St. John's Weather Forecast
St. John's weather: 46°F, clear. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
St. John's weather in March
Weather map for St. John's
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Climate in St. John's month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 32° | 24° | 5,3 in | ★☆☆☆☆ |
| February | 32° | 23° | 6,3 in | ★☆☆☆☆ |
| March | 38° | 25° | 5,7 in | ★★☆☆☆ |
| April | 40° | 30° | 5,5 in | ★★☆☆☆ |
| May | 49° | 37° | 3,3 in | ★★★☆☆ |
| June | 60° | 47° | 4,8 in | ★★★☆☆ |
| July | 69° | 56° | 4,3 in | ★★★★☆ |
| August | 69° | 57° | 3,1 in | ★★★★☆ |
| September | 61° | 51° | 2,4 in | ★★★★☆ |
| October | 53° | 44° | 4,1 in | ★★★☆☆ |
| November | 44° | 37° | 8,5 in | ★☆☆☆☆ |
| December | 38° | 28° | 5,4 in | ★★☆☆☆ |
Climate type: Subarctic. Source: Open-Meteo archive (ERA5).
Best time to visit St. John's
Go in July, August and September. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and November - expect the least comfortable mix of heat, cold or rain.
What to pack, what to skip
- A warm mid-layer and gloves for early mornings and evenings
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 38 mph.
- If your dates are flexible, avoid January, February and November - historically the least comfortable months here.
See the St. John's forecast by time range
St. John's weather - more answers
Explore St. John's
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Frequently asked questions
Where is St. John's?
St. John's is a city in Newfoundland and Labrador. Its coordinates are 47.5615, -52.7126. It lies in North America.
What is the weather like in St. John's right now?
It is currently 46°F (8°C) with clear. Humidity is 77% and wind is 17 mph.
When is the best time to visit St. John's?
July, August and September offer the most comfortable conditions in St. John's, which has a subarctic climate. January, February and November are usually the hardest months for outdoor plans.
What time zone is St. John's in?
St. John's observes America/St_Johns (UTC-02:30). The local time is 6:16 AM.
How many people live in St. John's?
St. John's has a population of approximately 110.000.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (cities-supported) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 26, 2026 at 6:16 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
