Yarmouth
Canada
Long term weather forecast
Long term weather forecast

September weather forecast and Climate
Yarmouth, Canada

  • Average high temperature in September: 18°C

Warmest month (with highest average high temperature) is August (21°C).
Month with lowest average high temperature is February (0°C).

  • Average low temperature in September: 9°C

Months with highest average low temperature are July and August (12°C).
Coldest months (with lowest average low temperature) are January and February (-7°C).

  • Average rainfall in September: 90mm

Wettest month (with highest rainfall) is December (144mm).
Driest month (with lowest rainfall) is July (88mm).

  • Average rainfall days in September: 9 days

Months with highest number of rainy days are January and December (18 days).
Months with lowest number of rainy days are August and September (9 days).

  • Average sea temperature in September: 14°C

Best month for swimming (with highest average sea temperature) is August (15°C).
Coldest months (with lowest average sea temperature) are February and March (3°C).

  • Average daylight in September: 12h

Months with longest days are May, June and July (Average daylight: 15h).
Months with shortest days are January and December (Average daylight: 9h).

  • Average sunshine in September: 6h

Months with most sunshine are May, June, July and August (Average sunshine: 7h).
Months with least sunshine are January and December (Average sunshine: 2).

  • Average UV index in September: 6

Months with highest UV index are June and July (UV index 8).
Months with lowest UV index are January and December (UV index 1).

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