AI-generatedTrois-Rivières at a glance
- Best time
- Jul – Aug
- Warmest month
- Jul · 25°
- Sunshine a year
- 2,020 h
- Rain a year
- 1,146 mm
- Climate
- Continental
- Time zone
- UTC−5 / UTC−4
- Elevation
- 16 m
Climate in Trois-Rivières
Trois-Rivières has warm to hot summers and cold winters with occasional snow. July is the warmest month with average highs of 25 °C, while January is the coolest at −6 °C. With around 2,020 hours of sunshine a year, Trois-Rivières is moderately sunny; June is the sunniest month with 7.7 hours a day.
Holiday weather through the year
Weather in October
Holiday weather in October
Poor
Best time to visit: July – August
A typical day in October
- Morning, 08:00: about 7°
- Midday, 13:00: about 12°
- Afternoon, 16:00: about 12°
- Evening, 20:00: about 9°
- Night, 23:00: about 8°
07:0618:06
Cold evenings: bring a warm jacket.
Estimated from the average high and low: coolest around sunrise, warmest in mid-afternoon.
Light for photos in October
- Golden hour
- Morning 06:47–07:47 · evening 17:25–18:24
- Blue hour
- Morning 06:35–06:47 · evening 18:24–18:36
Golden hour: the sun between 4° below and 6° above the horizon; blue hour: 6° to 4° below it. Times for the 15th of the month; mountains and clouds shift the light.
What is the weather like in Trois-Rivières in October?
In October, Trois-Rivières is cool: daytime highs average 13 °C, and nights cool down to about 6 °C. Expect around 4 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 111 mm in total. All in all, October is not an ideal month for a holiday in Trois-Rivières.
More details for October
- Daylight
- 11 h 0 min07:06 – 18:06
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 18 km/haverage daily peakAll months
- Cloud cover
- 63 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 1 day1 cm or more of fresh snowAll months
- Time zone
- UTC−4America/Toronto
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %0 %
- Sunshineweight 20 %23 %
- Few rainy daysweight 20 %47 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- A jumper for the evenings
- Rain jacket or umbrella
Sunshine hours in Trois-Rivières
Average hours of bright sunshine per day, next to the length of the day. Tap a month to select it.
In October, the sun shines for about 4.4 of 11.0 hours of daylight in Trois-Rivières, 40 % of the day.
Sunshine hours: estimated from radiation data (ERA5, 1996–2025) and calibrated against measured station values; no weather station is close enough here. Daylight is the time from sunrise to sunset on the 15th of the month.
UV index in Trois-Rivières
How strong the sun is at noon, month by month, and how quickly unprotected skin burns.
- Clear-sky UV in October
- 3 · moderateAround midday seek shade; use sunscreen, a hat and sunglasses.
The sun is strongest in June (UV 9).
Minutes until sunburn in October
- Very fair skin
- about 50 min
- Fair skin
- about 60 min
- Light brown skin
- about 85 min
- Olive skin
- about 110 min
Rough guide for unprotected skin at noon under a clear sky; clouds lengthen it, water, sand and snow shorten it. Sunscreen extends the time only partly.
Monthly values: clear-sky noon estimate from the sun's angle, ozone and altitude. UV today: Open-Meteo forecast.
Rain in Trois-Rivières: rainy days and rainfall
A rainy day is a day with at least 1 mm of rain or snow; the amount is what falls in the whole month. Tap a month to select it.
In October, Trois-Rivières has about 11 rainy days with 111 mm of rain in total.
Wind and clouds in Trois-Rivières
How breezy and how cloudy Trois-Rivières is through the year. Tap a month to select it on the whole page.
Wind
Typical daily peak of the wind in km/h: what the afternoon breeze usually reaches, not the gusts.
In October, the wind in Trois-Rivières typically peaks at 18 km/h during the day: Beaufort 3, light breeze.
Clouds
Average share of the sky covered by cloud, day and night.
In October, cloud covers on average 63 % of the sky over Trois-Rivières: variable cloud, with about 4.4 hours of sunshine a day.
Wind: mean daily maximum of the hourly wind 10 m above ground (ERA5, 1996–2025). Gusts are stronger, and the model grid of about 28 km smooths out local effects such as capes and valley winds. Clouds: mean total cloud cover of all layers over day and night (ERA5, 1996–2025). Thin high cloud counts as cover even when the sun still shines through.
Heat and humidity in Trois-Rivières
How often the day gets hot in Trois-Rivières (30 °C and more), and in which months heat and humidity come together. Tap a month to select it.
Heat calendar
- pleasant
- some hot or muggy days
- often muggy
- often hot
- hot and muggy
In October, Trois-Rivières has about 0 hot days, with an average daytime high of 13 °C: pleasant. Heat plays no part this month.
Hot days reach at least 30 °C; a month counts as muggy when the mean dew point reaches 18 °C on at least 15 days. Averages from ERA5 and ERA5-Land, 1996–2025. Muggy nights through the year
Snow in Trois-Rivières
When Trois-Rivières is likely to be white: the chance of seeing snow during a week's stay, the days with fresh snow and how much falls. Tap a month to select it.
Snow calendar
- hardly any
- possible
- likely
- very likely
In October, Trois-Rivières has about 1 days with at least 1 cm of fresh snow, 2 cm in total. The chance of seeing snow during a week's stay is 10 out of 100: hardly any.
Snow days bring at least 1 cm of fresh snow. Fresh snow comes from ERA5 snowfall (1996–2025) at the height of the place, not on the slopes above it; the snow chance also weighs whether the snow settles. An estimate from climate averages, not a snow report.
Climate through the year
Long-term monthly averages. Tap a month to see its details.
Nights and sleep in Trois-Rivières
How warm the nights get in each month, from the mean night-time low. Tap a month for details.
- Frost below 0°
- Cold 0–8°
- Cool 8–15°
- Pleasant 15–20°
ColdOctober: nights around 6°. The room should be heated.
The coolest nights are in January (−15°), the warmest in July (17°). Nights are pleasant for sleeping (15 to 20 °C) from July to August. Nights fall below 8 °C on average from October to April, so the room should be heated.
Temperatures through the year
Average daytime high, night-time low and sea temperature per month.
| Month | Score | Day | Night | Sun | Rain days | Rain mm |
|---|---|---|---|---|---|---|
| JanuaryJan | 12 | −6° | −15° | 3.6 h | 11 | 73 |
| FebruaryFeb | 17 | −4° | −13° | 4.5 h | 9 | 66 |
| MarchMar | 18 | 2° | −7° | 5.5 h | 11 | 77 |
| AprilApr | 21 | 10° | 0° | 6.3 h | 11 | 99 |
| MayMay | 22 | 18° | 8° | 7.1 h | 12 | 96 |
| JuneJun | 62 | 23° | 14° | 7.7 h | 13 | 118 |
| JulyJul | 82 | 25° | 17° | 7.7 h | 14 | 115 |
| AugustAug | 72 | 24° | 16° | 7.2 h | 12 | 113 |
| SeptemberSep | 32 | 20° | 12° | 6.0 h | 11 | 94 |
| OctoberOct | 14 | 13° | 6° | 4.4 h | 11 | 111 |
| NovemberNov | 10 | 5° | −2° | 3.3 h | 12 | 88 |
| DecemberDec | 8 | −2° | −10° | 2.9 h | 12 | 98 |
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences
46.35° N, 72.55° W · 16 m · America/Toronto
Best time to visit Trois-Rivières
The best time to visit Trois-Rivières is from July to August. For sightseeing, day trips and hiking, conditions are most comfortable in September. Rain is most frequent from May to August and in December; the wettest month is June with 118 mm.
Trois-Rivières through the seasons
How the weather changes over the seasons, with averages for each.
Trois-Rivières in spring
Mar – May
Poor
- 2–18 °C by day
- 6 h of sun a day
- 35 rainy days in all
Trois-Rivières in summer
Jun – Aug
Good
- 23–25 °C by day
- 8 h of sun a day
- 39 rainy days in all
Trois-Rivières in autumn
Sep – Nov
Poor
- 5–20 °C by day
- 5 h of sun a day
- 33 rainy days in all
Trois-Rivières in winter
Dec – Feb
Poor
- -6–-2 °C by day
- 4 h of sun a day
- 32 rainy days in all
Find your perfect month
Tell us what you like and we rate every month in Trois-Rivières for you.
Your best months: July – August
Based on the climate averages; tap a month to see its details.
Compare two months in Trois-Rivières
Pick two months to see how the weather differs. A tick marks the clearly better value; for temperatures it depends on your plans.
July has the better holiday weather in Trois-Rivières: score 82 against 14. In July, days are 12 °C warmer than in October. July has 3 more rainy days. The sun shines 3 hours longer a day in July.
| Month | October | July |
|---|---|---|
| Weather score | 14 | 82better |
| Day high | 13° | 25° |
| Night low | 6° | 17° |
| Sunshine | 4.4 h | 7.7 hbetter |
| Rainy days | 11better | 14 |
| Rainfall | 111 mm | 115 mm |
| Muggy days | 0better | 8 |
Based on the climate averages 1996–2025.
Which month for what?
Beach & swimming
No sea nearby
Sea from 21 °C, warm and mostly dry
Sightseeing & hiking
Sep
15–28 °C and not too much rain
Rainy months
May – Aug, Dec
12 or more rainy days
Snow
Nov – Apr
Snow on 2 or more days
Trois-Rivières month by month
The typical weather for every month at a glance.
12January-6° · 4 h
In January, Trois-Rivières is freezing cold: daytime highs average −6 °C, and nights often drop below freezing (−15 °C). The sun is scarce, with only about 4 hours a day. Precipitation, often as snow, falls on about 11 days, totalling 73 mm. Snow falls on about 9 days. All in all, January is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in January17February-4° · 5 h
In February, Trois-Rivières is freezing cold: daytime highs average −4 °C, and nights often drop below freezing (−13 °C). Expect around 5 hours of sunshine a day. Precipitation, often as snow, falls on about 9 days, totalling 66 mm. Snow falls on about 7 days. All in all, February is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in February18March2° · 6 h
In March, Trois-Rivières is freezing cold: daytime highs average 2 °C, and nights often drop below freezing (−7 °C). Expect around 6 hours of sunshine a day. Precipitation, often as snow, falls on about 11 days, totalling 77 mm. Snow falls on about 6 days. All in all, March is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in March21April10° · 6 h
In April, Trois-Rivières is cold: daytime highs average 10 °C, and nights cool down to about 0 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 99 mm in total. Snow falls on about 3 days. All in all, April is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in April22May18° · 7 h
In May, Trois-Rivières is mild: daytime highs average 18 °C, and nights cool down to about 8 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 12 rainy days and 96 mm in total. All in all, May is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in May62June23° · 8 h
In June, Trois-Rivières is warm: daytime highs average 23 °C, and nights cool down to about 14 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 13 rainy days and 118 mm in total. All in all, June is a good month for a holiday in Trois-Rivières.
Trois-Rivières in June82July25° · 8 h
In July, Trois-Rivières is warm: daytime highs average 25 °C, and nights cool down to about 17 °C. The sun shines for around 8 hours a day. Rain is frequent, with about 14 rainy days and 115 mm in total. All in all, July is an excellent month for a holiday in Trois-Rivières.
Trois-Rivières in July72August24° · 7 h
In August, Trois-Rivières is warm: daytime highs average 24 °C, and nights cool down to about 16 °C. The sun shines for around 7 hours a day. Rain is frequent, with about 12 rainy days and 113 mm in total. All in all, August is a good month for a holiday in Trois-Rivières.
Trois-Rivières in August32September20° · 6 h
In September, Trois-Rivières is mild: daytime highs average 20 °C, and nights cool down to about 12 °C. Expect around 6 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 94 mm in total. All in all, September is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in September14October13° · 4 h
In October, Trois-Rivières is cool: daytime highs average 13 °C, and nights cool down to about 6 °C. Expect around 4 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 111 mm in total. All in all, October is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in October10November5° · 3 h
In November, Trois-Rivières is cold: daytime highs average 5 °C, and nights often drop below freezing (−2 °C). The sun is scarce, with only about 3 hours a day. Rain is frequent, with about 12 rainy days and 88 mm in total. Snow falls on about 4 days. All in all, November is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in November8December-2° · 3 h
In December, Trois-Rivières is freezing cold: daytime highs average −2 °C, and nights often drop below freezing (−10 °C). The sun is scarce, with only about 3 hours a day. Precipitation, often as snow, falls on about 12 days, totalling 98 mm. Snow falls on about 8 days. All in all, December is not an ideal month for a holiday in Trois-Rivières.
Trois-Rivières in DecemberTrois-Rivières compared
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Trois-Rivières vs. Quebec City
In October the holiday weather in Trois-Rivières and Quebec City is about equally good (score 14 vs. 12). During the day Quebec City is 1 °C cooler than Trois-Rivières.
| in October | Trois-Rivières | Quebec City |
|---|---|---|
| Holiday score | 14 | 12 |
| Daytime high | 13° | 12° |
| Sunshine | 4 h | 4 h |
| Rainy days | 11 | 12 |
| Best time | Jul – Aug | May – Sep |
Through the year
Canada in October: the best places
In October, Trois-Rivières ranks 25 among the 31 nearest destinations in this country.
- Hamilton15°53
- 2Toronto14°52
- 3Niagara-on-the-Lake15°51
- 4Niagara Falls15°51
- 5London15°50
- 6Halifax14°14°49
- 7Collingwood (Blue Mountains)13°47
- 8Ottawa13°44
- 25Trois-RivièresThis page13°14
Planning a trip to Trois-Rivières
Weather for your travel dates
Pick your arrival and length of stay, and we sum up the weather to expect.
Trois-Rivières in the school holidays
How the weather suits the usual holiday periods. Dates vary by school and region, so each holiday uses the months it usually falls in.
Trois-Rivières has its best school-holiday weather during the summer holidays (score 76) and its weakest during the Christmas holidays (score 10).
- 20
Easter holidays
Mar – Apr
Poor
- 7 °C by day
- 6.1 h of sun a day
- 11 rainy days a month
Keep in mind: Snow
- 30
May half-term
May – Jun
Poor
- 19 °C by day
- 7.2 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain
- 76
Summer holidays
Jul – Aug
GoodBest holidays
- 24 °C by day
- 7.4 h of sun a day
- 13 rainy days a month
Keep in mind: Frequent rain
- 14
October half-term
Oct
Poor
- 13 °C by day
- 4.4 h of sun a day
- 11 rainy days a month
- 10
Christmas holidays
Dec – Jan
Poor
- −4 °C by day
- 3.3 h of sun a day
- 12 rainy days a month
Keep in mind: Frequent rain, Snow
Based on the climate averages 1996–2025.
Getting there
Flying from
- Nonstop flight
- about 6 h 35 min
- Distance
- 5,080 km
- Time zone
- UTC−4
- Jet lag
- About 3 days (5 h west)
Rule of thumb for flying west: for a few days before, stay up a little later, and get afternoon and evening light at your destination.
Estimated from the straight-line distance: 30 minutes for take-off and landing plus 830 km/h cruising speed.
Frequently asked questions about Trois-Rivières
When is the best time to visit Trois-Rivières?
The best time to visit Trois-Rivières is from July to August. That is when the holiday weather score, which combines temperature, sea, sunshine and rain, is highest.
What is the warmest month in Trois-Rivières?
July is the warmest month, with average highs of 25 °C and nights around 17 °C. January is the coolest month at −6 °C.
When does it rain most in Trois-Rivières?
Rain is most frequent from May to August and in December; the wettest month is June with 118 mm. The driest month is February with 66 mm.
How many hours of sunshine does Trois-Rivières get?
Trois-Rivières gets around 2,020 hours of sunshine a year. The sunniest month is June with 7.7 hours a day; in December there are 2.9 hours a day.
What time zone is Trois-Rivières in?
Trois-Rivières uses the time zone America/Toronto: UTC−5 in January and UTC−4 in July.
How long is the flight from London to Trois-Rivières?
A nonstop flight from London to Trois-Rivières takes about 6 h 35 min, for a straight-line distance of about 5,080 km.
Which school holidays are best for Trois-Rivières?
Trois-Rivières has its best school-holiday weather during the summer holidays (score 76) and its weakest during the Christmas holidays (score 10). Holiday ratings (0–100): Easter holidays 20, May half-term 30, Summer holidays 76, October half-term 14, Christmas holidays 10.
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