Buffalo in September

7.7out of 10

Yes, a good time to go

Mild: highs around 21°C. Frequent rain: about 10 rainy days.

21°CAvg high
15°CAvg low
10Rainy days (85 mm)
12:16 hDaylight
07:02Sunrise · 19:18 Sunset

Why this score

  • Mild: highs around 21°C
  • Frequent rain: about 10 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 (2.7 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.

Year at a glance

0° -6° J 0° -6° F 5° -2° M 11° 4° A 18° 11° M 23° 16° J 26° 19° J 25° 19° A 21° 15° S 15° 9° O 8° 3° N 3° -2° D Rainy days

Weather by month

MonthAvg highAvg lowRainfall Rainy daysHumiditySunshine Score
January 0°C-6°C74 mm 12– – 3.5
February 0°C-6°C60 mm 10– – 3.7
March 5°C-2°C75 mm 11– – 4.5
April 11°C4°C94 mm 12– – 5.6
May 18°C11°C87 mm 12– – 6.8
June 23°C16°C100 mm 12– – 7.4
July 26°C19°C102 mm 13– – 7.3
August 25°C19°C86 mm 11– – 7.6
September 21°C15°C85 mm 10– – 7.7
October 15°C9°C92 mm 13– – 6.2
November 8°C3°C79 mm 12– – 5.4
December 3°C-2°C78 mm 13– – 4.0

Frequently asked questions

How hot is Buffalo in September?

Daytime highs average 21°C and nights about 15°C.

When is the best time to visit Buffalo?

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