September weather forecast
Peru, ME

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Weather in September

September, the first month of the autumn in Peru, is also an agreeable month, with temperature in the range of an average low of 47.3°F (8.5°C) and an average high of 68°F (20°C).

Temperature

In Peru, the beginning of September is marked by a marginally lowered average high-temperature, shifting from August's moderately hot 75.6°F (24.2°C) to an agreeable 68°F (20°C). The average low-temperature in Peru during September nights is a frosty 47.3°F (8.5°C).

Humidity

In September, the average relative humidity in Peru is 79%.

Rainfall

In Peru, Maine, during September, the rain falls for 11 days and regularly aggregates up to 1.89" (48mm) of precipitation. In Peru, during the entire year, the rain falls for 146.3 days and collects up to 28.31" (719mm) of precipitation.

Snowfall

June through September are months without snowfall in Peru.

Daylight

In September, the average length of the day is 12h and 31min.
On the first day of September in Peru, sunrise is at 6:05 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:23 pm EDT.

Sunshine

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

UV index

In September, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 3 in September converts into the following recommendations:
Take precautions - Protection against sun damage is advised. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What is the temperature in September in Peru?

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

What is the average humidity in September in Peru?

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

How much does it rain in Peru in September?

In Peru, during September, the rain falls for 11 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow in Peru?

June through September are months without snowfall.

Does it snow in Peru in September?

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

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

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

What time are sunrise and sunset in September in Peru?

On the first day of September, sunrise is at 6:05 am and sunset at 7:17 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:23 pm EDT.

How long on average sun shines in September in Peru?

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

What is the UV index reading in September in Peru?

The average daily maximum UV index in September in Peru, Maine, is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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
Peru, ME

Average temperature in September - Peru, 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
Peru, ME

Average pressure in September - Peru, 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
Peru, ME

Average wind speed in September - Peru, 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
Peru, ME

Average humidity in September - Peru, 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
Peru, ME

Average rainfall in September - Peru, 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
Peru, ME

Average rainfall days in September - Peru, 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
Peru, ME

Average snowfall in September - Peru, 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
Peru, ME

Average snowfall days in September - Peru, 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
Peru, ME

Average daylight in September / Average sunshine in September - Peru, 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
Peru, ME

Average sunshine days in September - Peru, 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
Peru, ME

Average UV index in September - Peru, 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
Peru, ME

Average cloud cover in September - Peru, 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
Peru, ME

Average visibility in September - Peru, 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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Peru, Maine, USA

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