Measurements:
°C
°F
CURRENT WEATHER
20:33
Terceira Island
54°F
S 21 mph
Feels like: 48°F
Precip: 100%
World Resorts Portugal Terceira Island Weather

7 Day Weather Forecast

04.19
sun
DAY
62°F
SE 11 mph
precip
86%
NIGHT
52°F
S 21 mph
precip
78%
04.20
mon
DAY
52°F
S 17 mph
precip
61%
NIGHT
54°F
SE 22 mph
precip
100%
04.21
tue
DAY
56°F
E 26 mph
precip
100%
NIGHT
52°F
S 25 mph
precip
100%
04.22
wed
DAY
56°F
SE 26 mph
precip
100%
NIGHT
56°F
E 20 mph
precip
87%
04.23
thu
DAY
58°F
E 20 mph
precip
100%
NIGHT
58°F
E 17 mph
precip
67%
04.24
fri
DAY
60°F
N 9 mph
precip
100%
NIGHT
62°F
NE 9 mph
precip
100%
04.25
sat
DAY
62°F
E 9 mph
precip
69%
NIGHT
60°F
N 1 mph
precip
0%

Terceira Island Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Terceira Island was 15.6°F. The maximum and minimum values were 15.4°F and 15.9°F respectively.

Terceira Island on the Weather Map

Best Time to Visit Terceira Island
The most sunny months:
August 9 days
July 7 days
June 7 days
The most warm months:
August 78.2 °F
September 75.8 °F
July 75.5 °F
Warmest sea temperature:
August 76.6 °F
September 75.4 °F
July 73.0 °F
The most cold months:
March 60.9 °F
February 60.9 °F
January 61.7 °F
The most rainy months:
December 5 days
February 4 days
January 4 days
The most windy months:
December 17 mph
January 17 mph
February 16 mph
more details