Newfoundland and Labrador (St. John's)
May
Weather in Newfoundland and Labrador for May 2025
Your guide to Newfoundland and Labrador weather in May - trends and predictions
In general, the average temperature in Newfoundland and Labrador at the beginning of May is 4.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 9.4 °C by the end of May.
Newfoundland and Labrador in May brings notable rainfall, with an average of 19 rainy days and a total precipitation of 108 mm.
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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
Newfoundland and Labrador in May average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  4° | 2 4° | 3 3° | ||||
| 4  3° | 5  3° | 6  6° | 7 7° | 8 6° | 9 6° | 10  6° |
| 11 6° | 12 7° | 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 Newfoundland and Labrador
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 | 4° /1° | 0.5 mm | 1 | |
| 2 May | Overcast | 4° /1° | 0.5 mm | 2 | |
| 3 May | Overcast | 3° /1° | 1.4 mm | 1 | |
| 4 May | Patchy rain possible | 3° /1° | 0.9 mm | 1 | |
| 5 May | Moderate or heavy rain shower | 3° /1° | 7.9 mm | 2 | |
| 6 May | Heavy rain at times | 6° /0° | 1.5 mm | 2 | |
| 7 May | Overcast | 7° /2° | 0.9 mm | 2 | |
| 8 May | Heavy rain at times | 6° /2° | 2.2 mm | 2 | |
| 9 May | Patchy rain possible | 6° /2° | 4.3 mm | 2 | |
| 10 May | Partly cloudy | 6° /1° | 0 mm | 2 | |
| 11 May | Partly cloudy | 6° /1° | 0 mm | 2 | |
| 12 May | Partly cloudy | 7° /1° | 7.8 mm | 3 | |
| 13 May | Partly cloudy | 9° /2° | 0 mm | 3 | |
| 14 May | Moderate or heavy rain shower | 6° /2° | 11 mm | 2 | |
| 15 May | Overcast | 8° /3° | 1 mm | 3 | |
| 16 May | Patchy rain possible | 10° /4° | 1.1 mm | 3 | |
| 17 May | Patchy rain possible | 8° /3° | 3.4 mm | 3 | |
| 18 May | Patchy rain possible | 7° /2° | 7.2 mm | 3 | |
| 19 May | Sunny | 9° /2° | 0 mm | 3 | |
| 20 May | Partly cloudy | 9° /3° | 0 mm | 4 | |
| 21 May | Overcast | 12° /5° | 0 mm | 3 | |
| 22 May | Moderate or heavy rain shower | 10° /2° | 11.5 mm | 3 | |
| 23 May | Moderate or heavy rain shower | 4° /1° | 11.1 mm | 2 | |
| 24 May | Cloudy | 7° /1° | 14.6 mm | 2 | |
| 25 May | Overcast | 10° /4° | 2.9 mm | 3 | |
| 26 May | Moderate or heavy rain shower | 8° /3° | 13 mm | 2 | |
| 27 May | Overcast | 6° /3° | 0 mm | 2 | |
| 28 May | Patchy rain possible | 12° /3° | 0.4 mm | 4 | |
| 29 May | Patchy rain possible | 8° /3° | 1.3 mm | 2 | |
| 30 May | Overcast | 12° /4° | 0.2 mm | 3 | |
| 31 May | Overcast | 10° /5° | 1.3 mm | 3 | |
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Important Notice
Our weather forecast for Newfoundland and Labrador 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 Newfoundland and Labrador forecast closer to your planned date for the most up-to-date weather information.
Newfoundland and Labrador in May - FAQ
What are the expected maximum and minimum temperatures in Newfoundland and Labrador during May?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 3°.
How much rainfall should be expected in Newfoundland and Labrador during May?
Significant rainfall exceeding 108 mm is expected in Newfoundland and Labrador during May, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Newfoundland and Labrador in May 2025?
Newfoundland and Labrador typically sees 0.02 cm of snowfall during May.
What are the typical wind conditions in Newfoundland and Labrador during May?
The average wind speed in Newfoundland and Labrador during May is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Newfoundland and Labrador
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