Lisbon, Portugal 14-Day Forecast
Portugal 🇵🇹
69°
Partly Cloudy right now
Today: high 82°, low 68°
Updated 1 hour ago
Lisbon weather for the next 14 days
Wednesday, September 16
Sunny High 76° Low 64°Precipitation
7%
· 0.0 in
Max wind
21 mph
Humidity
66%
UV index
6 - High
Sunrise / sunset
07:19 AM / 07:43 PM
Thursday, September 17
Overcast High 82° Low 64°Precipitation
8%
· 0.0 in
Max wind
17 mph
Humidity
53%
UV index
7 - High
Sunrise / sunset
07:19 AM / 07:42 PM
Friday, September 18
Sunny High 84° Low 63°Precipitation
4%
· 0.0 in
Max wind
13 mph
Humidity
54%
UV index
7 - High
Sunrise / sunset
07:20 AM / 07:40 PM
Saturday, September 19
Sunny High 87° Low 69°Precipitation
1%
· 0.0 in
Max wind
9 mph
Humidity
37%
UV index
7 - High
Sunrise / sunset
07:21 AM / 07:38 PM
Sunday, September 20
Sunny High 92° Low 69°Precipitation
1%
· 0.0 in
Max wind
11 mph
Humidity
39%
UV index
8 - Very High
Sunrise / sunset
07:22 AM / 07:37 PM
Monday, September 21
Sunny High 94° Low 69°Precipitation
1%
· 0.0 in
Max wind
10 mph
Humidity
37%
UV index
8 - Very High
Sunrise / sunset
07:23 AM / 07:35 PM
Tuesday, September 22
Sunny High 89° Low 71°Precipitation
1%
· 0.0 in
Max wind
10 mph
Humidity
28%
UV index
8 - Very High
Sunrise / sunset
07:24 AM / 07:34 PM
Wednesday, September 23
Sunny High 88° Low 72°Precipitation
1%
· 0.0 in
Max wind
8 mph
Humidity
34%
UV index
8 - Very High
Sunrise / sunset
07:25 AM / 07:32 PM
Thursday, September 24
Sunny High 85° Low 71°Precipitation
1%
· 0.0 in
Max wind
9 mph
Humidity
43%
UV index
7 - High
Sunrise / sunset
07:26 AM / 07:30 PM
Friday, September 25
Sunny High 88° Low 70°Precipitation
1%
· 0.0 in
Max wind
9 mph
Humidity
40%
UV index
8 - Very High
Sunrise / sunset
07:27 AM / 07:29 PM
Saturday, September 26
Sunny High 83° Low 72°Precipitation
1%
· 0.0 in
Max wind
8 mph
Humidity
41%
UV index
7 - High
Sunrise / sunset
07:27 AM / 07:27 PM
Sunday, September 27
Sunny High 84° Low 72°Precipitation
2%
· 0.0 in
Max wind
7 mph
Humidity
43%
UV index
7 - High
Sunrise / sunset
07:28 AM / 07:26 PM
Monday, September 28
Overcast High 83° Low 71°Precipitation
9%
· 0.0 in
Max wind
10 mph
Humidity
47%
UV index
7 - High
Sunrise / sunset
07:29 AM / 07:24 PM
Lisbon 14-day outlook: the story
The warmest day of Lisbon's 14-day outlook is Monday, September 21 with a high near 94°F (34°C); the coolest night comes Friday, September 18, dipping to 63°F (17°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 85°F (30°C), about 6°F (3°C) above the typical September high of 79°F (26°C).
No day in the outlook currently carries a strong precipitation signal. For the weekend, expect Saturday 87°F (31°C) and sunny / Sunday 92°F (34°C) and sunny.
For typical conditions month by month, see the Lisbon climate & average temperatures guide.
Lisbon forecast questions
Will it rain in Lisbon this week?
No day in the current 14-day outlook shows a strong rain signal for Lisbon.
What will be the warmest day in Lisbon over the next 14 days?
Monday, September 21, with a forecast high near 94°F (34°C).
How accurate is a 14-day forecast for Lisbon?
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 Lisbon by month
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 58° | 48° | 8 | 2.2 in | 7.7 h/day | 81% |
| February | 61° | 49° | 6 | 1.9 in | 8.5 h/day | 78% |
| March | 63° | 51° | 9 | 2.3 in | 9.9 h/day | 75% |
| April | 67° | 54° | 9 | 2.4 in | 11.1 h/day | 75% |
| May | 73° | 58° | 4 | 1.5 in | 12.4 h/day | 70% |
| June | 77° | 62° | 4 | 0.6 in | 13.3 h/day | 71% |
| July | 82° | 65° | 1 | 0.1 in | 13.4 h/day | 68% |
| August | 83° | 65° | 1 | 0.1 in | 12.4 h/day | 68% |
| September | 79° | 64° | 4 | 1.2 in | 11.1 h/day | 71% |
| October | 73° | 60° | 10 | 3.1 in | 9.1 h/day | 76% |
| November | 65° | 54° | 10 | 2.9 in | 7.6 h/day | 81% |
| December | 61° | 51° | 7 | 3.0 in | 7.4 h/day | 83% |
14-day forecasts nearby