Agana Climate (Weather Averages)

The Climate Guide for Agana, Guam is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

Agana Weather Guam Summary Agana Climate Agana Today Agana Forecast Agana When Best
Agana Weather Guam Summary Agana Climate Agana Today Agana Forecast Agana When Best
J F M A M J J A S O N D
Max Daytime Temperature (°C) 29°C (84°F) Max Daytime Temperature in January in Agana 29°C (84°F) Max Daytime Temperature in February in Agana 30°C (86°F) Max Daytime Temperature in March in Agana 30°C (86°F) Max Daytime Temperature in April in Agana 31°C (88°F) Max Daytime Temperature in May in Agana 31°C (88°F) Max Daytime Temperature in June in Agana 31°C (88°F) Max Daytime Temperature in July in Agana 30°C (86°F) Max Daytime Temperature in August in Agana 30°C (86°F) Max Daytime Temperature in September in Agana 30°C (86°F) Max Daytime Temperature in October in Agana 30°C (86°F) Max Daytime Temperature in November in Agana 30°C (86°F) Max Daytime Temperature in December in Agana
Min Night-time Temperature (°C) 24°C (75°F) Min Night-time Temperature in January in Agana 23°C (73°F) Min Night-time Temperature in February in Agana 24°C (75°F) Min Night-time Temperature in March in Agana 24°C (75°F) Min Night-time Temperature in April in Agana 24°C (75°F) Min Night-time Temperature in May in Agana 25°C (77°F) Min Night-time Temperature in June in Agana 24°C (75°F) Min Night-time Temperature in July in Agana 24°C (75°F) Min Night-time Temperature in August in Agana 24°C (75°F) Min Night-time Temperature in September in Agana 24°C (75°F) Min Night-time Temperature in October in Agana 24°C (75°F) Min Night-time Temperature in November in Agana 24°C (75°F) Min Night-time Temperature in December in Agana
Hours of Sunshine (Daily) 6 Hours of Bright Sunshine per day (50% of Daylight Hours) in January in Agana 6 Hours of Bright Sunshine per day (53% of Daylight Hours) in February in Agana 7 Hours of Bright Sunshine per day (58% of Daylight Hours) in March in Agana 7 Hours of Bright Sunshine per day (58% of Daylight Hours) in April in Agana 7 Hours of Bright Sunshine per day (56% of Daylight Hours) in May in Agana 7 Hours of Bright Sunshine per day (50% of Daylight Hours) in June in Agana 5 Hours of Bright Sunshine per day (41% of Daylight Hours) in July in Agana 5 Hours of Bright Sunshine per day (37% of Daylight Hours) in August in Agana 5 Hours of Bright Sunshine per day (38% of Daylight Hours) in September in Agana 4 Hours of Bright Sunshine per day (37% of Daylight Hours) in October in Agana 5 Hours of Bright Sunshine per day (40% of Daylight Hours) in November in Agana 5 Hours of Bright Sunshine per day (41% of Daylight Hours) in December in Agana
Hours of Daylight (Daily) 11 Hours of Daylight in January in Agana 12 Hours of Daylight in February in Agana 12 Hours of Daylight in March in Agana 12 Hours of Daylight in April in Agana 13 Hours of Daylight in May in Agana 13 Hours of Daylight in June in Agana 13 Hours of Daylight in July in Agana 13 Hours of Daylight in August in Agana 12 Hours of Daylight in September in Agana 12 Hours of Daylight in October in Agana 12 Hours of Daylight in November in Agana 11 Hours of Daylight in December in Agana
Heat and Humidity Discomfort High Heat & Humidity in January in Agana High Heat & Humidity in February in Agana High Heat & Humidity in March in Agana High Heat & Humidity in April in Agana Very High Heat & Humidity in May in Agana Very High Heat & Humidity in June in Agana Very High Heat & Humidity in July in Agana Very High Heat & Humidity in August in Agana Very High Heat & Humidity in September in Agana Very High Heat & Humidity in October in Agana Very High Heat & Humidity in November in Agana High Heat & Humidity in December in Agana
Days with some Rainfall 23 Days with some Rainfall in January in Agana 19 Days with some Rainfall in February in Agana 20 Days with some Rainfall in March in Agana 19 Days with some Rainfall in April in Agana 20 Days with some Rainfall in May in Agana 17 Days with some Rainfall in June in Agana 19 Days with some Rainfall in July in Agana 20 Days with some Rainfall in August in Agana 19 Days with some Rainfall in September in Agana 22 Days with some Rainfall in October in Agana 22 Days with some Rainfall in November in Agana 23 Days with some Rainfall in December in Agana
Monthly Rainfall (mm) 125 mm (4.9 inches) Monthly Rainfall in January in Agana 94 mm (3.7 inches) Monthly Rainfall in February in Agana 71 mm (2.8 inches) Monthly Rainfall in March in Agana 97 mm (3.8 inches) Monthly Rainfall in April in Agana 121 mm (4.8 inches) Monthly Rainfall in May in Agana 159 mm (6.3 inches) Monthly Rainfall in June in Agana 272 mm (10.7 inches) Monthly Rainfall in July in Agana 380 mm (15.0 inches) Monthly Rainfall in August in Agana 341 mm (13.4 inches) Monthly Rainfall in September in Agana 311 mm (12.2 inches) Monthly Rainfall in October in Agana 237 mm (9.3 inches) Monthly Rainfall in November in Agana 153 mm (6.0 inches) Monthly Rainfall in December in Agana
UV Index (Maximum) UV (Maximum) Index 10 (Very High) in January in Agana UV (Maximum) Index 11+ (Extreme) in February in Agana UV (Maximum) Index 11+ (Extreme) in March in Agana UV (Maximum) Index 11+ (Extreme) in April in Agana UV (Maximum) Index 11+ (Extreme) in May in Agana UV (Maximum) Index 11+ (Extreme) in June in Agana UV (Maximum) Index 11+ (Extreme) in July in Agana UV (Maximum) Index 11+ (Extreme) in August in Agana UV (Maximum) Index 11+ (Extreme) in September in Agana UV (Maximum) Index 11+ (Extreme) in October in Agana UV (Maximum) Index 10 (Very High) in November in Agana UV (Maximum) Index 9 (Very High) in December in Agana
Sea Temperature (°C) 28°C (82°F) Sea Temperature in January in Agana 28°C (82°F) Sea Temperature in February in Agana 28°C (82°F) Sea Temperature in March in Agana 28°C (82°F) Sea Temperature in April in Agana 29°C (84°F) Sea Temperature in May in Agana 29°C (84°F) Sea Temperature in June in Agana 29°C (84°F) Sea Temperature in July in Agana 29°C (84°F) Sea Temperature in August in Agana 29°C (84°F) Sea Temperature in September in Agana 29°C (84°F) Sea Temperature in October in Agana 29°C (84°F) Sea Temperature in November in Agana 28°C (82°F) Sea Temperature in December in Agana
J F M A M J J A S O N D
 		    
 

Agana Climate Zone

Agana has a hot tropical climate with no dry season.
Agana Holidays Agana Flights Agana Hotels Agana Hire Cars Agana Villas Agana Transfers
Agana Holidays Agana Flights Agana Hotels Agana Hire Cars Agana Villas Agana Transfers

Agana Weather by Month
Check the weather for a particular month in Agana by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Agana. If you are not sure where to go, why not try our Holiday Planner.
  · January
  · February
  · March
   · April
  · May
  · June
   · July
  · August
  · September
   · October
  · November
  · December
Popular Climate Guide Regions

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