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Santa Maria Island weather in May

Weather in Santa Maria Island: May

Average day temperature: 65.5°F
Average night temperature: 62.9°F
Sea water temperature: 64.6°F
Number of sunny days: 5 days
Day length: 13.7 - 14.5 hours
Number of rainy days: 3 days
Precipitation totals: 1.6 in.

Air temperature in May, °F

Show year:
2026
2025
2024

The highest day temperature during May of 2026 was 66°F. At the same time the lowest night temperature was 56°F. Daily and nightly averages during May were 61.1°F and 60.7°F.

Sea water temperature in Santa Maria Island in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 63.1°F. The highest and lowest sea temperatures during the month were 64.9°F and 61.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in May are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in May, in.

Precipitation total value in Santa Maria Island in May is 1.4 in. Other months of the year show relatively similar values.

Wind speed in May, mph

The average wind speed value in May is 13.9 mph

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 May is: 6.4.

Best time for vacation in Santa Maria Island

Sunniest months:
August 9 days
June 8 days
July 8 days
Warmest months:
August 76.8 °F
September 75.1 °F
July 73.7 °F
Warmest sea temp:
August 74.9 °F
September 74.4 °F
October 71.9 °F
Coldest months:
March 61.5 °F
February 61.8 °F
April 62.7 °F
Rainiest months:
October 5 days
April 4 days
December 4 days
Windiest months:
December 18.4 mph
January 18.1 mph
November 17.7 mph

Santa Maria Island on a weather map

Santa Maria Island
+66°F
E 13 mph
Feels like: +66°F
Precip.: 24%
Places in Portugal:
Name
°F
+63°F
+66°F
+61°F
+64°F
+61°F
+59°F
+61°F
+64°F
+61°F
+59°F
+64°F
+55°F
+66°F
+61°F
24 Hours Forecast
Santa Maria Island
Local time: 03:09
June 07, sunday
0600
66°F
E
13 mph
0900
66°F
E
13 mph
1200
66°F
E
14 mph
1500
66°F
SE
14 mph
1800
68°F
SE
13 mph
2100
66°F
SE
12 mph
June 08, monday
0000
66°F
S
7 mph
0300
66°F
SE
6 mph
Units of measurement: °C / °F