September weather forecast
Lambert Lake, ME

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Weather in September

September, the first month of the autumn in Lambert Lake, is also an enjoyable month, with an average temperature fluctuating between 67.5°F (19.7°C) and 47.5°F (8.6°C).

Temperature

Lambert Lake's September weather shows a modest shift in high-temperatures, falling from August's warm 75.4°F (24.1°C) to an enjoyable 67.5°F (19.7°C). During the month of September, the temperature falls to an average of 47.5°F (8.6°C).

Humidity

The average relative humidity in September is 80%.

Rainfall

In September, the rain falls for 12.9 days. Throughout September, 2.36" (60mm) of precipitation is accumulated. In Lambert Lake, during the entire year, the rain falls for 144.3 days and collects up to 33.35" (847mm) of precipitation.

Snowfall

In Lambert Lake, snow does not fall in June through September.

Daylight

In Lambert Lake, the average length of the day in September is 12h and 31min.
On the first day of September, sunrise is at 5:52 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 6:11 pm EDT.

Sunshine

The average sunshine in September is 7.4h.

UV index

In Lambert Lake, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 4 in September translates into these instructions:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

In Lambert Lake, 67.5°F (19.7°C) is the average high-temperature and 47.5°F (8.6°C) is the average low-temperature during September.

What is the average humidity in September?

In September, the average relative humidity in Lambert Lake is 80%.

How much does it rain in September?

In Lambert Lake, Maine, during September, the rain falls for 12.9 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow?

In Lambert Lake, snow does not fall in June through September.

Does it snow in September?

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

What is the average length of the day in September?

In September, the average day length is 12h and 31min.

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 5:52 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 6:11 pm EDT.

How long on average sun shines in September in Lambert Lake?

The average sunshine duration in September is 7.4h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 4. A UV Index 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
Lambert Lake, ME

Average temperature in September - Lambert Lake, ME
  • Average high temperature in September: 67.5°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 (24.3°F).

  • Average low temperature in September: 47.5°F

The month with the highest average low temperature is July (55.2°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

Average pressure in September
Lambert Lake, ME

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

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

Average wind speed in September
Lambert Lake, ME

Average wind speed in September - Lambert Lake, ME
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (6mph).

Average humidity in September
Lambert Lake, ME

Average humidity in September - Lambert Lake, ME
  • Average humidity in September: 80%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (77%).

Average rainfall in September
Lambert Lake, ME

Average rainfall in September - Lambert Lake, ME
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is December (3.66").
The driest month (with the least rainfall) is July (2.05").

Average rainfall days in September
Lambert Lake, ME

Average rainfall days in September - Lambert Lake, ME
  • Average rainfall days in September: 12.9 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in September
Lambert Lake, ME

Average snowfall in September - Lambert Lake, ME
  • Average snowfall in September: 0"

The month with the highest snowfall is February (11.77").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Lambert Lake, ME

Average snowfall days in September - Lambert Lake, ME
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (17.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Lambert Lake, ME

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in September: 7h and 2min

The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 54min).

Average sunshine days in September
Lambert Lake, ME

Average sunshine days in September - Lambert Lake, ME
  • Average sunshine days in September: 15.8 days

The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is February (9.8 days).

Average UV index in September
Lambert Lake, ME

Average UV index in September - Lambert Lake, ME
  • Average UV index in September: 4

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).

Average cloud cover in September
Lambert Lake, ME

Average cloud cover in September - Lambert Lake, ME
  • Average cloud cover in September: 45

The month with the most cloud cover is February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 44).

Average visibility in September
Lambert Lake, ME

Average visibility in September - Lambert Lake, 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).

Lambert Lake, Maine, USA

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