Goderich, Canada experiences average highs of 11°C (52°F) and lows of 7°C (45°F) throughout the year. Rainfall is frequent, averaging about 13 rainy days per month. Average highs have cooled by 0.6°C (1.1°F) across the available records.
Goderich, Canada Weather & Climate 2026
Monthly climate averages for Goderich, Canada. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Feb–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.4/10
Best: June, July, August, September
UV Index
4
Low
Temperature 11°C / 7°C
Feels Like 9°C / 3°C
Rainy Days 13
Rainfall 91 mm
Sunshine 8 h
Humidity 77%
Wind Speed 24 km/h
Dew Point 5°C
Snow Days 12 days
Frost Days 16 days
Hottest Month
23°C
August
Avg Low19°C
Rain11days
Coldest Month
-4°C
February
Avg High0°C
Rain13days
Driest Month
10days
September
Avg High20°C
Avg Low16°C
Windiest Month
29 km/h
December (Gusts 50)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures, heavy rainfall.
Sun Position
Sunrise 05:46
Daylight 15.4h
Sunset 21:12
Live conditions—
Goderich on the map · live conditions
Goderich, Canada
- Continent
- Americas
- Country
- Canada
- City
- Goderich
- Population
- 7.6K
- Coordinates
- 43.74°, -81.71°
Seasonal Breakdown
Spring
Mar–May
Avg High 9°C
Avg Low 3°C
Rain 13 days/mo
Summer
Jun–Aug
Avg High 22°C
Avg Low 17°C
Rain 11 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 14°C
Avg Low 10°C
Rain 13 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 1°C
Avg Low -3°C
Rain 16 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 0°C / -4°C . Feb: 0°C / -4°C . Mar: 4°C / -1°C . Apr: 8°C / 2°C . May: 14°C / 8°C . Jun: 20°C / 14°C . Jul: 23°C / 18°C . Aug: 23°C / 19°C . Sep: 20°C / 16°C . Oct: 14°C / 10°C . Nov: 7°C / 4°C . Dec: 3°C / -1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 88 mm. Feb: 84 mm. Mar: 91 mm. Apr: 100 mm. May: 73 mm. Jun: 84 mm. Jul: 83 mm. Aug: 101 mm. Sep: 83 mm. Oct: 107 mm. Nov: 92 mm. Dec: 101 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 78%. Feb: 77%. Mar: 76%. Apr: 74%. May: 77%. Jun: 77%. Jul: 80%. Aug: 79%. Sep: 77%. Oct: 74%. Nov: 74%. Dec: 77%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 28 km/h . Feb: 29 km/h . Mar: 27 km/h . Apr: 25 km/h . May: 22 km/h . Jun: 21 km/h . Jul: 19 km/h . Aug: 19 km/h . Sep: 21 km/h . Oct: 25 km/h . Nov: 29 km/h . Dec: 29 km/h .
Sunshine
Sunshine
Sunshine: Jan: 4h. Feb: 6h. Mar: 7h. Apr: 9h. May: 11h. Jun: 12h. Jul: 12h. Aug: 11h. Sep: 10h. Oct: 7h. Nov: 5h. Dec: 4h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 2.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 21 days. Feb: 17 days. Mar: 11 days. Apr: 6 days. May: 1 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 9 days. Dec: 18 days.
Climate Trends
Average highs have cooled by 0.6°C (1.1°F) across the available records. Average rainfall has remained broadly steady.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 24°C | Aug · 23°C |
| Coldest month | Feb 2025 · -6°C | Feb · -4°C |
| Wettest month | Dec 2025 · 138 mm | Oct · 107 mm |
| Windiest month | Dec 2025 · 33 km/h | Dec · 29 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Poor May
Fair June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Fair November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| 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 |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Goderich are June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Goderich, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Goderich is August, with average daytime highs of 23°C (74°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Goderich is February, with average overnight lows of -4°C (24°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Goderich is October, averaging 107mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Goderich runs through January, December, November, April, with the heaviest rainfall in January. Based on 10-year averages for Goderich.
Goderich receives approximately 98 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Goderich.
The least favorable months to visit Goderich are January, February, March, December, primarily due to very cold temperatures, heavy rainfall. For the best conditions, consider June, July, August, September instead.
The annual average UV index in Goderich is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Goderich is 77%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Goderich receives snow. Months with snowfall average 12 snow days and 24 cm (9 in) of accumulation, with about 16 frost days during winter.
Average wind speeds in Goderich are 24 km/h (15 mph). The windiest month is December with peak winds reaching 29 km/h (18 mph) (gusts up to 50 km/h / 31 mph).
Goderich averages 3 clear-sky days per month with overall cloud cover around 66%. The clearest skies occur in July.
The annual average dew point in Goderich is 5°C (41°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Goderich has a Oceanic climate, classified as Cfb under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Goderich ranges from 3°C (37°F) to 9°C (48°F) on average. Wind chill makes winters feel noticeably colder than the actual temperature — layered clothing is recommended.
Yes, June is a great time to visit Goderich. It earns a climate score of 7.8/10 with Excellent.
For June in Goderich, pack Umbrella, Waterproof jacket, Comfortable walking shoes. With average highs of 20°C (67°F) and 11 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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