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Weather in Greater Sudbury for May 2026

Your guide to Greater Sudbury weather in May - trends and predictions

    Snow Forecast ❄️

  • With an average of 2 snowy days, Greater Sudbury usually enjoys a light touch of snow in May.
    According to Greater Sudbury snow forecast for May 2026, 4 snowy days are expected at the beginning of May. The first snowfall for May is expected in Friday, 1 May.

    • Temperatures

  • Expect cooler weather in first days of May 2026 in Greater Sudbury with the forecast suggesting a temperature of 8.8 °C, lower than the historical average.

  • In general, the average temperature in Greater Sudbury at the beginning of May is 8.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 20.6 °C by the end of May.

    • Rain 🌧️

  • Greater Sudbury in May brings notable rainfall, with an average of 16 rainy days and a total precipitation of 133.9 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
13
Dry days
Average rainy days
16
Rainy days
Average snowy days
2
Snow days
Average temperatures
17°/6°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
67 %
Avg humidity

Greater Sudbury Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
7°
2
Patchy rain possible
6°
3
Patchy rain possible
6°
4
Patchy rain possible
6°
5
Moderate rain
9°
6
Patchy rain possible
11°
7
Partly cloudy
13°
8
Sunny
14°
9
Patchy rain possible
11°
10
Patchy rain possible
9°
11
Patchy rain possible
7°
12
Cloudy
21°
13
Sunny
19°
14
Overcast
18°
15
Sunny
20°
16
Moderate rain at times
19°
17
Sunny
15°
18
Partly cloudy
16°
19
Moderate or heavy rain shower
17°
20
Moderate or heavy rain shower
18°
21
Cloudy
16°
22
Partly cloudy
15°
23
Cloudy
17°
24
Overcast
14°
25
Sunny
15°
26
Partly cloudy
22°
27
Sunny
22°
28
Sunny
21°
29
Partly cloudy
22°
30
Partly cloudy
21°
31
Sunny
21°

Temperatures trend during May in Greater Sudbury

See the weather trend as well as the moving average line

May weather in Greater Sudbury day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
1 May Patchy rain possible
Patchy rain possible
 7° /-2° 0.7 mm 0.1 cm
2 May Patchy rain possible
Patchy rain possible
 6° /-2° 0.7 mm 0.2 cm
3 May Patchy rain possible
Patchy rain possible
 6° /0° 2.9 mm 1.7 cm
4 May Patchy rain possible
Patchy rain possible
 6° /2° 0.3 mm 0.2 cm
5 May Moderate rain
Moderate rain
 9° /1° 5.5 mm 0 cm
6 May Patchy rain possible
Patchy rain possible
 11° /5° 0.9 mm 0 cm
7 May Partly cloudy
Partly cloudy
 13° /3° 0 mm 0 cm
8 May Sunny
Sunny
 14° /1° 0 mm 0 cm
9 May Patchy rain possible
Patchy rain possible
 11° /4° 0.5 mm 0 cm
10 May Patchy rain possible
Patchy rain possible
 9° /4° 0.1 mm 0 cm
11 May Patchy rain possible
Patchy rain possible
 7° /2° 0 mm 0 cm
12 May Cloudy
Cloudy
 21° /7° 0.2 mm 0 cm
13 May Sunny
Sunny
 19° /8° 0.9 mm 0 cm
14 May Overcast
Overcast
 18° /7° 0 mm 0 cm
15 May Sunny
Sunny
 20° /7° 0 mm 0 cm
16 May Moderate rain at times
Moderate rain at times
 19° /8° 4.6 mm 0 cm
17 May Sunny
Sunny
 15° /6° 18 mm 0 cm
18 May Partly cloudy
Partly cloudy
 16° /4° 2.1 mm 0 cm
19 May Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /5° 2.7 mm 0 cm
20 May Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /5° 12.6 mm 0 cm
21 May Cloudy
Cloudy
 16° /8° 0.9 mm 0 cm
22 May Partly cloudy
Partly cloudy
 15° /6° 6.1 mm 0 cm
23 May Cloudy
Cloudy
 17° /7° 17.4 mm 0 cm
24 May Overcast
Overcast
 14° /5° 2.6 mm 0 cm
25 May Sunny
Sunny
 15° /4° 0.2 mm 0 cm
26 May Partly cloudy
Partly cloudy
 22° /7° 0 mm 0 cm
27 May Sunny
Sunny
 22° /10° 2.6 mm 0 cm
28 May Sunny
Sunny
 21° /9° 4.6 mm 0 cm
29 May Partly cloudy
Partly cloudy
 22° /9° 0 mm 0 cm
30 May Partly cloudy
Partly cloudy
 21° /7° 12.6 mm 0 cm
31 May Sunny
Sunny
 21° /8° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Greater Sudbury in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Greater Sudbury forecast closer to your planned date for the most up-to-date weather information.
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Greater Sudbury in May - FAQ

What are the expected maximum and minimum temperatures in Greater Sudbury during May?

Enjoy moderate daytime temperatures of up to 17° and cooler nights around 6°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Greater Sudbury during May?

Significant rainfall exceeding 133.9 mm is expected in Greater Sudbury during May, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Greater Sudbury in May 2026?

Greater Sudbury experiences an average snowfall of 1.12667 cm during May, occurring over 2 days.

What are the typical wind conditions in Greater Sudbury during May?

The average wind speed in Greater Sudbury during May is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

Greater Sudbury snow forecast May 2026

Track daily snowfall levels and discover Greater Sudbury’s snowy potential this May ❄️
On average, Greater Sudbury sees 2 snowy days during May, with approximately 1.1 cm of total snowfall.

May rainfall patterns in Greater Sudbury

Explore the daily rainfall trends and prepare for Greater Sudburys May weather 💧
Typically, Greater Sudbury has 16 rainy days in May with a total of 133.9 mm of rainfall.

UV exposure in Greater Sudbury during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is Greater Sudbury?

Get accurate weather forecasts for Greater Sudbury, located at latitude 46.49 and longitude -80.99. Stay updated with localized weather information tailored for Greater Sudbury.

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