Montreal, Canada 14-Day Forecast
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70°
Clear right now
Today: high 78°, low 65°
Updated 5 hours ago
Montreal weather for the next 14 days
Tuesday, August 18
Overcast High 77° Low 61°Precipitation
13%
· 0.0 in
Max wind
5 mph
Humidity
74%
UV index
6 - Moderate
Sunrise / sunset
05:58 AM / 07:57 PM
Wednesday, August 19
Overcast High 67° Low 62°Precipitation
87%
· 0.46 in
Max wind
8 mph
Humidity
87%
UV index
4 - Moderate
Sunrise / sunset
06:00 AM / 07:55 PM
Thursday, August 20
Sunny High 75° Low 59°Precipitation
45%
· 0.03 in
Max wind
5 mph
Humidity
76%
UV index
6 - High
Sunrise / sunset
06:01 AM / 07:54 PM
Friday, August 21
Sunny High 75° Low 58°Precipitation
17%
· 0.0 in
Max wind
4 mph
Humidity
70%
UV index
6 - High
Sunrise / sunset
06:02 AM / 07:52 PM
Saturday, August 22
Sunny High 78° Low 59°Precipitation
5%
· 0.0 in
Max wind
4 mph
Humidity
66%
UV index
7 - High
Sunrise / sunset
06:03 AM / 07:50 PM
Sunday, August 23
Patchy rain nearby High 75° Low 63°Precipitation
57%
· 0.04 in
Max wind
8 mph
Humidity
71%
UV index
6 - High
Sunrise / sunset
06:04 AM / 07:49 PM
Monday, August 24
Partly Cloudy High 72° Low 58°Precipitation
8%
· 0.0 in
Max wind
12 mph
Humidity
54%
UV index
6 - High
Sunrise / sunset
06:06 AM / 07:47 PM
Tuesday, August 25
Sunny High 72° Low 54°Precipitation
4%
· 0.0 in
Max wind
5 mph
Humidity
51%
UV index
6 - High
Sunrise / sunset
06:07 AM / 07:45 PM
Wednesday, August 26
Overcast High 73° Low 54°Precipitation
47%
· 0.03 in
Max wind
11 mph
Humidity
71%
UV index
5 - Moderate
Sunrise / sunset
06:08 AM / 07:43 PM
Thursday, August 27
Patchy rain nearby High 66° Low 57°Precipitation
83%
· 0.12 in
Max wind
8 mph
Humidity
88%
UV index
4 - Moderate
Sunrise / sunset
06:09 AM / 07:41 PM
Friday, August 28
Overcast High 64° Low 58°Precipitation
61%
· 0.02 in
Max wind
11 mph
Humidity
85%
UV index
4 - Moderate
Sunrise / sunset
06:11 AM / 07:40 PM
Saturday, August 29
Overcast High 75° Low 57°Precipitation
10%
· 0.0 in
Max wind
6 mph
Humidity
68%
UV index
6 - High
Sunrise / sunset
06:12 AM / 07:38 PM
Sunday, August 30
Overcast High 80° Low 63°Precipitation
11%
· 0.0 in
Max wind
11 mph
Humidity
66%
UV index
7 - High
Sunrise / sunset
06:13 AM / 07:36 PM
Montreal 14-day outlook: the story
The warmest day of Montreal's 14-day outlook is Sunday, August 30 with a high near 80°F (26°C); the coolest night comes Tuesday, August 25, dipping to 54°F (12°C). The trend points cooler: week two runs about 3°F below week one. Highs over the next two weeks average 75°F (24°C), right in line with the typical August high of 75°F (24°C).
Precipitation is most likely on Monday 17, Wednesday 19, Sunday 23, Thursday 27 and beyond; the wettest day looks like Monday, August 17 with about 4.18 in (106.1 mm) expected. For the weekend, expect Saturday 78°F (25°C) and sunny / Sunday 75°F (24°C) and patchy rain nearby.
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 5 of the next 14 days, peaking around Monday, August 17.
What will be the warmest day in Montreal over the next 14 days?
Sunday, August 30, with a forecast high near 80°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