Right now
19°C / 67°F
Overcast · wind 6 km/h · 91% RH
Soil (6 cm)
19°C / 66°F
Warm-season seeds go
Hardiness zone
5a
est. from 10-yr extreme low -28°C
Frost window
May 19 – Oct 18
~152 frost-free days · first frost in ~40 days
Sun
07:24 – 20:24
sunrise – sunset today
Moon
Waning Crescent
10% lit · solunar good · full 2026-09-26
7-day forecast
America/Toronto
Tue
Rain
20° / 17°
8 mm
Wed
Overcast
19° / 14°
dry
Thu
Overcast
22° / 9°
dry
Fri
Showers
26° / 10°
13.6 mm
Sat
Showers
21° / 12°
15.6 mm
Sun
Overcast
18° / 9°
dry
Mon
Rain
16° / 6°
11.4 mm
This week
AI field guide · refreshed weeklyThunder Bay Gardening: Early Fall Harvest & Winter Prep. Thunder Bay Fishing: Early Fall on Superior and Inland Lakes. Foraging in Thunder Bay: Early Fall Harvest.
Gardening
Thunder Bay Gardening: Early Fall Harvest & Winter Prep
Sow & harvest now
- Spinach (Bloomsdale, Space)
- Mâche (corn salad)
- Radish (Cherry Belle, Icicle)
- Arugula
Fishing
Thunder Bay Fishing: Early Fall on Superior and Inland Lakes
What's biting
- Lake Trout (Mackinaw)
- Walleye
- Northern Pike
- Smallmouth Bass
Foraging
Foraging in Thunder Bay: Early Fall Harvest
In season now
- Wild Blueberries (Vaccinium angustifolium)
- Cloudberries (Rubus chamaemorus)
- Wild Mushrooms: Chanterelles (Cantharellus cibarius)
- Wild Mushrooms: Boletes (Boletus edulis, Leccinum species)
Your ecological region
Boreal Forest & Shield
The great northern forest: mixed spruce, pine, birch and aspen over Shield rock and boreal plains, laced with lakes.
Regional guide →Your hardiness zone
Zone 5a
Estimated from a 10-year average extreme low of -28°C. What grows, what bites and what to forage across your zone.
Zone guide →Get this guide for Thunder Bay every week
Frost warnings, what's biting, what's ripening. One email, Sunday evening.