Goderich, Canada — Weather in August 2026

Monthly climate averages for Goderich, Canada. Based on 10-year ERA5 reanalysis data.

Cfb Oceanic
8.4 /10
Excellent

August is an excellent month in Goderich

Climate Overview

Goderich, Canada in August has warm conditions, with highs averaging 23.2°C (74°F). Rain falls on about 11 days this month.

This month falls at the end of Summer.

Temperatures remain fairly steady throughout August, with daily highs around 23°C (73°F).

August sees fairly even rainfall, totalling about 101 mm across the month.

Expect around 11.9h of sunshine at the start of August, decreasing to 10.8h by the end.

Wind speeds pick up through the month, from 18 km/h (11 mph) to 22 km/h (13 mph).

The warmest days tend to fall around the 11th, averaging 24°C (75°F).

Temperatures begin dropping heading into September.

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Monthly August Averages

Temperature
23°C / 19°C
Feels Like
25°C / 19°C
Rain
11 days · 101 mm
Sunshine
11.3h / day
Humidity
79% — Humid
Wind
19 km/h
Wind Direction
W (270°)
Gusts
35 km/h
Daylight
13.9 h
Cloud Cover
50%
Clear Sky Days
5.3
UV Index
6 — High
Dew Point
17°C — Humid
Moon Phase
Waxing Crescent · 3%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

28°C 25°C 22°C 19°C 16°C 13°C 151015202531
HighLow

Daily Precipitation

0 mm 2 mm 4 mm 6 mm 8 mm 151015202531
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202531
Sunshine

Daily Wind Speed

0 6 12 18 24 30 151015202531
Wind Speed
Sun Position
Sunrise 06:33
Daylight 14h
Sunset 20:33

What to Expect

Daytime temperatures around 23°C (74°F) are ideal for full-day outdoor exploration.

Rain usually comes in shorter passing showers rather than all-day rain.

1 of the last 5 yearly records were warmer than this month's long-run average.

Compare Months

January
Poor
Temp
0°C / -4°C
Feels Like
-5°C / -10°C
Rain
17days (88 mm) Wet
Sun
4h Fair
Humidity
78% Humid
UV
1.9 Low
Snow Days
21days
View Details
February
Poor
Temp
0°C / -4°C
Feels Like
-5°C / -10°C
Rain
13days (84 mm) Wet
Sun
5.9h Fair
Humidity
77% Humid
UV
3.1 Moderate
Snow Days
17days
View Details
March
Poor
Temp
4°C / -1°C
Feels Like
-1°C / -7°C
Rain
13days (91 mm) Wet
Sun
7.4h Good
Humidity
76% Humid
UV
4 Moderate
Snow Days
11days
View Details
April
Poor
Temp
8°C / 2°C
Feels Like
5°C / -3°C
Rain
14days (100 mm) Wet
Sun
8.9h Good
Humidity
74% Muggy
UV
5.1 High
Snow Days
6days
View Details
May
Fair
Temp
14°C / 8°C
Feels Like
12°C / 5°C
Rain
11days (73 mm) Wet
Sun
10.6h Excellent
Humidity
77% Humid
UV
6.1 High
Snow Days
1days
View Details
June best
Excellent
Temp
20°C / 14°C
Feels Like
20°C / 12°C
Rain
11days (84 mm) Wet
Sun
12.1h Excellent
Humidity
77% Humid
UV
6.6 High
View Details
July best
Excellent
Temp
23°C / 18°C
Feels Like
25°C / 18°C
Rain
11days (83 mm) Wet
Sun
12.2h Excellent
Humidity
80% Humid
UV
6.8 High
View Details
August best
Excellent
Temp
23°C / 19°C
Feels Like
25°C / 19°C
Rain
11days (101 mm) Wet
Sun
11.3h Excellent
Humidity
79% Humid
UV
6 High
View Details
September best
Excellent
Temp
20°C / 16°C
Feels Like
20°C / 14°C
Rain
10days (83 mm) Wet
Sun
9.7h Good
Humidity
77% Humid
UV
5.1 High
View Details
October
Fair
Temp
14°C / 10°C
Feels Like
12°C / 6°C
Rain
13days (107 mm) Wet
Sun
7.1h Good
Humidity
74% Muggy
UV
3.3 Moderate
View Details
November
Poor
Temp
7°C / 4°C
Feels Like
3°C / -2°C
Rain
16days (92 mm) Wet
Sun
5.3h Fair
Humidity
74% Muggy
UV
2 Low
Snow Days
9days
View Details
December
Poor
Temp
3°C / -1°C
Feels Like
-3°C / -7°C
Rain
17days (101 mm) Wet
Sun
3.5h Poor
Humidity
77% Humid
UV
1.5 Low
Snow Days
18days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 0°C / -4°C -5°C / -10°C 17days (88 mm) Wet 4h Fair 78% Humid 1.9 Low Poor View Details
February 0°C / -4°C -5°C / -10°C 13days (84 mm) Wet 5.9h Fair 77% Humid 3.1 Moderate Poor View Details
March 4°C / -1°C -1°C / -7°C 13days (91 mm) Wet 7.4h Good 76% Humid 4 Moderate Poor View Details
April 8°C / 2°C 5°C / -3°C 14days (100 mm) Wet 8.9h Good 74% Muggy 5.1 High Poor View Details
May 14°C / 8°C 12°C / 5°C 11days (73 mm) Wet 10.6h Excellent 77% Humid 6.1 High Fair View Details
June best 20°C / 14°C 20°C / 12°C 11days (84 mm) Wet 12.1h Excellent 77% Humid 6.6 High Excellent View Details
July best 23°C / 18°C 25°C / 18°C 11days (83 mm) Wet 12.2h Excellent 80% Humid 6.8 High Excellent View Details
August best 23°C / 19°C 25°C / 19°C 11days (101 mm) Wet 11.3h Excellent 79% Humid 6 High Excellent View Details
September best 20°C / 16°C 20°C / 14°C 10days (83 mm) Wet 9.7h Good 77% Humid 5.1 High Excellent View Details
October 14°C / 10°C 12°C / 6°C 13days (107 mm) Wet 7.1h Good 74% Muggy 3.3 Moderate Fair View Details
November 7°C / 4°C 3°C / -2°C 16days (92 mm) Wet 5.3h Fair 74% Muggy 2 Low Poor View Details
December 3°C / -1°C -3°C / -7°C 17days (101 mm) Wet 3.5h Poor 77% Humid 1.5 Low Poor View Details

What to Wear

Dress in layers — a mix of long sleeves, light sweaters, and a versatile jacket works best for changeable conditions.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketSunscreen (SPF 30+)SunglassesComfortable walking shoes

Frequently Asked Questions

August is typically excellent for visiting Goderich, with average highs of 23°C (74°F) and around 11 rainy days. Goderich, Canada in August has warm conditions, with highs averaging 23.2°C (74°F). Rain falls on about 11 days this mon
Goderich typically sees around 11 rainy days in August with 101 mm (4 in) of total rainfall. Pack a waterproof jacket.
Nights stay pleasantly warm in Goderich during August, around 19°C (65°F). Light evening wear is sufficient.
With highs of 23°C (74°F) and lows of 19°C (65°F) in August, we recommend: Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. Comfortable walking shoes are essential.
Yes, August offers some of the best weather conditions in Goderich with comfortable temperatures and lower chances of rain.
The average UV index in Goderich during August is 6 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Goderich gets approximately 14 hours of daylight per day in August, with around 11 hours of sunshine.
Snow is uncommon in Goderich during August based on 10-year climate averages.

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