St. John's Ilmasto and Average Sää
Ilmasto of St. John's: average temperatures, rainfall and seasons month by month.
Ilmasto in St. John's month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Kuukausi | Avg high | Avg low | Sadefall | Rating |
|---|---|---|---|---|
| tammikuu | 0° | -5° | 134 mm | ★☆☆☆☆ |
| helmikuu | 0° | -5° | 159 mm | ★☆☆☆☆ |
| maaliskuu | 3° | -4° | 144 mm | ★★☆☆☆ |
| huhtikuu | 5° | -1° | 139 mm | ★★☆☆☆ |
| tou | 9° | 3° | 85 mm | ★★★☆☆ |
| kesäkuu | 16° | 8° | 121 mm | ★★★☆☆ |
| heinäkuu | 21° | 14° | 110 mm | ★★★★☆ |
| elokuu | 21° | 14° | 80 mm | ★★★★☆ |
| syyskuu | 16° | 11° | 60 mm | ★★★★☆ |
| lokakuu | 12° | 7° | 104 mm | ★★★☆☆ |
| marraskuu | 7° | 3° | 216 mm | ★☆☆☆☆ |
| joulukuu | 3° | -2° | 137 mm | ★★☆☆☆ |
Ilmasto type: Subarctic. Lähde: Open-Meteo archive (ERA5).
Recent extremes in St. John's
Korkeaest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
Paras aika vierailla St. John's
Go in heinäkuu, elokuu and syyskuu. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: tammikuu, helmikuu and marraskuu - expect the least comfortable mix of heat, cold or rain.
What this means for St. John's
Today is slightly cooler than average for lokakuu. The forecast high of 8°C is 3.4°C below the 12°C typical for this month.
A 100% chance means rain is expected over most of the area. Plan indoor alternatives.
Puuskat ja 57 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in kesäkuu ja elokuu.
The gap between the warmest and coldest month averages 19°C.
What ja pack, what ja skip
- A warm mid-layer and gloves for early mornings and evenings
- Avoid exposed ridgelines, small boats and rooftop viewpoints while gusts stay above 57 km/h.
- If your dates are flexible, avoid tammikuu, helmikuu and marraskuu - historically the least comfortable months here.
Yhteenveto
St. John's is a city in Newfoundland and Labrador. St. John's is known for Jellybean Row and Signal Hill. Väkiluku on noin 110.000.
Tällä hetkellä lämpötila on 6°C (43°F) in St. John's ja puolipilvistä. Tuntuu kuin 3°C. Tänään lämpötila vaihtelee 2°C ja 8°C. laeen todennäköisyys on 100%. Sightseeing conditions score 5.4/10 - rajallinen.
Paras aika matkustaa kohteeseen St. John's is heinäkuu, elokuu and syyskuu. Ilmasto on subarctic. tammikuu, helmikuu and marraskuu tend ja be the least comfortable months. heinäkuu is the warmest month ja average highs near 21°C, while helmikuu is the coldest ja lows near -5°C.
Yksinkertaisesti sanottuna. Today is slightly cooler than average for lokakuu. The forecast high of 8°C is 3.4°C below the 12°C typical for this month. The best window ja be outside is roughly 6 PM ja 9 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in St. John's today at 8.6/10. Puuskat ja 57 km/h will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about St. John's
| Tyyppi | City |
|---|---|
| State | Newfoundland and Labrador |
| Maa | Kanada |
| Maanosa | Pohjois-Amerikka |
| Koordinaatit | 47°33′41.4″N 52°42′45.4″W (47.5615, -52.7126) |
| Väkiluku | 110.000 |
| Known for | Jellybean Row and Signal Hill |
| Paikallinen aika | 8:35 AM (UTC-02:30) |
| Best months | heinäkuu, elokuu and syyskuu |
| Ilmasto | Subarctic |
Sää map for St. John's
Animated model layers. Pick a layer ja load it.
Animated layers by Tuuliy. For pin-level detail and nearby places, see the interactive map below.
Explore St. John's
Every topic we hold for this place, and the same topic for the places around it.
Ilmasto for related places
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 Pohjois-Amerikka.
What is the weather like in St. John's nyt?
It is currently 6°C (43°F) ja puolipilvistä. Kosteus is 95% and wind is 17 km/h.
When is the best time ja visit St. John's?
heinäkuu, elokuu and syyskuu offer the most comfortable conditions in St. John's, which has a subarctic climate. tammikuu, helmikuu and marraskuu 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 8:35 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. |
|---|---|
| Ennuste and observations | Open-Meteo (ECMWF and national models). |
| Ilmanlaatu and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Ilmasto 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 lokakuu 27, 2026 at 8:35 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
