April weather forecastPiti, GU
April
Weather in April
Piti's April weather is noted for its slightly warmer climate when compared to March. These changes, although minor, could lead to more frequent short rain showers, enhancing the lush greenery of Piti. Heading into May, the climate is observed to become a bit more humid and warmer. However, the beautiful beach city of Piti possesses ample sunlight hours that make up for the slightly hot atmospherics. April's prominent feature is a notable amount of rainfall, quantified to be about 2.44" (62mm).Temperature
Piti records an average high-temperature of a still warm 82.9°F (28.3°C) as April arrives, nearly mirroring the previous month's climate. Nighttime temperatures during April report a consistent average of 81.1°F (27.3°C).Heat index
April's mean heat index is appraised at a tropical 91.4°F (33°C). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.In terms of the heat index, values are set with light wind and shade conditions in mind. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.
Humidity
The months with the highest humidity are January, March through May, October through December, with an average relative humidity of 78%.Rainfall
In April, in Piti, the rain falls for 19.3 days. Throughout April, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 288.5 rainfall days, and 60.08" (1526mm) of precipitation is accumulated.Ocean temperature
In Piti, in April, the average water temperature is 82.9°F (28.3°C).Note: For water activities like swimming, diving, and more, temperatures ranging between 77°F (25°C) and 84.2°F (29°C) offer superior comfort and enjoyment for lengthy durations.
Daylight
In Piti, the average length of the day in April is 12h and 26min.On the first day of April, sunrise is at 6:17 am and sunset at 6:33 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 6:36 pm ChST.
Sunshine
In Piti, the average sunshine in April is 8.5h.UV index
The months with the highest UV index are January through August, October through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In April, the maximum UV index of 7 translates into these guidelines:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Always opt for UVA and UVB-resistant sunglasses on radiant days. Stay vigilant! UV rays get a boost in intensity due to sand and water reflections.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Piti, GU
- Average high temperature in April: 82.9°F
The warmest months (with the highest average high temperature) are July and August (84.7°F).
The month with the lowest average high temperature is February (81.7°F).
- Average low temperature in April: 81.1°F
The month with the highest average low temperature is June (83.3°F).
The coldest month (with the lowest average low temperature) is February (79.7°F).
Average pressure in April
Piti, GU
- Average pressure in April: 29.86"Hg
The month with the highest atmospheric pressure is February (29.88"Hg).
The months with the lowest atmospheric pressure are August, September and October (29.79"Hg).
Average wind speed in April
Piti, GU
- Average wind speed in April: 13.7mph
The windiest month (with the highest average wind speed) is February (16.3mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).
Average humidity in April
Piti, GU
- Average humidity in April: 78%
The months with the highest relative humidity are January, March, April, May, October, November and December (78%).
The month with the lowest relative humidity is August (76%).
Average rainfall in April
Piti, GU
- Average rainfall in April: 2.44"
The wettest month (with the highest rainfall) is September (10.28").
The driest month (with the least rainfall) is March (1.81").
Average rainfall days in April
Piti, GU
- Average rainfall days in April: 19.3 days
The months with the highest number of rainy days are July and August (28.9 days).
The month with the least rainy days is February (17.5 days).
Average sea temperature in April
Piti, GU
- Average sea temperature in April: 82.9°F
The best month for swimming (with the highest average sea temperature) is August (85.4°F).
The coldest month (with the lowest average sea temperature) is February (82°F).
Average daylight in April /
Average sunshine in April
Piti, GU
- Average daylight in April: 12h and 24min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in April: 8h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is November (Average sunshine: 6h and 18min).
Average sunshine days in April
Piti, GU
- Average sunshine days in April: 5.8 days
The month with the most sunshine days is March (6.6 days).
The month with the least sunshine days is September (1.1 days).
Average UV index in April
Piti, GU
- Average UV index in April: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 7).
The month with the lowest UV index is September (UV index 6).
Average cloud cover in April
Piti, GU
- Average cloud cover in April: 40
The months with the most cloud cover are January, August and October (Cloud cover 46).
The months with the least cloud cover are May and June (Cloud cover 39).
Average visibility in April
Piti, GU
- Average visibility in April: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





