St. John's
May
Weather in St. John's for May 2025
Your guide to St. John's weather in May - trends and predictions
Snowfall in St. John's during May is quite rare, with fewer than 2 snowy days on average.
According to St. John's snow forecast for May 2025, 4 snowy days are expected at the beginning of May. The first snowfall for May is expected in Thursday, 1 May.The forecast for the first days of May 2025 in St. John's predicts temperatures to be around 6 °C, close to the historical average.
In general, the average temperature in St. John's at the beginning of May is 6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 9.4 °C by the end of May.
St. John's in May brings notable rainfall, with an average of 19 rainy days and a total precipitation of 108 mm.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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12
Dry days
19
Rainy days
0
Snow days
7°/3°
Temperatures
26 km/h
Avg max wind
85 %
Avg humidity
St. John's Weather May
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  4° | 2  4° | 3 7° | ||||
| 4 9° | 5  10° | 6 6° | 7 2° | 8 6° | 9 3° | 10 8° |
| 11 10° | 12 9° | 13 9° | 14  6° | 15  8° | 16 10° | 17 8° |
| 18 7° | 19  9° | 20 9° | 21 12° | 22 10° | 23 4° | 24  7° |
| 25 10° | 26 8° | 27 6° | 28 12° | 29 8° | 30 12° | 31 10° |
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Temperatures trend during May in St. John's
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 May | Moderate rain | 4° /1° | 5.3 mm | 0 cm | |
| 2 May | Patchy rain possible | 4° /1° | 0.8 mm | 0.3 cm | |
| 3 May | Patchy rain possible | 7° /2° | 0.3 mm | 0 cm | |
| 4 May | Patchy rain possible | 9° /3° | 0.4 mm | 0 cm | |
| 5 May | Partly cloudy | 10° /6° | 0.1 mm | 0 cm | |
| 6 May | Patchy rain possible | 6° /3° | 0.4 mm | 0 cm | |
| 7 May | Patchy rain possible | 2° /0° | 0.7 mm | 0.5 cm | |
| 8 May | Partly cloudy | 6° /0° | 0 mm | 0 cm | |
| 9 May | Patchy rain possible | 3° /1° | 3.5 mm | 0 cm | |
| 10 May | Patchy rain possible | 8° /2° | 0.7 mm | 0 cm | |
| 11 May | Patchy rain possible | 10° /4° | 1.7 mm | 0 cm | |
| 12 May | Partly cloudy | 9° /4° | 0 mm | 0 cm | |
| 13 May | Partly cloudy | 9° /2° | 0 mm | 0 cm | |
| 14 May | Moderate or heavy rain shower | 6° /2° | 11 mm | 0 cm | |
| 15 May | Overcast | 8° /3° | 1 mm | 0 cm | |
| 16 May | Patchy rain possible | 10° /4° | 1.1 mm | 0 cm | |
| 17 May | Patchy rain possible | 8° /3° | 3.4 mm | 0 cm | |
| 18 May | Patchy rain possible | 7° /2° | 7.2 mm | 0 cm | |
| 19 May | Sunny | 9° /2° | 0 mm | 0 cm | |
| 20 May | Partly cloudy | 9° /3° | 0 mm | 0 cm | |
| 21 May | Overcast | 12° /5° | 0 mm | 0 cm | |
| 22 May | Moderate or heavy rain shower | 10° /2° | 11.5 mm | 0 cm | |
| 23 May | Moderate or heavy rain shower | 4° /1° | 11.1 mm | 0 cm | |
| 24 May | Cloudy | 7° /1° | 14.6 mm | 0 cm | |
| 25 May | Overcast | 10° /4° | 2.9 mm | 0 cm | |
| 26 May | Moderate or heavy rain shower | 8° /3° | 13 mm | 0 cm | |
| 27 May | Overcast | 6° /3° | 0 mm | 0 cm | |
| 28 May | Patchy rain possible | 12° /3° | 0.4 mm | 0 cm | |
| 29 May | Patchy rain possible | 8° /3° | 1.3 mm | 0 cm | |
| 30 May | Overcast | 12° /4° | 0.2 mm | 0 cm | |
| 31 May | Overcast | 10° /5° | 1.3 mm | 0 cm | |
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Important Notice
Our weather forecast for St. John's 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 St. John's forecast closer to your planned date for the most up-to-date weather information.
St. John's in May - FAQ
What are the expected maximum and minimum temperatures in St. John's during May?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 3°.
How much rainfall should be expected in St. John's during May?
Significant rainfall exceeding 108 mm is expected in St. John's during May, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
Will it snow in St. John's in May 2025?
St. John's typically sees 0.02 cm of snowfall during May.
What are the typical wind conditions in St. John's during May?
The average wind speed in St. John's during May is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
St. John's snow forecast May 2025
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May rainfall patterns in St. John's
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Where is St. John's?Get accurate weather forecasts for St. John's, located at latitude 47.565 and longitude -52.709. Stay updated with localized weather information tailored for St. John's.
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