September Weather at North Point, Prince Edward Island Canada

Daily high temperatures decrease by 9°F, from 68°F to 59°F, rarely falling below 52°F or exceeding 75°F.

Daily low temperatures decrease by 8°F, from 58°F to 50°F, rarely falling below 43°F or exceeding 64°F.

For reference, on August 1, the hottest day of the year, temperatures at North Point, Prince Edward Island typically range from 62°F to 73°F, while on January 30, the coldest day of the year, they range from 11°F to 24°F.

The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on September. The horizontal axis is the day, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.

Bihoro, Japan (5,933 miles away) is the far-away foreign place with temperatures most similar to North Point, Prince Edward Island (view comparison).

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The month of September at North Point, Prince Edward Island experiences gradually increasing cloud cover, with the percentage of time that the sky is overcast or mostly cloudy increasing from 40% to 44%. The lowest chance of overcast or mostly cloudy conditions is 40% on September 2.

The clearest day of the month is September 2, with clear, mostly clear, or partly cloudy conditions 60% of the time.

For reference, on January 28, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 68%, while on September 2, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 60%.

A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. At North Point, Prince Edward Island, the chance of a wet day over the course of September is gradually increasing, starting the month at 29% and ending it at 31%.

For reference, the year's highest daily chance of a wet day is 35% on November 18, and its lowest chance is 26% on March 13.

Rainfall

To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day.

The average sliding 31-day rainfall during September at North Point, Prince Edward Island is increasing, starting the month at 2.7 inches, when it rarely exceeds 4.4 inches or falls below 1.3 inches, and ending the month at 3.4 inches, when it rarely exceeds 6.0 inches or falls below 1.5 inches.

Over the course of September at North Point, Prince Edward Island, the length of the day is rapidly decreasing. From the start to the end of the month, the length of the day decreases by 1 hour, 36 minutes, implying an average daily decrease of 3 minutes, 19 seconds, and weekly decrease of 23 minutes, 16 seconds.

The shortest day of the month is September 30, with 11 hours, 42 minutes of daylight and the longest day is September 1, with 13 hours, 19 minutes of daylight.

The earliest sunrise of the month at North Point, Prince Edward Island is 6:35 AM on September 1 and the latest sunrise is 38 minutes later at 7:14 AM on September 30.

The latest sunset is 7:54 PM on September 1 and the earliest sunset is 58 minutes earlier at 6:56 PM on September 30.

Daylight saving time is observed at North Point, Prince Edward Island during 2024, but it neither starts nor ends during September, so the entire month is in standard time.

For reference, on June 20, the longest day of the year, the Sun rises at 5:20 AM and sets 15 hours, 55 minutes later, at 9:15 PM, while on December 21, the shortest day of the year, it rises at 7:59 AM and sets 8 hours, 30 minutes later, at 4:29 PM.

The figure below presents a compact representation of the sun's elevation (the angle of the sun above the horizon) and azimuth (its compass bearing) for every hour of every day in the reporting period. The horizontal axis is the day of the year and the vertical axis is the hour of the day. For a given day and hour of that day, the background color indicates the azimuth of the sun at that moment. The black isolines are contours of constant solar elevation.

The figure below presents a compact representation of key lunar data for September 2024. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon.

We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night.

The chance that a given day will be muggy at North Point, Prince Edward Island is decreasing during September, falling from 9% to 2% over the course of the month.

For reference, on August 3, the muggiest day of the year, there are muggy conditions 23% of the time, while on October 29, the least muggy day of the year, there are muggy conditions 0% of the time.

This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages.

The average hourly wind speed at North Point, Prince Edward Island is rapidly increasing during September, increasing from 13.5 miles per hour to 15.7 miles per hour over the course of the month.

For reference, on December 16, the windiest day of the year, the daily average wind speed is 19.6 miles per hour, while on July 19, the calmest day of the year, the daily average wind speed is 11.5 miles per hour.

The hourly average wind direction at North Point, Prince Edward Island throughout September is predominantly from the west, with a peak proportion of 39% on September 22.

North Point, Prince Edward Island is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water.

The average surface water temperature at North Point, Prince Edward Island is decreasing during September, falling by 6°F, from 62°F to 56°F, over the course of the month.

Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere).

The growing season at North Point, Prince Edward Island typically lasts for 6.0 months (185 days), from around May 3 to around November 4, rarely starting before April 17 or after May 19, and rarely ending before October 19 or after November 21.

The month of September at North Point, Prince Edward Island is reliably fully within the growing season.

Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. In this report, we use a base of 50°F and a cap of 86°F.

The average accumulated growing degree days at North Point, Prince Edward Island are increasing during September, increasing by 256°F, from 1,236°F to 1,492°F, over the course of the month.

This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. Shortwave radiation includes visible light and ultraviolet radiation.

The average daily incident shortwave solar energy at North Point, Prince Edward Island is rapidly decreasing during September, falling by 1.5 kWh, from 5.1 kWh to 3.5 kWh, over the course of the month.

For the purposes of this report, the geographical coordinates of North Point, Prince Edward Island are 47.083 deg latitude, -64.000 deg longitude, and 0 ft elevation.

The topography within 2 miles of North Point, Prince Edward Island is essentially flat, with a maximum elevation change of 23 feet and an average elevation above sea level of 0 feet. Within 10 miles is essentially flat (125 feet). Within 50 miles also contains only modest variations in elevation (308 feet).

The area within 2 miles of North Point, Prince Edward Island is covered by water (100%), within 10 miles by water (92%), and within 50 miles by water (89%).