Montreal, Canada 14-Day Forecast
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67°
Sunny right now
Today: high 77°, low 59°
Updated 6 hours ago
Montreal weather for the next 14 days
Thursday, August 27
Overcast High 78° Low 62°Precipitation
64%
· 0.08 in
Max wind
11 mph
Humidity
78%
UV index
6 - High
Sunrise / sunset
06:09 AM / 07:41 PM
Friday, August 28
Sunny High 71° Low 60°Precipitation
17%
· 0.0 in
Max wind
12 mph
Humidity
75%
UV index
6 - High
Sunrise / sunset
06:11 AM / 07:40 PM
Saturday, August 29
Sunny High 73° Low 54°Precipitation
3%
· 0.0 in
Max wind
8 mph
Humidity
57%
UV index
6 - High
Sunrise / sunset
06:12 AM / 07:38 PM
Sunday, August 30
Overcast High 73° Low 55°Precipitation
70%
· 0.1 in
Max wind
14 mph
Humidity
75%
UV index
5 - Moderate
Sunrise / sunset
06:13 AM / 07:36 PM
Monday, August 31
Sunny High 70° Low 50°Precipitation
17%
· 0.0 in
Max wind
7 mph
Humidity
63%
UV index
6 - High
Sunrise / sunset
06:14 AM / 07:34 PM
Tuesday, September 1
Light rain shower High 59° Low 55°Precipitation
83%
· 0.17 in
Max wind
9 mph
Humidity
81%
UV index
3 - Moderate
Sunrise / sunset
06:15 AM / 07:32 PM
Wednesday, September 2
Mist High 60° Low 56°Precipitation
86%
· 0.08 in
Max wind
6 mph
Humidity
97%
UV index
4 - Moderate
Sunrise / sunset
06:17 AM / 07:30 PM
Thursday, September 3
Mist High 60° Low 57°Precipitation
79%
· 0.05 in
Max wind
6 mph
Humidity
94%
UV index
4 - Moderate
Sunrise / sunset
06:18 AM / 07:29 PM
Friday, September 4
Overcast High 71° Low 56°Precipitation
16%
· 0.0 in
Max wind
11 mph
Humidity
75%
UV index
6 - High
Sunrise / sunset
06:19 AM / 07:27 PM
Saturday, September 5
Sunny High 74° Low 53°Precipitation
5%
· 0.0 in
Max wind
7 mph
Humidity
68%
UV index
6 - High
Sunrise / sunset
06:20 AM / 07:25 PM
Sunday, September 6
Overcast High 63° Low 57°Precipitation
88%
· 0.6 in
Max wind
7 mph
Humidity
81%
UV index
4 - Moderate
Sunrise / sunset
06:21 AM / 07:23 PM
Monday, September 7
Overcast High 73° Low 58°Precipitation
19%
· 0.0 in
Max wind
5 mph
Humidity
77%
UV index
6 - High
Sunrise / sunset
06:23 AM / 07:21 PM
Tuesday, September 8
Overcast High 67° Low 51°Precipitation
11%
· 0.0 in
Max wind
9 mph
Humidity
67%
UV index
5 - Moderate
Sunrise / sunset
06:24 AM / 07:19 PM
Montreal 14-day outlook: the story
The warmest day of Montreal's 14-day outlook is Thursday, August 27 with a high near 78°F (26°C); the coolest night comes Monday, August 31, dipping to 50°F (10°C). The trend points cooler: week two runs about 5°F below week one. Highs over the next two weeks average 72°F (22°C), about 3°F (2°C) below the typical August high of 75°F (24°C).
Precipitation is most likely on Thursday 27, Sunday 30, Tuesday 1, Wednesday 2 and beyond; the wettest day looks like Sunday, September 6 with about 0.6 in (15.3 mm) expected. For the weekend, expect Saturday 73°F (23°C) and sunny / Sunday 73°F (23°C) and overcast.
For typical conditions month by month, see the Montreal climate & average temperatures guide.
Montreal forecast questions
Will it rain in Montreal this week?
The forecast currently shows meaningful precipitation chances on 6 of the next 14 days, peaking around Sunday, September 6.
What will be the warmest day in Montreal over the next 14 days?
Thursday, August 27, with a forecast high near 78°F (26°C).
How accurate is a 14-day forecast for Montreal?
Days 1-3 are highly reliable, days 4-7 capture the overall pattern well, and days 8-14 indicate trends rather than exact figures - check back as the date approaches; this page refreshes throughout the day.
Average temperatures in Montreal by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 22° | 7° | 12 | 3.1 in | 5.0 h/day | 77% |
| February | 25° | 8° | 11 | 3.0 in | 6.2 h/day | 75% |
| March | 35° | 19° | 11 | 3.1 in | 7.7 h/day | 70% |
| April | 49° | 31° | 12 | 4.5 in | 8.2 h/day | 65% |
| May | 64° | 45° | 10 | 3.0 in | 10.4 h/day | 63% |
| June | 72° | 55° | 14 | 4.6 in | 10.7 h/day | 68% |
| July | 77° | 62° | 12 | 4.2 in | 11.9 h/day | 72% |
| August | 75° | 61° | 13 | 4.8 in | 10.9 h/day | 74% |
| September | 69° | 54° | 9 | 3.0 in | 9.5 h/day | 75% |
| October | 55° | 42° | 12 | 4.9 in | 6.8 h/day | 75% |
| November | 41° | 29° | 12 | 3.2 in | 5.4 h/day | 74% |
| December | 29° | 17° | 13 | 3.6 in | 4.3 h/day | 76% |
14-day forecasts nearby