St. John's weather in April
April in St. John's: hot, dry, with clean air — one of the best months to visit.
#1 of 12 months in St. John's · #145 of 604 destinations to visit in April · comfort 86/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
St. John's climate normals — April
| Daytime high | 27°C / 81°F | 🥵 hot |
|---|---|---|
| Nighttime low | 25°C / 76°F | |
| Feels like (high) | 30°C / 86°F | |
| Rainfall | 29 mm / 1.1 in | ☀️ dry |
| Rainy days | 8 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 20°C / 69°F | |
| Sunshine | 11.6 h/day | |
| Daylight | 12.5 h | |
| Wind | 28 km/h / 18 mph | |
| Air quality (US AQI) | 42 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is St. John's?
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St. John's in April — FAQ
- Is April a good time to visit St. John's?
- April in St. John's: hot, dry, with clean air — one of the best months to visit. It ranks #1 of 12 months for St. John's on SeasonMap's comfort score (86/100).
- What is the weather like in St. John's in April?
- In April, St. John's averages a daily high of 27.4°C and a low of 24.7°C, with about 29.2 mm of rain over roughly 8 rainy days.
- What is the air quality in St. John's in April?
- St. John's has a mean US Air Quality Index of about 42 in April.