Lisbon, Portugal 14-Day Forecast
Portugal 🇵🇹
73°
Clear right now
Today: high 80°, low 71°
Updated 3 hours ago
Lisbon weather for the next 14 days
Wednesday, August 19
Sunny High 80° Low 68°Precipitation
5%
· 0.0 in
Max wind
11 mph
Humidity
67%
UV index
8 - Very High
Sunrise / sunset
06:54 AM / 08:26 PM
Thursday, August 20
Sunny High 79° Low 68°Precipitation
17%
· 0.01 in
Max wind
14 mph
Humidity
71%
UV index
8 - High
Sunrise / sunset
06:55 AM / 08:24 PM
Friday, August 21
Sunny High 75° Low 65°Precipitation
4%
· 0.0 in
Max wind
18 mph
Humidity
62%
UV index
8 - Very High
Sunrise / sunset
06:55 AM / 08:23 PM
Saturday, August 22
Sunny High 75° Low 64°Precipitation
6%
· 0.0 in
Max wind
19 mph
Humidity
62%
UV index
8 - High
Sunrise / sunset
06:56 AM / 08:22 PM
Sunday, August 23
Sunny High 73° Low 63°Precipitation
4%
· 0.0 in
Max wind
19 mph
Humidity
61%
UV index
6 - High
Sunrise / sunset
06:57 AM / 08:20 PM
Monday, August 24
Sunny High 81° Low 64°Precipitation
4%
· 0.0 in
Max wind
15 mph
Humidity
62%
UV index
7 - High
Sunrise / sunset
06:58 AM / 08:19 PM
Tuesday, August 25
Overcast High 76° Low 62°Precipitation
10%
· 0.0 in
Max wind
12 mph
Humidity
66%
UV index
6 - High
Sunrise / sunset
06:59 AM / 08:17 PM
Wednesday, August 26
Sunny High 76° Low 64°Precipitation
7%
· 0.0 in
Max wind
16 mph
Humidity
64%
UV index
6 - High
Sunrise / sunset
07:00 AM / 08:16 PM
Thursday, August 27
Sunny High 78° Low 62°Precipitation
3%
· 0.0 in
Max wind
17 mph
Humidity
57%
UV index
7 - High
Sunrise / sunset
07:01 AM / 08:14 PM
Friday, August 28
Sunny High 83° Low 63°Precipitation
6%
· 0.0 in
Max wind
16 mph
Humidity
70%
UV index
7 - High
Sunrise / sunset
07:02 AM / 08:13 PM
Saturday, August 29
Sunny High 78° Low 68°Precipitation
8%
· 0.0 in
Max wind
11 mph
Humidity
74%
UV index
7 - High
Sunrise / sunset
07:03 AM / 08:11 PM
Sunday, August 30
Patchy rain nearby High 76° Low 69°Precipitation
24%
· 0.0 in
Max wind
13 mph
Humidity
74%
UV index
6 - High
Sunrise / sunset
07:03 AM / 08:10 PM
Monday, August 31
Overcast High 74° Low 66°Precipitation
12%
· 0.0 in
Max wind
12 mph
Humidity
67%
UV index
6 - High
Sunrise / sunset
07:04 AM / 08:08 PM
Lisbon 14-day outlook: the story
The warmest day of Lisbon's 14-day outlook is Friday, August 28 with a high near 83°F (28°C); the coolest night comes Thursday, August 27, dipping to 62°F (16°C). Temperatures hold fairly steady from week to week. Highs over the next two weeks average 78°F (25°C), about 5°F (3°C) below the typical August high of 83°F (28°C).
No day in the outlook currently carries a strong precipitation signal. For the weekend, expect Saturday 75°F (24°C) and sunny / Sunday 73°F (23°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?
Friday, August 28, with a forecast high near 83°F (28°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