Lisbon, Portugal 14-Day Forecast
Portugal 🇵🇹
71°
Patchy rain nearby right now
Today: high 73°, low 65°
Updated 1 hour ago
Lisbon weather for the next 14 days
Thursday, August 27
Light rain shower High 72° Low 63°Precipitation
69%
· 0.25 in
Max wind
16 mph
Humidity
64%
UV index
8 - High
Sunrise / sunset
07:01 AM / 08:14 PM
Friday, August 28
Sunny High 77° Low 63°Precipitation
7%
· 0.0 in
Max wind
13 mph
Humidity
63%
UV index
8 - High
Sunrise / sunset
07:02 AM / 08:13 PM
Saturday, August 29
Sunny High 81° Low 63°Precipitation
4%
· 0.0 in
Max wind
14 mph
Humidity
60%
UV index
7 - High
Sunrise / sunset
07:03 AM / 08:11 PM
Sunday, August 30
Sunny High 80° Low 64°Precipitation
7%
· 0.0 in
Max wind
13 mph
Humidity
73%
UV index
7 - High
Sunrise / sunset
07:03 AM / 08:10 PM
Monday, August 31
Sunny High 80° Low 64°Precipitation
4%
· 0.0 in
Max wind
16 mph
Humidity
62%
UV index
7 - High
Sunrise / sunset
07:04 AM / 08:08 PM
Tuesday, September 1
Sunny High 77° Low 63°Precipitation
7%
· 0.0 in
Max wind
16 mph
Humidity
62%
UV index
6 - High
Sunrise / sunset
07:05 AM / 08:07 PM
Wednesday, September 2
Sunny High 85° Low 63°Precipitation
4%
· 0.0 in
Max wind
14 mph
Humidity
60%
UV index
7 - High
Sunrise / sunset
07:06 AM / 08:05 PM
Thursday, September 3
Sunny High 90° Low 70°Precipitation
1%
· 0.0 in
Max wind
9 mph
Humidity
46%
UV index
8 - Very High
Sunrise / sunset
07:07 AM / 08:04 PM
Friday, September 4
Sunny High 99° Low 76°Precipitation
1%
· 0.0 in
Max wind
7 mph
Humidity
29%
UV index
9 - Very High
Sunrise / sunset
07:08 AM / 08:02 PM
Saturday, September 5
Overcast High 93° Low 79°Precipitation
7%
· 0.0 in
Max wind
8 mph
Humidity
30%
UV index
7 - High
Sunrise / sunset
07:09 AM / 08:01 PM
Sunday, September 6
Sunny High 93° Low 78°Precipitation
17%
· 0.0 in
Max wind
8 mph
Humidity
38%
UV index
8 - Very High
Sunrise / sunset
07:10 AM / 07:59 PM
Monday, September 7
Sunny High 90° Low 76°Precipitation
2%
· 0.0 in
Max wind
6 mph
Humidity
40%
UV index
8 - Very High
Sunrise / sunset
07:11 AM / 07:58 PM
Tuesday, September 8
Sunny High 82° Low 69°Precipitation
3%
· 0.0 in
Max wind
18 mph
Humidity
53%
UV index
7 - High
Sunrise / sunset
07:11 AM / 07:56 PM
Lisbon 14-day outlook: the story
The warmest day of Lisbon's 14-day outlook is Friday, September 4 with a high near 99°F (37°C); the coolest night comes Thursday, August 27, dipping to 63°F (17°C). The trend points warmer: week two runs about 13°F above week one. Highs over the next two weeks average 77°F (25°C), about 6°F (3°C) below the typical August high of 83°F (28°C).
Precipitation is most likely on Wednesday 26, Thursday 27; the wettest day looks like Thursday, August 27 with about 0.25 in (6.4 mm) expected. For the weekend, expect Saturday 81°F (27°C) and sunny / Sunday 80°F (27°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?
The forecast currently shows meaningful precipitation chances on 2 of the next 14 days, peaking around Thursday, August 27.
What will be the warmest day in Lisbon over the next 14 days?
Friday, September 4, with a forecast high near 99°F (37°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