The Frontier Gazette & Almanack
“Fair Warning for Every Town Under the Sky” · Est. 1881
Measure in

Edmonton Weather in September

Edmonton in September

The short of it: Edmonton in September averages a high of 18 °C (64 °F) and a low of 5 °C (42 °F), with 33 mm (1.3 in) of rain and about 12 h 35 min of daylight. Rated 5 of 5 for a visit; the best months are September and August. Source: TerraClimate climate normals, 1991–2020.

Average high 18° · low 5° · rain 33 mm · daylight 12 h 35 min

✦✦✦✦✦ Recommended for a visit · best months: September & August

September in Edmonton brings afternoons near 18° and nights around 5°, with about 33 mm of rain over the month. Highs fall 6° against August, to near 18°; nights run about 5°. Rain is modest, about 33 mm, the 5th wettest month.

The sun is up for about 12 h 35 min in mid-September, 132 minutes less than a month before.

For the traveller: pack layers, a wool coat and stout boots. The Almanac rates September 5 of 5 for a visit; it is the best month of the year to come.

Against its neighbours, Edmonton runs warmer than most and about as wet in September. Boyle Street, 1 km to the W, sees much the same highs.

September in Edmonton, by the numbers

Warmth rank
4th warmest of 12
Rain rank
5th wettest of 12
Versus August
6° colder, 24 mm less rain
Versus October
8° warmer
Day–night spread
12°
Snow season
Nov–Apr
Daylight, mid-month
12 h 35 min
Average wind
11 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
Boyle StreetAlberta1 km W18°5°33 mm
Alberta AvenueAlberta2 km NNW18°5°33 mm
Central McDougallAlberta2 km WNW18°5°33 mm
DowntownAlberta2 km WSW18°5°34 mm
Queen Mary ParkAlberta3 km W18°5°34 mm
StrathconaAlberta3 km SSW18°5°34 mm
OttewellAlberta4 km SE18°5°34 mm
WîhkwêntôwinAlberta4 km WSW18°5°34 mm

The Almanac · Edmonton Month by Month

Climate normals 1991–2020 · pick a month
PrecipitationAverage highAverage low
Recommended
The Almanac Speaks
September
✦✦✦✦✦

Highs fall 6° against August, to near 18°; nights run about 5°. Rain is modest, about 33 mm, the 5th wettest month.

Climate of Edmonton by month
MonthHighLowRainWindDaylightVisit
January-7°-16°22 mm11 km/h8 h 0 min✦✦
February-4°-14°13 mm12 km/h9 h 43 min✦✦
March0°-9°17 mm12 km/h11 h 41 min✦✦
April9°-2°29 mm13 km/h13 h 55 min✦✦✦
May17°4°46 mm13 km/h15 h 53 min✦✦✦✦
June21°10°85 mm11 km/h17 h 1 min✦✦✦
July24°12°96 mm10 km/h16 h 32 min✦✦✦
August23°11°57 mm10 km/h14 h 47 min✦✦✦✦
September18°5°33 mm11 km/h12 h 35 min✦✦✦✦✦
October10°-1°20 mm12 km/h10 h 26 min✦✦✦✦
November1°-8°22 mm12 km/h8 h 29 min✦✦
December-5°-14°16 mm11 km/h7 h 29 min✦✦

Questions Readers Ask about Edmonton in September

Answered from the wire & the Almanac

What is the weather like in Edmonton in September?

Days average 18 °C (64 °F) and nights 5 °C (42 °F), with about 33 mm (1.3 in) of rain over the month. Highs fall 6° against August, to near 18°; nights run about 5°. Rain is modest, about 33 mm, the 5th wettest month.

Is September a good time to visit Edmonton?

The Almanac gives September 5 of 5 (recommended). It is the best month of the year to visit.

How long are the days in Edmonton in September?

In mid-September the sun is up for about 12 h 35 min. The days are shortening — from 7 h 29 min in December to 17 h 1 min in June.

Does it snow in Edmonton in September?

Hardly — September nights average 5 °C (42 °F), above freezing.

What should I pack for Edmonton in September?

Layers, a warm coat and stout boots.

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The Editor’s Remark

“Weather is the only news that never grows stale. Each morning the sky writes its own front page, and we at Wanted Weather are but its telegraph operators.”— J. Whitmore, Editor
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