Best Time to Visit Guelph
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Best time: Jun, Jul, Aug, Sep.
Jul is warmest (25.9°C high); Jul is rainiest (95 mm).
See the best things to do in Guelph →
See the best things to do in Guelph →
Guelph weather by month
| Month | High °C | Low °C | Rain mm | Sun hrs |
|---|---|---|---|---|
| Jan | -3.5 | -11.2 | 55 | 2.3 |
| Feb | -2.5 | -10.9 | 55 | 3.9 |
| Mar | 2.8 | -6 | 64 | 5.6 |
| Apr | 10.3 | 0.4 | 73 | 7.3 |
| May | 18.1 | 6.4 | 80 | 8.6 |
| Jun | 23.1 | 11.4 | 80 | 9.7 |
| Jul | 25.9 | 14.2 | 95 | 9.7 |
| Aug | 24.9 | 13.5 | 93 | 8.2 |
| Sep | 20.7 | 9.7 | 91 | 6.3 |
| Oct | 13.6 | 3.8 | 71 | 4 |
| Nov | 6.2 | -0.9 | 89 | 2.2 |
| Dec | -0.2 | -7 | 75 | 1.8 |
Average high temperature
Best months by activity
Overall: JunJulAugSep
Beaches: Jul
Hiking: JunMayJulAug
Sightseeing: JunJulAugMay
Guelph quick facts
What to pack
Cold months (Jan, Feb, Mar, Apr, Nov, Dec): warm layers and a coat.
Wet months (Jul, Aug, Sep): raincoat and umbrella.
Frequently asked questions
When is the best time to visit Guelph?
Jun, Jul, Aug, Sep.
What is the rainiest month?
Jul, about 95 mm.
What is the warmest month?
Jul, with average highs of 25.9°C.
Where to stay
See Guelph hotels · Book Guelph tours & activities
All destinations · Best time to visit Toronto · Best time to visit Abbotsford · Best time to visit Ahuntsic-Cartierville · Best time to visit Ajax
Climate data: Open-Meteo Historical (ERA5), 1991–2020 climate normals.
Licensed under CC BY 4.0.
Open-Meteo.