Portland, OntarioWhen to Go
Best Time to Visit Portland, Ontario
Summer and early autumn are the most pleasant times to visit for outdoor activities and small-town amenities.
Summer
Jun-Aug · 15-28°C
Pleasant lake-country weather, good for boating and cycling.
Autumn
Sep-Oct · 5-18°C
Crisp foliage and quieter roads; ideal for scenic drives.
Weather & Climate near Portland, Ontario
Climate
Portland, Ontario's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with warm summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -14°C to 26°C. Moderate rainfall (929 mm/year), distributed fairly evenly throughout the year.
Air Quality:
AQI 22
Good
Temperature & Rainfall
Temperature Range
26°
Warmest Month
-14°
Coldest Month
Monthly Conditions
| Month | Comfort | Temp | Feels | Rain | Sky | Humidity | Wind | UV | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | - | -14° - -5° | -16° | 71 mm | - | - | 4.3 m/s | - | - |
| February | - | -13° - -3° | -15° | 60 mm | - | - | 4.1 m/s | - | - |
| March | - | -8° - 2° | -8° | 60 mm | - | - | 4.1 m/s | - | - |
| April | - | 0° - 9° | 1° | 70 mm | - | - | 4.2 m/s | - | - |
| May | - | 6° - 17° | 12° | 80 mm | - | - | 3.6 m/s | - | - |
| June | - | 12° - 23° | 17° | 82 mm | - | - | 3.2 m/s | - | - |
| July | - | 15° - 26° | 20° | 76 mm | - | - | 3.1 m/s | - | - |
| August | - | 14° - 25° | 20° | 84 mm | - | - | 3.0 m/s | - | - |
| September | - | 10° - 20° | 15° | 99 mm | - | - | 3.3 m/s | - | - |
| October | - | 5° - 13° | 7° | 83 mm | - | - | 3.8 m/s | - | - |
| November | - | -1° - 7° | -1° | 91 mm | - | - | 4.3 m/s | - | - |
| December | - | -9° - 0° | -10° | 73 mm | - | - | 4.3 m/s | - | - |
Getting There & Around
How to Get to Portland, Ontario
Portland, Ontario is reachable by local roads from Kingston (roughly 45-60 minutes) and Ottawa (approximately 2-2.5 hours). Driving is the most practical option; regional buses may serve nearby larger towns.
Tips for Visiting Portland, Ontario
- Visit the waterfront views at sunrise for excellent light on the Rideau Canal in the distance.
- If passing through, stop at the local general store for a regional snack and small-town conversation.