Saint John (Saint John’s)
May
Weather in Saint John for May 2025
Your guide to Saint John weather in May - trends and predictions
In general, the average temperature in Saint John at the beginning of May is 28.1 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.6 °C by the end of May.
Saint John experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 69.9 mm.
Temperatures
Rain 🌧️
3
Dry days
28
Rainy days
0
Snow days
28°/26°
Temperatures
26 km/h
Avg max wind
75 %
Avg humidity
Saint John in May average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2  28° | 3 28° | 4 28° | |||
| 5 29° | 6  29° | 7  28° | 8 28° | 9 29° | 10 28° | 11 28° |
| 12 28° | 13 28° | 14 28° | 15 28° | 16 28° | 17 29° | 18 28° |
| 19 28° | 20 28° | 21 28° | 22 28° | 23  28° | 24 28° | 25 29° |
| 26 28° | 27 29° | 28 28° | 29 28° | 30 29° | 31 29° |
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Temperatures trend during May in Saint John
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 | Cloudy | 27° /26° | 2 mm | 6 | |
| 2 May | Overcast | 28° /26° | 1.1 mm | 6 | |
| 3 May | Cloudy | 28° /26° | 1.3 mm | 6 | |
| 4 May | Overcast | 28° /26° | 3.3 mm | 6 | |
| 5 May | Cloudy | 29° /26° | 2.4 mm | 7 | |
| 6 May | Partly cloudy | 29° /26° | 6.6 mm | 7 | |
| 7 May | Patchy rain possible | 28° /26° | 4.1 mm | 6 | |
| 8 May | Patchy rain possible | 28° /26° | 4.9 mm | 6 | |
| 9 May | Overcast | 29° /26° | 2.6 mm | 7 | |
| 10 May | Overcast | 28° /26° | 2.5 mm | 6 | |
| 11 May | Patchy rain possible | 28° /26° | 3.7 mm | 6 | |
| 12 May | Patchy rain possible | 28° /26° | 2.1 mm | 6 | |
| 13 May | Patchy rain possible | 28° /26° | 0.8 mm | 6 | |
| 14 May | Patchy rain possible | 28° /26° | 1.2 mm | 6 | |
| 15 May | Overcast | 28° /26° | 1.1 mm | 6 | |
| 16 May | Patchy rain possible | 28° /26° | 0.8 mm | 6 | |
| 17 May | Patchy rain possible | 29° /26° | 1.7 mm | 7 | |
| 18 May | Patchy rain possible | 28° /26° | 2.5 mm | 6 | |
| 19 May | Patchy rain possible | 28° /26° | 2 mm | 6 | |
| 20 May | Patchy rain possible | 28° /26° | 0.9 mm | 6 | |
| 21 May | Patchy rain possible | 28° /26° | 1.5 mm | 6 | |
| 22 May | Cloudy | 28° /26° | 2.2 mm | 6 | |
| 23 May | Moderate or heavy rain shower | 28° /27° | 4.3 mm | 6 | |
| 24 May | Moderate rain at times | 28° /26° | 2.6 mm | 6 | |
| 25 May | Patchy rain possible | 29° /26° | 2.7 mm | 6 | |
| 26 May | Patchy rain possible | 28° /26° | 1.9 mm | 6 | |
| 27 May | Patchy rain possible | 29° /27° | 2.1 mm | 6 | |
| 28 May | Cloudy | 28° /26° | 0.6 mm | 6 | |
| 29 May | Patchy rain possible | 28° /26° | 1.1 mm | 6 | |
| 30 May | Overcast | 29° /26° | 1.4 mm | 6 | |
| 31 May | Patchy rain possible | 29° /27° | 2 mm | 6 | |
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Important Notice
Our weather forecast for Saint John 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 Saint John forecast closer to your planned date for the most up-to-date weather information.
Saint John in May - FAQ
What are the expected maximum and minimum temperatures in Saint John during May?
During May, expect a variety of temperatures with highs around 28° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint John during May?
Moderate rainfall is anticipated in Saint John during May, with a total of 69.9 mm spread over approximately 28 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Saint John during May?
The average wind speed in Saint John during May is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Saint John
Explore the daily rainfall trends and prepare for Saint Johns May weather 💧
UV exposure in Saint John during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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