Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
With the commencement of September, Highland Park records a moderate temperature decline, with the average high easing from August's warm 77.2°F (25.1°C) to an agreeable 70.3°F (21.3°C). Nighttime temperatures in September average to a chilly 49.1°F (9.5°C).Humidity
The average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 9.7 days and accumulates 1.22" (31mm) of precipitation.Snowfall
June through September are months without snowfall in Highland Park.Daylight
In Highland Park, the average length of the day in September is 12h and 30min.On the first day of September, sunrise is at 6:07 am and sunset at 7:19 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:25 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In Highland Park, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 3 during September, leads to the following recommendations:
Be vigilant - Preventing sunburn is recommended. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Highland Park in September?
What is the average humidity in September?
What is the driest month?
How much does it rain in September?
When it does not snow in Highland Park?
Does it snow in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Highland Park have in September?
What is the UV index reading in September?
Average temperature in September
Highland Park, ME
- Average high temperature in September: 70.3°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (26.1°F).
- Average low temperature in September: 49.1°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (11.7°F).
Average pressure in September
Highland Park, ME
- Average pressure in September: 30.05"Hg
The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Highland Park, ME
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is April (5.8mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Highland Park, ME
- Average humidity in September: 78%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is November (76%).
Average rainfall in September
Highland Park, ME
- Average rainfall in September: 1.22"
The wettest months (with the highest rainfall) are April and October (2.64").
The driest month (with the least rainfall) is September (1.22").
Average rainfall days in September
Highland Park, ME
- Average rainfall days in September: 9.7 days
The months with the highest number of rainy days are April and July (14.3 days).
The month with the least rainy days is February (6.3 days).
Average snowfall in September
Highland Park, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (9.88").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Highland Park, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Highland Park, ME
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Highland Park, ME
- Average sunshine days in September: 18.4 days
The month with the most sunshine days is September (18.4 days).
The month with the least sunshine days is April (12.4 days).
Average UV index in September
Highland Park, ME
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Highland Park, ME
- Average cloud cover in September: 36
The month with the most cloud cover is March (Cloud cover 51).
The months with the least cloud cover are August and September (Cloud cover 36).
Average visibility in September
Highland Park, ME
- Average visibility in September: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Highland Park, Maine, USA
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