rainfall in September - Rumford, ME
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is October (3.31").
The driest month (with the least rainfall) is July (1.85").

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Average rainfall days in September
Rumford, ME

Average rainfall days in September - Rumford, ME
  • Average rainfall days in September: 11 days

The month with the highest number of rainy days is June (15.5 days).
The month with the least rainy days is February (8.2 days).

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Average snowfall in September
Rumford, ME

Average snowfall in September - Rumford, ME
  • Average snowfall in September: 0"

The month with the highest snowfall is February (12.28").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Rumford, ME

Average snowfall days in September - Rumford, ME
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Rumford, ME

Average daylight in September / Average sunshine in September - Rumford, ME
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

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Average sunshine days in September
Rumford, ME

Average sunshine days in September - Rumford, ME
  • Average sunshine days in September: 16.7 days

The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (11.3 days).

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Average UV index in September
Rumford, ME

Average UV index in September - Rumford, ME
  • Average UV index in September: 3

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in September
Rumford, ME

Average cloud cover in September - Rumford, ME
  • Average cloud cover in September: 40

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 40).

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Average visibility in September
Rumford, ME

Average visibility in September - Rumford, ME
  • Average visibility in September: 4mi

The months with the highest visibility are May, June, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, July, August and September (4mi).

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Rumford, Maine, USA

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