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WeatherLive › Ontario › Grimsby › Monthly Outlook

Grimsby, ON Monthly Outlook

30-day outlook · Grimsby

All 30 days, one strip

swipe sideways · tap a day for detail

🗺️ 14-day forecast map

Grimsby & neighbors — hit play
Every city on the map carries real forecast data from the same models as its city page, refreshed several times a day. The icon is the day's overall look; the number is the afternoon high.

Next 14 days at a glance

from the model forecast
Hottest day
21°
Mon, Oct 12
Coldest night
3°
Mon, Oct 19
Days with precip
4 / 14
of 14 forecast days
Nicest day
Mon, Oct 12
mild, dry, light wind

The next 4 weekends

plan ahead
Sat 10 – Sun 11 Oct
18° 12°
87% precip chance
Sat 17 – Sun 18 Oct
15° 5°
65% precip chance
Sat 24 – Sun 25 Oct
16° 10°
typical range
31 Oct – 1 Nov
14° 3°
typical range

30 days — Grimsby

14 forecast + 16 climatology

The month ahead · Grimsby

Days 1-14 blend the NBM, ECMWF and GFS runs; the rest is the 30-year climate range for these dates.

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Updated: 5:00 AM