Cool
Average highs are around 19°C, so pack for cooler days.
September verdict
Saint John River Valley, Canada in September
Weather score40Poor
Poor for holiday weather
Average highs are around 19°C, so pack for cooler days. Sunshine averages 5.8h per day, enough for a balanced month. Rainfall averages 92mm, so some wet days are possible.
September weather
Monthly averages
Temp
19°C
Rain
92mm
Sun
5.8h
Weather score
40
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 92mm, so some wet days are possible.
Some sun
Sunshine averages 5.8h per day, enough for a balanced month.
Map
Weather map
Compare Saint John River Valley, Canada with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September19°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
September92mm average rain
September sits on the drier side of Saint John River Valley's year, which helps with sightseeing and transfers.
Driest monthsJanuary to October and December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September5.8 hours average sun
September sits close to Saint John River Valley's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to August
This stretch has the strongest sunshine in the monthly averages.
Weather score
September40 weather score
September sits close to Saint John River Valley's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to August
These months have the strongest weather score in the monthly averages.
Hotels near Saint John River Valley, Canada
Marriott
The Algonquin Resort St. Andrews by-the-Sea, Autograph CollectionSt. Andrew's, New Brunswick, Canada
Delta Hotels FrederictonFredericton, New Brunswick, Canada
Delta Hotels Saint JohnSaint John, New Brunswick, Canada
Four Points by Sheraton Edmundston Hotel & Conference CenterEdmundston, New Brunswick, Canada