Live Weather & Forecast
Weather in Dorchester
Ontario, Canada · Real-time conditions & 3-day outlook
16°C
Feels like 16°C
61°F / Feels 61°F
Partly cloudy
Dorchester, Ontario
🌞 Daytime
Updated: 2026-04-24 17:15
Humidity
45%
Wind
22 km/h E
Wind Gust
25.3 km/h
Pressure
1008 mb
Visibility
24 km
UV Index
2.5
(Low)
Precipitation
0 mm
Cloud Cover
75%
Dew Point
8.8°C
Wind Degree
97°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
187.9 μg/m³
NO₂
12.7 μg/m³
O₃
78 μg/m³
SO₂
5.2 μg/m³
PM 2.5
5.3 μg/m³
PM 10
5.8 μg/m³
Today's Hourly Forecast
24-hour breakdown for Dorchester, Ontario
12 AM
11°
Clear
1 AM
11°
Clear
2 AM
10°
Clear
3 AM
10°
Clear
4 AM
9°
Clear
5 AM
9°
Clear
6 AM
9°
Clear
7 AM
9°
Sunny
8 AM
10°
Sunny
9 AM
10°
Sunny
10 AM
13°
Sunny
11 AM
15°
Sunny
12 PM
17°
Sunny
1 PM
19°
Sunny
2 PM
20°
Sunny
3 PM
21°
Sunny
4 PM
21°
Sunny
5 PM
16°
Partly cloudy
6 PM
20°
Sunny
7 PM
16°
Sunny
8 PM
13°
Sunny
9 PM
11°
Clear
10 PM
8°
Clear
11 PM
7°
Moderate rain at times
3-Day Forecast
Daily overview for Dorchester, Ontario
Today
Patchy rain nearby
22°
/
6°
🌧️ 78% chance of rain
💧 Avg. humidity: 55%
💨 Max wind: 25.2 km/h
🌧️ Total precip: 4.97 mm
☀️ UV Index: 6.6
🌅 Sunrise: 06:28 AM
🌇 Sunset: 08:18 PM
🌙 First Quarter
🌑 Moon: 49% lit
Sat, Apr 25
Patchy rain nearby
9°
/
5°
🌧️ 85% chance of rain
💧 Avg. humidity: 84%
💨 Max wind: 27.4 km/h
🌧️ Total precip: 3.28 mm
☀️ UV Index: 3.5
🌅 Sunrise: 06:27 AM
🌇 Sunset: 08:19 PM
🌙 Waxing Gibbous
🌑 Moon: 60% lit
Sun, Apr 26
Cloudy
14°
/
4°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 22.3 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 5.5
🌅 Sunrise: 06:25 AM
🌇 Sunset: 08:20 PM
🌙 Waxing Gibbous
🌑 Moon: 70% lit
Best Time to Visit Dorchester
Plan your trip to Dorchester, Canada around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Dorchester?
Current conditions in Dorchester: Partly cloudy, temperature 16°C, humidity 45%.
What is the best time to visit Dorchester?
The best time to visit Dorchester is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Dorchester?
Dorchester is located at approximately 43° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Dorchester?
The wettest period in Dorchester is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Dorchester?
For visits to Dorchester during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What are the public holidays in Dorchester in 2026?
View the 2026 public holidays for Dorchester on our Holidays page.
What are the GPS coordinates used for the weather forecast in Dorchester?
The weather forecast for Dorchester uses coordinates 42.9887, -81.0587.
What is the current temperature outside in Dorchester?
The current outdoor temperature in Dorchester is 16°C (61°F) with partly cloudy.
What is the hourly weather forecast for Dorchester today?
Today's hour-by-hour weather breakdown for Dorchester is shown in the Hourly Forecast section above, including temperature, rain chance, and conditions for each hour of the day.
What is the weather in Dorchester tomorrow hour by hour?
Tomorrow's forecast for Dorchester shows a high of 9°C and a low of 5°C. See the 3-Day Forecast section above for a full hourly breakdown.
What is the chance of rain today in Dorchester?
There is a 78% chance of rain in Dorchester today. Check the hourly forecast above for a time-by-time breakdown of when rain is most likely.
Is it going to rain today in Dorchester?
Yes, there is a 78% chance of rain in Dorchester today — consider carrying an umbrella. Check the hourly forecast above for the most likely rain windows.