September weather forecast
Siberia, ME

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Weather in September

The first month of the autumn, September, is also an enjoyable month in Siberia, Maine, with temperature in the range of an average high of 67.3°F (19.6°C) and an average low of 47.8°F (8.8°C).

Temperature

The onset of September results in a small decrease in the average high-temperature, moderately receding from a moderately hot 75.4°F (24.1°C) in August to an enjoyable 67.3°F (19.6°C). Throughout September, Siberia encounters an average temperature drop to a frosty 47.8°F (8.8°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

In Siberia, during September, the rain falls for 12 days and regularly aggregates up to 2.05" (52mm) of precipitation. In Siberia, during the entire year, the rain falls for 156.1 days and collects up to 26.89" (683mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 32min.
On the first day of September, sunrise is at 5:55 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 6:15 pm EDT.

Sunshine

In Siberia, the average sunshine in September is 7.8h.

UV index

The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 3 in September translates into these instructions:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Updated: Jun 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

The high-temperature during September is 67.3°F (19.6°C) and the low-temperature is 47.8°F (8.8°C).

What is the average humidity in September?

In September, the average relative humidity is 79%.

How much does it rain in September?

In Siberia, in September, it is raining for 12 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow?

In Siberia, snow does not fall in June through September.

Does it snow in Siberia in September?

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

What is the average length of the day in September?

The average day length in September is 12h and 32min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 5:55 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:31 am and sunset at 6:15 pm EDT.

How many hours of sunshine does Siberia have in September?

In September, the average sunshine duration is 7.8h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health risk from exposure to the Sun's UV radiation.
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
Siberia, ME

Average temperature in September - Siberia, ME
  • Average high temperature in September: 67.3°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (22.6°F).

  • Average low temperature in September: 47.8°F

The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (9.7°F).

Average pressure in September
Siberia, ME

Average pressure in September - Siberia, ME
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are September and November (30.03"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in September
Siberia, ME

Average wind speed in September - Siberia, ME
  • Average wind speed in September: 5.9mph

The windiest month (with the highest average wind speed) is March (7.4mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in September
Siberia, ME

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

The months with the highest relative humidity are February and March (89%).
The month with the lowest relative humidity is May (75%).

Average rainfall in September
Siberia, ME

Average rainfall in September - Siberia, ME
  • Average rainfall in September: 2.05"

The wettest month (with the highest rainfall) is April (2.83").
The driest months (with the least rainfall) are March and July (1.73").

Average rainfall days in September
Siberia, ME

Average rainfall days in September - Siberia, ME
  • Average rainfall days in September: 12 days

The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (7.3 days).

Average snowfall in September
Siberia, ME

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

The month with the highest snowfall is February (10.24").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Siberia, ME

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

The month with the highest number of snowfall days is February (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in September: 7h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).

Average sunshine days in September
Siberia, ME

Average sunshine days in September - Siberia, ME
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is April (9.3 days).

Average UV index in September
Siberia, ME

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

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

Average cloud cover in September
Siberia, ME

Average cloud cover in September - Siberia, ME
  • Average cloud cover in September: 41

The month with the most cloud cover is February (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in September
Siberia, ME

Average visibility in September - Siberia, ME
  • Average visibility in September: 5mi

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

Siberia, Maine, USA

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