World Resorts Portugal Terceira Island Weather

Terceira Island weather in August

Weather in Terceira Island: August

Average day temperature: 75.3°F
Average night temperature: 70.4°F
Sea water temperature: 73.8°F
Number of sunny days: 8 days
Day length: 13.1 - 14.2 hours
Number of rainy days: 1 day
Precipitation totals: 1.2 in.

Air temperature in August, °F

Show year:
2026
2025
2024

The highest day temperature during August of 2026 was 77°F. At the same time the lowest night temperature was 53°F. Daily and nightly averages during August were 73.1°F and 67.8°F.

Sea water temperature in Terceira Island in August, °F

Show year:
2026
2025
2024

The average sea water temperature in August of 2026 was 73.6°F. The highest and lowest sea temperatures during the month were 75.0°F and 71.6°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in August is almost equal.

Precipitation total in August, in.

Precipitation total value in Terceira Island in August is 1.3 in. Other months of the year show relatively similar values.

Wind speed in August, mph

The average wind speed value in August is 8.1 mph It makes August lest windy month of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in August is: 7.1.

Best time for vacation in Terceira Island

Sunniest months:
August 8 days
September 7 days
June 7 days
Warmest months:
August 75.3 °F
September 73.3 °F
July 72.8 °F
Warmest sea temp:
August 73.9 °F
September 72.9 °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
+68°F
SW 7 mph
Feels like: +68°F
Precip.: 28%
Places in Portugal:
Name
°F
+72°F
+73°F
+68°F
+73°F
+70°F
+75°F
+68°F
+73°F
+70°F
+70°F
+73°F
+72°F
+73°F
+68°F
+68°F
24 Hours Forecast
Terceira Island
Local time: 23:27
September 15, tuesday
0000
68°F
SW
7 mph
0300
68°F
SW
8 mph
0600
68°F
SW
9 mph
0900
68°F
SW
12 mph
1200
68°F
SW
12 mph
1500
68°F
SW
13 mph
1800
68°F
W
14 mph
2100
68°F
W
12 mph
Units of measurement: °C / °F