Cape Breton County (Sydney)
May
Weather in Cape Breton County for May 2025
Your guide to Cape Breton County weather in May - trends and predictions
In general, the average temperature in Cape Breton County at the beginning of May is 7.7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 14.7 °C by the end of May.
Cape Breton County sees moderate rainfall in May, averaging 7 rainy days.
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24
Dry days
7
Rainy days
0
Snow days
13°/3°
Temperatures
20 km/h
Avg max wind
79 %
Avg humidity
Cape Breton County in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  8° | 2  6° | 3  4° | 4 6° | |||
| 5 8° | 6 9° | 7 13° | 8 10° | 9 6° | 10  8° | 11 9° |
| 12  9° | 13 11° | 14 11° | 15 14° | 16 15° | 17 12° | 18 10° |
| 19 12° | 20  14° | 21 18° | 22 16° | 23 10° | 24 13° | 25 10° |
| 26 11° | 27 14° | 28 19° | 29 14° | 30  18° | 31 17° |
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Temperatures trend during May in Cape Breton County
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May | Overcast | 8° /1° | 1 mm | 2 | |
| 2 May | Heavy rain at times | 6° /2° | 4.4 mm | 2 | |
| 3 May | Moderate or heavy rain shower | 4° /2° | 6.4 mm | 2 | |
| 4 May | Moderate rain at times | 6° /2° | 3.8 mm | 2 | |
| 5 May | Moderate or heavy rain shower | 8° /2° | 2.5 mm | 3 | |
| 6 May | Moderate rain at times | 9° /2° | 1.2 mm | 2 | |
| 7 May | Overcast | 13° /3° | 0 mm | 3 | |
| 8 May | Heavy rain at times | 10° /3° | 4.8 mm | 3 | |
| 9 May | Moderate rain at times | 6° /2° | 5.7 mm | 2 | |
| 10 May | Patchy rain possible | 8° /1° | 1.4 mm | 3 | |
| 11 May | Overcast | 9° /1° | 0 mm | 3 | |
| 12 May | Sunny | 9° /2° | 4.3 mm | 3 | |
| 13 May | Moderate rain at times | 11° /3° | 0.7 mm | 3 | |
| 14 May | Patchy rain possible | 11° /2° | 0.2 mm | 4 | |
| 15 May | Overcast | 14° /3° | 0 mm | 4 | |
| 16 May | Patchy rain possible | 15° /5° | 3.1 mm | 3 | |
| 17 May | Moderate or heavy rain shower | 12° /3° | 3.9 mm | 3 | |
| 18 May | Patchy rain possible | 10° /3° | 0.2 mm | 2 | |
| 19 May | Sunny | 12° /3° | 0 mm | 3 | |
| 20 May | Cloudy | 14° /4° | 0.1 mm | 4 | |
| 21 May | Heavy rain at times | 18° /7° | 3 mm | 5 | |
| 22 May | Overcast | 16° /7° | 0.2 mm | 4 | |
| 23 May | Overcast | 10° /4° | 2.2 mm | 3 | |
| 24 May | Sunny | 13° /4° | 6.2 mm | 4 | |
| 25 May | Moderate or heavy rain shower | 10° /4° | 23.4 mm | 3 | |
| 26 May | Patchy rain possible | 11° /4° | 2.3 mm | 3 | |
| 27 May | Sunny | 14° /4° | 0.6 mm | 4 | |
| 28 May | Cloudy | 19° /6° | 3.6 mm | 5 | |
| 29 May | Overcast | 14° /6° | 3.3 mm | 4 | |
| 30 May | Partly cloudy | 18° /4° | 0 mm | 5 | |
| 31 May | Overcast | 17° /7° | 0.9 mm | 4 | |
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Important Notice
Our weather forecast for Cape Breton County 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 Cape Breton County forecast closer to your planned date for the most up-to-date weather information.
Cape Breton County in May - FAQ
What are the expected maximum and minimum temperatures in Cape Breton County during May?
Prepare for cooler days with highs just around 13° and colder nights, dipping below 3°.
How much rainfall should be expected in Cape Breton County during May?
Significant rainfall exceeding 163.5 mm is expected in Cape Breton County during May, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cape Breton County during May?
The average wind speed in Cape Breton County during May is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Cape Breton County
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Where is Cape Breton County?Get accurate weather forecasts for Cape Breton County, located at latitude 46.135 and longitude -60.183. Stay updated with localized weather information tailored for Cape Breton County.
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