Trois-Rivières Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is in Trois-Rivières, Quebec during each month of the year.
The average high and low temperatures are listed below monthly and annually for the city, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 10, 20 or 30 °C each month in Trois-Rivières, scroll down farther. There are also monthly and yearly counts of days with frost and cold weather.
All the numbers are long-term historical averages based on climate data gathered from 1981 to 2010.
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 19 | 1 | January | -7 | -17 |
| 24 | 5 | February | -4 | -15 |
| 34 | 17 | March | 1 | -9 |
| 50 | 31 | April | 10 | 0 |
| 65 | 43 | May | 18 | 6 |
| 74 | 53 | June | 23 | 12 |
| 78 | 58 | July | 25 | 14 |
| 76 | 56 | August | 24 | 13 |
| 67 | 48 | September | 19 | 9 |
| 53 | 37 | October | 12 | 3 |
| 39 | 26 | November | 4 | -3 |
| 26 | 11 | December | -3 | -12 |
| 51 | 32 | Year | 10 | 0 |
Days of Hot Weather in Trois-Rivières
Trois-Rivières usually has six days a year with temperatures in the low-thirties Celsius. The 30-degree weather can show up here anytime during summer months, and occasionally as early as May. The city normally doesn't have temperatures above 35 degrees Celsius (95 °F).
| 10 °C 50 °F |
20 °C 68 °F |
30 °C 86 °F | |
|---|---|---|---|
| January | 0 | 0 | 0 |
| February | 0 | 0 | 0 |
| March | 2 | 0 | 0 |
| April | 13 | 2 | 0 |
| May | 29 | 11 | 0 |
| June | 30 | 23 | 2 |
| July | 31 | 29 | 2 |
| August | 31 | 27 | 1 |
| September | 29 | 12 | 0 |
| October | 18 | 2 | 0 |
| November | 3 | 0 | 0 |
| December | 0 | 0 | 0 |
| Year | 187 | 104 | 6 |
When Trois-Rivières Has Frosty Weather
Trois-Rivières typically has 169 days a year when the minimum temperature is at 0 °C or below. The average date for the last frost in spring is May 17. Frost normally returns here on September 27. The frost-free period extends for 132 days on average between the final spring frost and the first fall frost.
| 0 °C 32 °F | |
|---|---|
| January | 31 |
| February | 27 |
| March | 28 |
| April | 16 |
| May | 3 |
| June | 0 |
| July | 0 |
| August | 0 |
| September | 1 |
| October | 10 |
| November | 22 |
| December | 30 |
| Year | 169 |
How Often Trois-Rivières Has Cold Temperatures
The chilliest winter nights at Trois-Rivières have lows in the minus-thirties °C (below -22 °F). The city averages two or three nights a year, mostly in January when the thermometer drops that low.
From November to April, Trois-Rivières can remain below freezing all day long. The city typically has 88 days a year when the temperature never rises above 0 °C.
| -2 °C 28 °F |
-10 °C 14 °F |
-20 °C -4 °F | |
|---|---|---|---|
| January | 30 | 23 | 12 |
| February | 26 | 20 | 7 |
| March | 23 | 11 | 3 |
| April | 8 | 1 | 0 |
| May | 1 | 0 | 0 |
| June | 0 | 0 | 0 |
| July | 0 | 0 | 0 |
| August | 0 | 0 | 0 |
| September | 0 | 0 | 0 |
| October | 4 | 0 | 0 |
| November | 15 | 3 | 0 |
| December | 27 | 16 | 5 |
| Year | 134 | 74 | 27 |
Reference
Environment Canada. Meteorological Service of Canada. Canadian Climate Normals. 1981-2010 Climate Normals & Averages.