Sutton, Canada experiences average highs of 12°C (54°F) and lows of 4°C (39°F) throughout the year. Rainfall is frequent, averaging about 14 rainy days per month. Average highs have stayed broadly stable across the available records.
Sutton, Canada Weather & Climate 2026
Monthly climate averages for Sutton, Canada. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Oct 
Wetter season: Apr–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.4/10
Best: May, June, July, August, September
UV Index
4
Low
Temperature 12°C / 4°C
Feels Like 10°C / 1°C
Rainy Days 14
Rainfall 109 mm
Sunshine 8 h
Humidity 75%
Wind Speed 16 km/h
Dew Point 4°C
Snow Days 12 days
Frost Days 17 days
Hottest Month
26°C
July
Avg Low 18°C
Rain 15 days
Coldest Month
-11°C
January
Avg High -3°C
Rain 14 days
Driest Month
10 days
September
Avg High 21°C
Avg Low 13°C
Windiest Month
18 km/h
March (Gusts 47)
Worst Time to Visit
Consider avoiding January, March, November, December due to very cold temperatures, heavy rainfall.
Sun Position
Sunrise 05:03
Daylight 15.6h
Sunset 20:39
Live conditions —
Sutton on the map · live conditions
Sutton, Canada
- Continent
- Americas
- Country
- Canada
- City
- Sutton
- Population
- 3.9K
- Coordinates
- 45.10°, -72.62°
Seasonal Breakdown
Spring
Mar–May
Avg High 11°C
Avg Low 1°C
Rain 15 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 24°C
Avg Low 16°C
Rain 15 days/mo
3/3 best months
Autumn
Sep–Nov
Avg High 14°C
Avg Low 6°C
Rain 13 days/mo
1/3 best months
Winter
Dec–Feb
Avg High -1°C
Avg Low -10°C
Rain 15 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: -3°C / -11°C . Feb: 0°C / -10°C . Mar: 4°C / -5°C . Apr: 11°C / 1°C . May: 19°C / 9°C . Jun: 23°C / 14°C . Jul: 26°C / 18°C . Aug: 24°C / 17°C . Sep: 21°C / 13°C . Oct: 15°C / 7°C . Nov: 6°C / -1°C . Dec: 0°C / -8°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 87 mm. Feb: 85 mm. Mar: 98 mm. Apr: 118 mm. May: 103 mm. Jun: 136 mm. Jul: 133 mm. Aug: 125 mm. Sep: 88 mm. Oct: 132 mm. Nov: 105 mm. Dec: 98 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 78%. Feb: 75%. Mar: 72%. Apr: 69%. May: 69%. Jun: 73%. Jul: 77%. Aug: 78%. Sep: 77%. Oct: 77%. Nov: 78%. Dec: 77%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 16 km/h . Feb: 18 km/h . Mar: 18 km/h . Apr: 18 km/h . May: 15 km/h . Jun: 15 km/h . Jul: 13 km/h . Aug: 13 km/h . Sep: 13 km/h . Oct: 16 km/h . Nov: 17 km/h . Dec: 17 km/h .
Sunshine
Sunshine
Sunshine: Jan: 5h. Feb: 6h. Mar: 7h. Apr: 8h. May: 10h. Jun: 11h. Jul: 12h. Aug: 11h. Sep: 9h. Oct: 6h. Nov: 5h. Dec: 5h.
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 6. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 2.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 19 days. Feb: 18 days. Mar: 15 days. Apr: 8 days. May: 1 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 2 days. Nov: 13 days. Dec: 19 days.
Climate Trends
Average highs have stayed broadly stable 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 · 26°C | Jul · 26°C |
| Coldest month | Jan 2025 · -13°C | Jan · -11°C |
| Wettest month | May 2025 · 156 mm | Jun · 136 mm |
| Windiest month | Mar 2025 · 21 km/h | Mar · 18 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Poor May best
Good 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 | -3°C / -11°C | -7°C / -16°C | 14days (87 mm) Wet | 5h Fair | 78% Humid | 1.8 Low | Poor | View Details |
| February | 0°C / -10°C | -5°C / -15°C | 14days (85 mm) Wet | 6.1h Fair | 75% Muggy | 2.8 Moderate | Poor | View Details |
| March | 4°C / -5°C | 0°C / -10°C | 15days (98 mm) Wet | 7.3h Good | 72% Muggy | 3.8 Moderate | Poor | View Details |
| April | 11°C / 1°C | 8°C / -3°C | 16days (118 mm) Wet | 8.1h Good | 69% Muggy | 4.8 Moderate | Poor | View Details |
| May best | 19°C / 9°C | 17°C / 6°C | 13days (103 mm) Wet | 10h Excellent | 69% Muggy | 5.5 High | Good | View Details |
| June best | 23°C / 14°C | 24°C / 13°C | 15days (136 mm) Wet | 10.7h Excellent | 73% Muggy | 6.2 High | Excellent | View Details |
| July best | 26°C / 18°C | 28°C / 18°C | 15days (133 mm) Wet | 11.6h Excellent | 77% Humid | 6.7 High | Excellent | View Details |
| August best | 24°C / 17°C | 26°C / 17°C | 15days (125 mm) Wet | 10.7h Excellent | 78% Humid | 5.8 High | Excellent | View Details |
| September best | 21°C / 13°C | 21°C / 12°C | 10days (88 mm) Wet | 9.1h Good | 77% Humid | 4.8 Moderate | Excellent | View Details |
| October | 15°C / 7°C | 13°C / 5°C | 14days (132 mm) Wet | 6.4h Fair | 77% Humid | 3 Moderate | Fair | View Details |
| November | 6°C / -1°C | 2°C / -5°C | 16days (105 mm) Wet | 5h Fair | 78% Humid | 1.8 Low | Poor | View Details |
| December | 0°C / -8°C | -4°C / -12°C | 16days (98 mm) Wet | 4.5h Fair | 77% Humid | 1.5 Low | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Sutton are May, June, July, August, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Sutton, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Sutton is July, with average daytime highs of 26°C (78°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Sutton is January, with average overnight lows of -11°C (11°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Sutton is June, averaging 136mm of precipitation across 15 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Sutton runs through April, November, December, March, with the heaviest rainfall in April. Based on 10-year averages for Sutton.
Sutton receives approximately 95 sunshine hours per year. The sunniest month is July with around 12 hours. Based on climate data for Sutton.
The least favorable months to visit Sutton are January, March, November, December, primarily due to very cold temperatures, heavy rainfall. For the best conditions, consider May, June, July, August, September instead.
The annual average UV index in Sutton is 4, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Sutton is 75%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes, Sutton receives snow. Months with snowfall average 12 snow days and 25 cm (10 in) of accumulation, with about 17 frost days during winter.
Average wind speeds in Sutton are 16 km/h (10 mph). The windiest month is March with peak winds reaching 18 km/h (11 mph) (gusts up to 47 km/h / 29 mph).
Sutton averages 2 clear-sky days per month with overall cloud cover around 67%. The clearest skies occur in May.
The annual average dew point in Sutton is 4°C (39°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Sutton has a Warm-Summer Continental climate, classified as Dfb under the Köppen system. Continental climates experience extreme temperature ranges — hot summers and cold, snowy winters.
The 'feels like' temperature in Sutton ranges from 1°C (34°F) to 10°C (50°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 Sutton. It earns a climate score of 8/10 with Excellent.
For June in Sutton, pack Umbrella, Waterproof jacket, Waterproof shoes, Sunscreen (SPF 30+), Sunglasses. With average highs of 23°C (74°F) and 15 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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