Guam Weather in April
April is one of the excellent months to visit Guam, with daytime temperatures of 29°C (84°F) and lows of 26°C (79°F) at night. Do note that quite a bit of rainfall is typical, averaging around 84 mm (3.3 in).
Rainfall in Guam in April
You can expect rain on around 19 days based on historical patterns, with 84 mm (3.3 in) average for the month. This is a month with many wet days but modest rainfall totals, so showers are generally light and easy to manage.
Temperature in Guam in April
April is a good time to be in Guam. Days are excellent, reaching 29°C (84°F), with nights around 26°C (79°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights are warm at 26°C (79°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.
Sunshine in Guam in April
Expect a lot of sunshine this month, with about 214 hours of sun. These sunny conditions add to the overall experience.If you're a fan of comfortable temperatures and drier conditions, April is a great time to visit.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Micronesia, check out our Guam's climate page.
Guam Temperature in April
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
64%
Precipitation
84 mm (3.3 in)
Rainy days
19 days
Sunshine
214 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Guam typically stay consistent throughout April, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 25°C (77°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Guam in April
Browse day-by-day weather records for Guam spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Guam historical weather extremes in April
Based on 50 years of weather observations in Guam between 1976 and 2026, these are the recorded extremes.
- On April 28, 2013, temperatures climbed to 34°C (93°F), marking the warmest April day on record.
- The coldest April day was on April 21, 1989, with a maximum of 26°C (79°F).
- The lowest overnight temperature recorded in April was 22°C (72°F) (April 23, 2021).
Best Places in Micronesia in April
Find out more about the weather in Micronesia and which places have the best travel conditions in this month. See all of Micronesia in April →
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What to Wear in Guam in April
Warm weather calls for comfortable, breathable clothing in April. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Guam in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Micronesia, check out our Guam's climate page.
See the full Guam climate overview or explore weather in Micronesia.
