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Weather in St-Jean-Port-Joli
Quebec, 7 m · continuously updated
La Pocatiere (24 km) · 11 °C · ECCC 08:00
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- Humidity
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- Rain ahead
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- Sunset
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Temperature · last 4 and next 28 hours
St-Jean-Port-Joli weather: the next 24 hours
Updated hourly.
St-Jean-Port-Joli 14-day forecast
Two-week trend.
Sun and golden hours
Sunrise –, golden light until –
Sunset –, golden light from –
–
Air quality
European index, modelled by Copernicus (CAMS).
UV index
Daily maximum — protection advised from 3.
Freezing level
Snow settles about 300 m below it.
Around St-Jean-Port-Joli
Neighbouring towns, as the crow flies.
Official weather warnings
No active warning for St-Jean-Port-Joli.
Updated 02 Nov 13:13.
Data Source: Environment and Climate Change Canada, under the Data Services End-use Licence. Warnings are shown unaltered; this site is not endorsed by Environment and Climate Change Canada.
Is there an active weather warning for St-Jean-Port-Joli?
No active warning for St-Jean-Port-Joli.
Latest measurement near St-Jean-Port-Joli
Measured at La Pocatiere, 24 km away from St-Jean-Port-Joli, November 2, 08:00 EST. This Environment and Climate Change Canada weather station is at an elevation of 31 m (Quebec). These are measured values, not a forecast.
| Temperature | 11.3 °C |
|---|---|
| Wind | 27 km/h SW |
| Gusts, last hour | 47 km/h |
| Precipitation, last hour | 0.0 mm |
| Humidity | 65 % |
| Pressure (sea level) | 1020 hPa |
Past 24 hours: low 5.7 °C, high 11.6 °C, 0.0 mm of precipitation.
St-Jean-Port-Joli lies at about 7 m; the station is at 31 m.
Latest measurements from the Canadian weather stations
Data Source: Environment and Climate Change Canada. Reports are published as measured, without quality control, and may contain errors or gaps. Not an official product of the Government of Canada and not endorsed by it. Data Services End-use Licence
The observed climate near St-Jean-Port-Joli
The weather station nearest to St-Jean-Port-Joli, La Pocatiere located 31 m above sea level, is 24 km away; its records cover 1913–2020. In November, the mean temperature there is 0.8 °C over 1991–2020, 0.7 °C more than over 1961–1990 (0.1 °C), with about – mm of rain. The warmest month ever measured is July 1916 (22.3 °C), the coldest January 1994 (−18.0 °C). See the full series of La Pocatiere
Today in St-Jean-Port-Joli
- Terrace and barbecue between 18:00 and 23:00: rain likely (0.7 mm, up to 18 % chance). Have some shelter or a plan B ready. How it is calculated
- Best time to air the house: tomorrow, between 6:00 and 8:00. The outdoor dew point drops to 0.4 °C; once warmed to 20 °C, that air holds only 27 % humidity, against 50 % in a typical home: opening the windows dries the house. How it is calculated
- Washing outside: only just possible. Even hung out between 8:00 and 17:00, it will take about 9 h; bring it in before the air turns cooler. How it is calculated
- Garden: 14.2 mm of rain expected within 48 h, against a need of 2 mm. No need to water, the rain will do it. How it is calculated
Calculated from Open-Meteo forecasts of 2026-11-02 08:13 (local time): model values, not measurements. All of today's advice
7-day forecast for St-Jean-Port-Joli
Today (Monday 2 Nov) in St-Jean-Port-Joli: drizzle, 8 to 12 °C, precipitation 0.7 mm (18 %), wind up to 33 km/h. Tomorrow: light rain, 2 to 10 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Today | drizzle | 8 °C | 12 °C | 0.7 mm | 33 km/h |
| Tomorrow | light rain | 2 °C | 10 °C | 8.4 mm | 26 km/h |
| Wed 4 Nov | light rain | 4 °C | 13 °C | 6.4 mm | 37 km/h |
| Thu 5 Nov | light drizzle | 8 °C | 12 °C | 1.6 mm | 20 km/h |
| Fri 6 Nov | light drizzle | 9 °C | 12 °C | 0.2 mm | 20 km/h |
| Sat 7 Nov | showers | 7 °C | 14 °C | 52.0 mm | 38 km/h |
| Sun 8 Nov | showers | 6 °C | 11 °C | 7.1 mm | 36 km/h |
Tomorrow's weather in St-Jean-Port-Joli
Tomorrow, Tuesday 3 Nov, in St-Jean-Port-Joli: light rain, from 2 to 10 °C, 8.4 mm of precipitation (probability 90 %), wind up to 26 km/h.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 00:00 |  overcast | 10 °C | 0.0 mm | 12 % | 6 km/h |
| 03:00 | overcast | 8 °C | 0.0 mm | 14 % | 20 km/h |
| 06:00 | overcast | 6 °C | 0.0 mm | 22 % | 19 km/h |
| 09:00 | overcast | 5 °C | 0.0 mm | 23 % | 20 km/h |
| 12:00 | overcast | 5 °C | 0.0 mm | 45 % | 22 km/h |
| 15:00 |  drizzle | 3 °C | 0.7 mm | 69 % | 22 km/h |
| 18:00 | heavy drizzle | 2 °C | 1.1 mm | 63 % | 24 km/h |
| 21:00 | heavy drizzle | 2 °C | 1.1 mm | 90 % | 24 km/h |
Frequently asked questions
Will it rain tomorrow in St-Jean-Port-Joli?
Yes: 8.4 mm expected, probability 90 %.
How warm will it be tomorrow in St-Jean-Port-Joli?
Between 2 and 10 °C.
The weekend
This weekend in St-Jean-Port-Joli: Saturday showers, 7 to 14 °C, Sunday showers, 6 to 11 °C.
| Day | Weather | Min | Max | Precip. | Wind |
|---|---|---|---|---|---|
| Sat 7 Nov |  showers | 7 °C | 14 °C | 52.0 mm | 38 km/h |
| Sun 8 Nov | showers | 6 °C | 11 °C | 7.1 mm | 36 km/h |
Hour by hour
The next 48 hours in St-Jean-Port-Joli, hour by hour: temperature from 2 to 12 °C, 14.2 mm of rain expected.
| Hour | Weather | Temp. | Precip. | Chance | Wind |
|---|---|---|---|---|---|
| 08:00 |  sunny | 10 °C | 0.0 mm | 2 % | 28 km/h |
| 09:00 | overcast | 11 °C | 0.0 mm | 3 % | 30 km/h |
| 10:00 | overcast | 10 °C | 0.0 mm | 4 % | 28 km/h |
| 11:00 | overcast | 10 °C | 0.0 mm | 9 % | 26 km/h |
| 12:00 | overcast | 11 °C | 0.0 mm | 4 % | 26 km/h |
| 13:00 | overcast | 12 °C | 0.0 mm | 3 % | 28 km/h |
| 14:00 | overcast | 11 °C | 0.0 mm | 4 % | 29 km/h |
| 15:00 | overcast | 11 °C | 0.0 mm | 3 % | 28 km/h |
| 16:00 | overcast | 11 °C | 0.0 mm | 3 % | 24 km/h |
| 17:00 | overcast | 10 °C | 0.0 mm | 4 % | 21 km/h |
| 18:00 | overcast | 10 °C | 0.0 mm | 7 % | 22 km/h |
| 19:00 | overcast | 11 °C | 0.0 mm | 9 % | 20 km/h |
| 20:00 | drizzle | 11 °C | 0.7 mm | 9 % | 22 km/h |
| 21:00 | overcast | 11 °C | 0.0 mm | 8 % | 17 km/h |
| 22:00 | overcast | 11 °C | 0.0 mm | 18 % | 14 km/h |
| 23:00 | overcast | 11 °C | 0.0 mm | 12 % | 14 km/h |
| 00:00 | overcast | 10 °C | 0.0 mm | 12 % | 6 km/h |
| 01:00 | overcast | 9 °C | 0.0 mm | 17 % | 17 km/h |
| 02:00 | overcast | 8 °C | 0.0 mm | 15 % | 16 km/h |
| 03:00 | overcast | 8 °C | 0.0 mm | 14 % | 20 km/h |
| 04:00 | overcast | 7 °C | 0.0 mm | 22 % | 18 km/h |
| 05:00 | overcast | 6 °C | 0.0 mm | 20 % | 18 km/h |
| 06:00 | overcast | 6 °C | 0.0 mm | 22 % | 19 km/h |
| 07:00 | overcast | 6 °C | 0.0 mm | 23 % | 20 km/h |
| 08:00 | overcast | 5 °C | 0.0 mm | 24 % | 21 km/h |
| 09:00 | overcast | 5 °C | 0.0 mm | 23 % | 20 km/h |
| 10:00 | overcast | 5 °C | 0.0 mm | 35 % | 20 km/h |
| 11:00 | overcast | 5 °C | 0.0 mm | 43 % | 21 km/h |
| 12:00 | overcast | 5 °C | 0.0 mm | 45 % | 22 km/h |
| 13:00 | light drizzle | 5 °C | 0.4 mm | 49 % | 22 km/h |
| 14:00 | drizzle | 4 °C | 0.7 mm | 55 % | 22 km/h |
| 15:00 | drizzle | 3 °C | 0.7 mm | 69 % | 22 km/h |
| 16:00 | drizzle | 3 °C | 0.7 mm | 68 % | 23 km/h |
| 17:00 | drizzle | 2 °C | 0.7 mm | 58 % | 23 km/h |
| 18:00 | heavy drizzle | 2 °C | 1.1 mm | 63 % | 24 km/h |
| 19:00 | drizzle | 2 °C | 0.7 mm | 63 % | 24 km/h |
| 20:00 | light drizzle | 2 °C | 0.4 mm | 90 % | 26 km/h |
| 21:00 | heavy drizzle | 2 °C | 1.1 mm | 90 % | 24 km/h |
| 22:00 | drizzle | 2 °C | 0.7 mm | 90 % | 24 km/h |
| 23:00 | light rain | 3 °C | 1.2 mm | 90 % | 22 km/h |
| 00:00 | light drizzle | 4 °C | 1.4 mm | 90 % | 20 km/h |
| 01:00 | light drizzle | 4 °C | 1.5 mm | 90 % | 19 km/h |
| 02:00 | light rain | 5 °C | 1.7 mm | 97 % | 12 km/h |
| 03:00 | light drizzle | 5 °C | 0.3 mm | 97 % | 4 km/h |
| 04:00 | light drizzle | 5 °C | 0.1 mm | 97 % | 7 km/h |
| 05:00 | overcast | 6 °C | 0.0 mm | 97 % | 14 km/h |
| 06:00 | overcast | 8 °C | 0.0 mm | 97 % | 20 km/h |
| 07:00 | light drizzle | 9 °C | 0.1 mm | 97 % | 28 km/h |
Location of St-Jean-Port-Joli
St-Jean-Port-Joli lies at 7 m, 94 m below the average of the 301 places we cover in Quebec (101 m). That makes it the 9th lowest of the 301. The main town, Montréal, lies 317 km to the south-west. The nearest places we cover are L'Islet-sur-Mer (12 km to the south-west), La Pocatière (25 km to the north-east), Baie-Saint-Paul (31 km to the north-west) and Montmagny (34 km to the south-west). With about 3,304 inhabitants according to GeoNames, St-Jean-Port-Joli is the 240th largest of the 301 places we cover in Quebec. Of the places of interest on this site, the nearest is Mont-Sainte-Anne (ski resort, 52 km to the west).
Today is 7.8 °C above the November normal (3.8 °C).
Climate of St-Jean-Port-Joli: 1991–2020 normals
In St-Jean-Port-Joli, July is typically the warmest month (up to 23.1 °C on average), while January is the coldest at -13.2 °C. October sees the most rain, with around 139 mm.
By season (average highs, 1991–2020 normals): winter -4.5 °C and 252 mm of rain, spring 7.4 °C and 306 mm, summer 22.0 °C and 321 mm, autumn 10.9 °C and 364 mm. The wettest season is autumn (29 % of the annual total), the driest winter (20 %).
| Max T (°C) | Min T (°C) | Rainfall (mm) | Rainy days | |
|---|---|---|---|---|
| January | -6.1 | -13.2 | 81 | 11 |
| February | -4.9 | -12.0 | 68 | 10 |
| March | 0.2 | -7.1 | 84 | 11 |
| April | 6.7 | -0.9 | 111 | 12 |
| May | 15.4 | 6.8 | 111 | 13 |
| June | 20.6 | 12.7 | 120 | 13 |
| July | 23.1 | 15.9 | 100 | 13 |
| August | 22.3 | 15.4 | 100 | 12 |
| September | 18.1 | 11.3 | 117 | 12 |
| October | 10.7 | 5.0 | 139 | 13 |
| November | 3.8 | -1.3 | 108 | 12 |
| December | -2.5 | -8.7 | 103 | 12 |
Compared with Montréal, the main town 317 km to the south-west, highs in the warmest month are 1.6 °C lower here, and the year brings 146 mm more precipitation. In 6 months the average low falls below 0 °C (January, February, March, April, November and December); in 3 months the average high exceeds 20 °C (June, July and August).
Nearby places with normals of their own (from another station or reanalysis grid cell) compare as follows: La Pocatière (25 km to the north-east): summers 0.8 °C warmer and 230 mm drier a year; Baie-Saint-Paul (31 km to the north-west): summers 0.6 °C warmer and 39 mm drier a year; Montmagny (34 km to the south-west): summers 0.9 °C warmer and 108 mm drier a year. Among the 301 places we cover in Quebec whose normals come from the ERA5 reanalysis, St-Jean-Port-Joli ranks 253rd for summer warmth and 31st for annual precipitation. The warmest summers are in Le Sud-Ouest, Brossard and 2 other places and the coolest in Puvirnituq; the wettest year is in Saint-Raymond (Quebec, 142 m) and the driest in Puvirnituq.
What is the warmest month in St-Jean-Port-Joli?
The warmest month in St-Jean-Port-Joli is typically July, averaging 23.1 °C (1991–2020 normal). The coldest is January, at -13.2 °C.
How many rainy days does St-Jean-Port-Joli get per year?
St-Jean-Port-Joli sees about 145 rainy days a year, adding up to roughly 1243 mm of rainfall (1991–2020 normals).
How big is the gap between summer and winter in St-Jean-Port-Joli?
Between July and January, the temperature gap in St-Jean-Port-Joli runs to about 36.3 °C, based on the 1991–2020 normals.