Sankt Peter in September

6.9out of 10

Possible, with caveats

Mild: highs around 18°C. Frequent rain: about 11 rainy days.

18°CAvg high
8°CAvg low
11Rainy days (101 mm)
12:19 hDaylight
06:48Sunrise · 19:06 Sunset

Why this score

  • Mild: highs around 18°C
  • Frequent rain: about 11 rainy days

What to wear and pack

  • Layers you can add or remove
  • Rain jacket or compact umbrella

How reliable is the forecast?

Rainfall in September is fairly consistent from year to year (3.0 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

Year at a glance

2° -6° J 4° -5° F 8° -1° M 13° 3° A 18° 7° M 21° 11° J 23° 12° J 23° 12° A 18° 8° S 13° 5° O 7° 1° N 2° -5° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 2°C-6°C35 mm 7– – 4.3
February 4°C-5°C43 mm 7– – 4.7
March 8°C-1°C59 mm 10– – 5.3
April 13°C3°C72 mm 12– – 6.1
May 18°C7°C96 mm 14– – 6.5
June 21°C11°C106 mm 15– – 6.8
July 23°C12°C102 mm 15– – 7.0
August 23°C12°C112 mm 14– – 7.1
September 18°C8°C101 mm 11– – 6.9
October 13°C5°C89 mm 10– – 6.3
November 7°C1°C83 mm 9– – 5.2
December 2°C-5°C57 mm 8– – 4.3

Frequently asked questions

How hot is Sankt Peter in September?

Daytime highs average 18°C and nights about 8°C.

When is the best time to visit Sankt Peter?

The best months are August, July, September, June.