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

Graz Weather in September

Graz in September

The short of it: Graz in September averages a high of 21 °C (69 °F) and a low of 10 °C (51 °F), with 101 mm (4.0 in) of rain and about 12 h 29 min of daylight. Rated 3 of 5 for a visit; the best months are April and March. Source: TerraClimate climate normals, 1991–2020.

Average high 21° · low 10° · rain 101 mm · daylight 12 h 29 min

✦✦✦ Fair for a visit · best months: April & March

Thirty years of records give Graz an average September high of 21°, a low of 10° and some 101 mm of rain. Highs fall 6° against August, to near 21°; nights run about 10°. Wet spells are common — about 101 mm, the 4th wettest month.

The sun is up for about 12 h 29 min in mid-September, 104 minutes less than a month before.

For the traveller: pack light clothes and a jacket for the evening, and an oilskin besides. The Almanac rates September 3 of 5 for a visit; the finest months here are April and March.

Against its neighbours, Graz runs warmer than most and wetter than most in September. Sankt Leonhard, 1 km to the E, sees much the same highs.

September in Graz, by the numbers

Warmth rank
5th warmest of 12
Rain rank
4th wettest of 12
Versus August
6° colder, 26 mm less rain
Versus October
6° warmer
Day–night spread
10°
Snow season
Dec–Feb
Daylight, mid-month
12 h 29 min
Average wind
6 km/h

Neighbouring Towns

September averages · distance by the crow’s flight
TownDistanceHighLowRain
Sankt LeonhardStyria1 km E21°10°101 mm
GriesStyria1 km WSW21°10°101 mm
JakominiStyria2 km SSE21°10°101 mm
GeidorfStyria2 km N20°10°101 mm
WaltendorfStyria2 km E20°10°102 mm
LendStyria3 km NW20°10°104 mm
Sankt PeterStyria3 km SE20°10°102 mm
EggenbergStyria3 km W20°10°104 mm

The Almanac · Graz Month by Month

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

Highs fall 6° against August, to near 21°; nights run about 10°. Wet spells are common — about 101 mm, the 4th wettest month.

Climate of Graz by month
MonthHighLowRainWindDaylightVisit
January4°-4°22 mm5 km/h8 h 54 min✦✦✦
February7°-3°28 mm6 km/h10 h 13 min✦✦✦
March12°1°41 mm8 km/h11 h 46 min✦✦✦✦
April17°5°45 mm8 km/h13 h 32 min✦✦✦✦✦
May22°10°98 mm8 km/h15 h 3 min✦✦✦
June25°14°113 mm7 km/h15 h 53 min✦✦✦
July27°15°126 mm7 km/h15 h 32 min✦✦✦
August26°15°127 mm6 km/h14 h 13 min✦✦✦
September21°10°101 mm6 km/h12 h 29 min✦✦✦
October15°6°70 mm5 km/h10 h 46 min✦✦✦
November9°2°55 mm5 km/h9 h 16 min✦✦
December4°-3°39 mm5 km/h8 h 31 min✦✦✦

Questions Readers Ask about Graz in September

Answered from the wire & the Almanac

What is the weather like in Graz in September?

Days average 21 °C (69 °F) and nights 10 °C (51 °F), with about 101 mm (4.0 in) of rain over the month. Highs fall 6° against August, to near 21°; nights run about 10°. Wet spells are common — about 101 mm, the 4th wettest month.

Is September a good time to visit Graz?

The Almanac gives September 3 of 5 (fair). The best months are April and March.

How long are the days in Graz in September?

In mid-September the sun is up for about 12 h 29 min. The days are shortening — from 8 h 31 min in December to 15 h 53 min in June.

Does it snow in Graz in September?

Hardly — September nights average 10 °C (51 °F), above freezing.

What should I pack for Graz in September?

Light clothes and a jacket for the evening, plus a good raincoat — it is a wet month.

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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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