Cool
Average highs are around 20°C, so pack for cooler days.
September verdict
Newmarket (Ontario), Canada in September
Weather score46Mixed
Mixed for holiday weather
Average highs are around 20°C, so pack for cooler days. Sunshine averages 5.6h per day, enough for a balanced month. Rainfall averages 71mm, which is relatively low for holiday planning.
September weather
Monthly averages
Temp
20°C
Rain
71mm
Sun
5.6h
Weather score
46
Mixed
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 71mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.6h per day, enough for a balanced month.
Map
Weather map
Compare Newmarket (Ontario), Canada with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September20°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
September71mm average rain
September sits near Newmarket (Ontario)'s yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to July and September to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September5.6 hours average sun
September sits close to Newmarket (Ontario)'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
September46 weather score
September sits close to Newmarket (Ontario)'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 Newmarket (Ontario), Canada
Marriott
Fairfield Inn & Suites NewmarketNewmarket, Ontario, Canada
Fairfield by Marriott Inn & Suites BradfordBradford West Gwillimbury, Ontario, Canada
Sheraton Parkway Toronto North Hotel & SuitesRichmond Hill, Ontario, Canada
TownePlace Suites by Marriott VaughanVaughan, Ontario, Canada
Delta Hotels Toronto MarkhamMarkham, Ontario, Canada
Residence Inn Toronto MarkhamMarkham, Ontario, Canada