World Resorts Portugal Terceira Island Weather

Terceira Island 7 Days Forecast

25.10
sun
Day
70°F
NE 18 mph
Precip.
16%
Night
68°F
NE 28 mph
Precip.
42%
26.10
mon
Day
63°F
SE 19 mph
Precip.
15%
Night
59°F
S 10 mph
Precip.
15%
27.10
tue
Day
63°F
W 6 mph
Precip.
12%
Night
61°F
N 10 mph
Precip.
32%
28.10
wed
Day
66°F
N 22 mph
Precip.
61%
Night
64°F
SE 11 mph
Precip.
28%
29.10
thu
Day
64°F
N 4 mph
Precip.
59%
Night
59°F
S 13 mph
Precip.
10%
30.10
fri
Day
61°F
SW 14 mph
Precip.
11%
Night
61°F
SW 14 mph
Precip.
7%
31.10
sat
Day
63°F
SW 17 mph
Precip.
57%
Night
64°F
W 14 mph
Precip.
45%

Sea water temperature in October, °F

Show year:
2026
2025
2024

The average sea water temperature in October of 2026 was 71.0°F. The highest and lowest sea temperatures during the month were 71.8°F and 70.2°F.

Sea water temperature in November, °F

Show year:
2025
2024
2023

The average sea water temperature in November of 2025 was 66.3°F. The highest and lowest sea temperatures during the month were 68.9°F and 64.4°F.

Air temperature in Terceira Island, °F

Precipitation total in Terceira Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Terceira Island

Sunniest months:
August 8 days
June 7 days
March 6 days
Warmest months:
August 75.3 °F
September 73.2 °F
July 72.8 °F
Warmest sea temp:
August 73.9 °F
September 73.0 °F
July 70.7 °F
Coldest months:
March 59.8 °F
February 59.8 °F
January 60.5 °F
Rainiest months:
December 5 days
February 4 days
January 4 days
Windiest months:
December 17.0 mph
January 16.8 mph
February 16.1 mph

Terceira Island on a weather map

Terceira Island
+64°F
NE 11 mph
Feels like: +64°F
Precip.: 30%
Places in Portugal:
Name
°F
+57°F
+57°F
+59°F
+57°F
+57°F
+57°F
+59°F
+68°F
+52°F
+57°F
+68°F
+54°F
+57°F
+59°F
24 Hours Forecast
Terceira Island
Local time: 04:35
October 25, sunday
0600
64°F
NE
11 mph
0900
68°F
N
12 mph
1200
70°F
NE
18 mph
1500
70°F
NE
19 mph
1800
66°F
NE
21 mph
2100
66°F
NE
25 mph
October 26, monday
0000
68°F
NE
28 mph
0300
68°F
NE
29 mph
Units of measurement: °C / °F