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
Harmony records a mild change in average high-temperature during September, easing from a moderately hot 76.5°F (24.7°C) in August to an agreeable 68.9°F (20.5°C). Throughout September, the average low-temperature in Harmony dips to a chilly 48.9°F (9.4°C).Humidity
The average relative humidity in September is 78%.Rainfall
In Harmony, during September, the rain falls for 9.1 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, in Harmony, there are 120.7 rainfall days, and 15.79" (401mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Harmony.Daylight
In September, the average length of the day is 12h and 31min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:14 pm. On the last day of September, in Harmony, sunrise is at 6:35 am and sunset at 6:20 pm EDT.
Sunshine
In September, the average sunshine is 8.1h.UV index
The average daily maximum UV index in September in Harmony is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 4 during September translates into the following recommendations:
Act with care - Obligation to protect against skin and eye damage is highlighted. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Frequently asked questions
What is the usual temperature for Harmony in September?
What is the average humidity in September in Harmony?
How many days does it rain in September in Harmony?
When it does not snow in Harmony?
Does it snow in Harmony in September?
What is the average length of the day in September in Harmony?
When are sunrise and sunset in September in Harmony?
How many hours of sunshine does Harmony have in September?
What is the UV index intensity in September in Harmony?
Average temperature in September
Harmony, ME
- Average high temperature in September: 68.9°F
The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in September: 48.9°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (11.3°F).
Average pressure in September
Harmony, ME
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is September (30.04"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in September
Harmony, ME
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in September
Harmony, ME
- Average humidity in September: 78%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are May and November (77%).
Average rainfall in September
Harmony, ME
- Average rainfall in September: 1.06"
The wettest months (with the highest rainfall) are April, June and October (1.73").
The driest months (with the least rainfall) are February and March (0.91").
Average rainfall days in September
Harmony, ME
- Average rainfall days in September: 9.1 days
The month with the highest number of rainy days is July (15.2 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in September
Harmony, ME
- Average snowfall in September: 0"
The month with the highest snowfall is February (4.09").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Harmony, ME
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Harmony, 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: 8h and 1min
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 48min).
Average sunshine days in September
Harmony, ME
- Average sunshine days in September: 19 days
The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in September
Harmony, 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 January, February, March, October, November and December (UV index 2).
Average cloud cover in September
Harmony, ME
- Average cloud cover in September: 40
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 40).
Average visibility in September
Harmony, ME
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Harmony, Maine, USA
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