St. John's Vejr Prognose
St. John's weather: 12°C, overskyet. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
Sne forecast for St. John's
No snow is in the current forecast window for St. John's.
0 of the next 16 nights are forecast og reach freezing.
Historically, average lows drop below freezing in januar, februar, marts, april and december.
16-day forecast for St. John's
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| ons, sep 16 | ⛈️ Violent showers | 19° / 11° | 76% · 33 mm | 19 km/h | 1 |
| tor, sep 17 | 🌦️ Light drizzle | 21° / 12° | 52% · 0 mm | 22 km/h | 5 |
| fre, sep 18 | 🌦️ Light showers | 15° / 12° | 74% · 14 mm | 17 km/h | 5 |
| lør, sep 19 | 🌦️ Light showers | 14° / 8° | 77% · 3 mm | 43 km/h | 1 |
| søn, sep 20 | ⛅ Delvist skyet | 11° / 6° | 35% | 34 km/h | 5 |
| man, sep 21 | 🌦️ Light drizzle | 12° / 7° | 57% · 1 mm | 12 km/h | 3 |
| tir, sep 22 | 🌦️ Light drizzle | 12° / 7° | 37% · 4 mm | 12 km/h | 2 |
| ons, sep 23 | ☁️ Overskyet | 10° / 6° | 22% | 14 km/h | 4 |
| tor, sep 24 | ☀️ Klar himmel | 16° / 6° | 15% | 19 km/h | 5 |
| fre, sep 25 | ☀️ Klar himmel | 16° / 9° | 16% | 19 km/h | 4 |
| lør, sep 26 | ☁️ Overskyet | 16° / 8° | 18% | 16 km/h | 0 |
| søn, sep 27 | ☁️ Overskyet | 17° / 11° | 27% | 19 km/h | 3 |
| man, sep 28 | 🌦️ Let regn | 13° / 9° | 25% · 2 mm | 14 km/h | 4 |
| tir, sep 29 | 🌦️ Let regn | 14° / 9° | 15% · 16 mm | 29 km/h | 4 |
| ons, sep 30 | 🌦️ Light drizzle | 13° / 8° | 19% · 1 mm | 34 km/h | 4 |
| tor, okt 1 | ☀️ Klar himmel | -- / -- | 26% | -- | — |
Klima in St. John's month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 0° | -5° | 134 mm | ★☆☆☆☆ |
| februar | 0° | -5° | 159 mm | ★☆☆☆☆ |
| marts | 3° | -4° | 144 mm | ★★☆☆☆ |
| april | 5° | -1° | 139 mm | ★★☆☆☆ |
| maj | 9° | 3° | 85 mm | ★★★☆☆ |
| juni | 16° | 8° | 121 mm | ★★★☆☆ |
| juli | 21° | 14° | 110 mm | ★★★★☆ |
| august | 20° | 14° | 77 mm | ★★★★☆ |
| september | 17° | 11° | 55 mm | ★★★★☆ |
| oktober | 12° | 7° | 104 mm | ★★★☆☆ |
| november | 7° | 3° | 216 mm | ★☆☆☆☆ |
| december | 3° | -2° | 137 mm | ★★☆☆☆ |
Klima type: Subarctic. Kilde: Open-Meteo archive (ERA5).
What og pack, what og skip
- Layers - the daily swing is 15°C, so mornings feel nothing like afternoons
- A packable rain shell - 5 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid januar, februar and november - historically the least comfortable months here.
Se prognosen for St. John's efter tidsinterval
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 Nordamerika.
What is the weather like in St. John's lige nu?
It is currently 12°C (53°F) med overskyet. Luftfugtighed is 99% and wind is 7 km/h.
When is the best time og visit St. John's?
juli, august and september offer the most comfortable conditions in St. John's, which has a subarctic climate. januar, februar 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 8:31 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. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima 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 september 16, 2026 at 8:31 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
