April is close to Hagatna's year-round average, with average highs near 28.1°C and lows around 27.2°C (mean 27.7°C). It is one of the drier months, averaging 44 mm of rainfall and 79% relative humidity across the period.
April is close to Hagatna's year-round average. Across 45 years of records, the warmest April in Hagatna was 2021 — when the month averaged 28.6°C — while the coldest was 1983 at 26.6°C. Typical April days reach 28.1°C with nights near 27.2°C. The long-term trend is warming, about 0.2°C per decade.
April is one of the drier months in Hagatna, averaging 44 mm of rainfall. The wettest April on record was 2022 with 128 mm, while the driest was 1992 at 4 mm.
Relative humidity in Hagatna during April averages 79%. The most humid April was 2022 at 82%, and the least humid was 1993 at 76%.
April receives about 6.7 kWh/m²/day of solar energy in Hagatna. The sunniest April was 1998 at 7.2 kWh/m²/day, and the cloudiest was 2022 at 5.9.
Average wind speed in Hagatna during April is 5.8 m/s. The windiest April was 1995 at 6.8 m/s, while the calmest was 2021 at 3.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 27.2°C | 27.4°C | 27.8°C | 27.9°C | 28.2°C | +1°C |
| Avg High | 27.7°C | 27.8°C | 28.3°C | 28.3°C | 28.6°C | +0.9°C |
| Avg Low | 26.8°C | 26.9°C | 27.4°C | 27.4°C | 27.7°C | +0.9°C |
| Avg Rain | 44 mm | 35 mm | 39 mm | 54 mm | 51 mm | +7 mm |
April temperatures in Hagatna have risen by about 1°C between 1981–1985 and 2021–2025.
April has ranged from a record low of 25.3°C (1982) to a record high of 29.8°C (2021).
Rainfall in April is one of the drier months, averaging 44 mm, with a wettest year of 128 mm.
One of the best times to visit Hagatna
April is one of the best times to visit Hagatna. Expect days averaging 28.1°C and nights around 27.2°C (mean 27.7°C) — close to Hagatna's yearly average — with moderate rainfall (44 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 29.0°C | 28.4°C | 27.9°C | 29.5°C | 27.0°C | 12 mm | 78% | 5.3 m/s | 7.1 |
| 2024 | 28.6°C | 28.1°C | 27.7°C | 29.4°C | 26.9°C | 28 mm | 80% | 5.9 m/s | 6.9 |
| 2023 | 28.4°C | 28.0°C | 27.6°C | 28.9°C | 26.7°C | 74 mm | 80% | 6.1 m/s | 6.3 |
| 2022 🌧️ | 28.4°C | 28.0°C | 27.6°C | 28.8°C | 26.4°C | 128 mm | 82% | 6.4 m/s | 5.9 |
| 2021 🔥 | 29.1°C | 28.6°C | 28.1°C | 29.8°C | 27.2°C | 41 mm | 77% | 3.6 m/s | 6.7 |
| 2020 | 28.3°C | 27.9°C | 27.4°C | 28.8°C | 26.6°C | 21 mm | 78% | 5.8 m/s | 7 |
| 2019 | 28.1°C | 27.6°C | 27.2°C | 28.5°C | 26.5°C | 22 mm | 78% | 5.5 m/s | 6.9 |
| 2018 | 28.3°C | 27.9°C | 27.4°C | 29.1°C | 26.6°C | 79 mm | 81% | 6 m/s | 6.6 |
| 2017 | 28.5°C | 28.0°C | 27.6°C | 29.2°C | 26.4°C | 98 mm | 80% | 5.4 m/s | 6.6 |
| 2016 | 28.1°C | 27.6°C | 27.2°C | 28.9°C | 26.5°C | 12 mm | 78% | 6.1 m/s | 7.1 |
| 2015 | 28.2°C | 27.8°C | 27.5°C | 28.8°C | 26.8°C | 56 mm | 81% | 6.2 m/s | 6.6 |
| 2014 | 28.7°C | 28.3°C | 27.8°C | 29.3°C | 27.1°C | 83 mm | 79% | 4.7 m/s | 6.6 |
| 2013 | 28.4°C | 27.9°C | 27.4°C | 29.1°C | 26.3°C | 21 mm | 78% | 5 m/s | 6.9 |
| 2012 | 28.4°C | 28.0°C | 27.5°C | 29.0°C | 27.1°C | 23 mm | 79% | 5.2 m/s | 7.1 |
| 2011 | 28.6°C | 28.2°C | 27.8°C | 29.6°C | 26.6°C | 121 mm | 82% | 5.6 m/s | 6.2 |
| 2010 | 27.9°C | 27.5°C | 27.0°C | 28.4°C | 26.1°C | 29 mm | 79% | 6.4 m/s | 7 |
| 2009 | 28.2°C | 27.8°C | 27.4°C | 28.6°C | 26.6°C | 40 mm | 79% | 6 m/s | 6.8 |
| 2008 | 28.6°C | 28.2°C | 27.8°C | 29.0°C | 26.8°C | 25 mm | 78% | 5.7 m/s | 7 |
| 2007 | 28.2°C | 27.8°C | 27.4°C | 28.8°C | 26.6°C | 41 mm | 79% | 6 m/s | 6.8 |
| 2006 | 28.1°C | 27.6°C | 27.1°C | 28.9°C | 26.4°C | 21 mm | 77% | 5.3 m/s | 6.8 |
| 2005 | 28.1°C | 27.7°C | 27.3°C | 28.8°C | 26.8°C | 42 mm | 77% | 6.5 m/s | 6.4 |
| 2004 | 28.4°C | 28.0°C | 27.6°C | 28.9°C | 26.7°C | 58 mm | 80% | 5.9 m/s | 6.3 |
| 2003 | 28.2°C | 27.8°C | 27.4°C | 28.7°C | 26.6°C | 107 mm | 80% | 6.2 m/s | 6.4 |
| 2002 | 28.1°C | 27.7°C | 27.2°C | 28.7°C | 26.0°C | 23 mm | 77% | 5.5 m/s | 6.9 |
| 2001 | 28.5°C | 28.0°C | 27.6°C | 29.0°C | 26.4°C | 14 mm | 77% | 5.8 m/s | 7.1 |
| 2000 | 28.4°C | 27.9°C | 27.5°C | 28.8°C | 26.7°C | 16 mm | 76% | 5.5 m/s | 7 |
| 1999 | 28.4°C | 28.0°C | 27.6°C | 29.0°C | 26.9°C | 104 mm | 76% | 6 m/s | 6.5 |
| 1998 | 27.9°C | 27.4°C | 27.0°C | 28.4°C | 26.5°C | 11 mm | 76% | 6.2 m/s | 7.2 |
| 1997 | 27.9°C | 27.5°C | 27.1°C | 28.5°C | 26.2°C | 79 mm | 79% | 6.4 m/s | 6.2 |
| 1996 | 27.9°C | 27.5°C | 27.1°C | 28.6°C | 26.1°C | 53 mm | 82% | 5.3 m/s | 6.3 |
| 1995 | 27.8°C | 27.4°C | 27.0°C | 28.5°C | 26.1°C | 15 mm | 76% | 6.8 m/s | 6.7 |
| 1994 | 28.2°C | 27.8°C | 27.4°C | 28.8°C | 26.5°C | 25 mm | 80% | 5.8 m/s | 6.7 |
| 1993 | 27.4°C | 27.0°C | 26.5°C | 27.9°C | 25.9°C | 5 mm | 76% | 6.5 m/s | 7 |
| 1992 | 27.1°C | 26.7°C | 26.2°C | 27.6°C | 25.6°C | 4 mm | 77% | 5.4 m/s | 6.9 |
| 1991 | 27.7°C | 27.3°C | 26.8°C | 28.5°C | 26.3°C | 41 mm | 80% | 6.5 m/s | 6.6 |
| 1990 | 27.7°C | 27.2°C | 26.7°C | 28.6°C | 25.6°C | 11 mm | 79% | 5.6 m/s | 6.7 |
| 1989 | 28.1°C | 27.6°C | 27.2°C | 28.6°C | 25.7°C | 82 mm | 80% | 6.7 m/s | 6.3 |
| 1988 | 28.0°C | 27.5°C | 27.1°C | 28.9°C | 26.2°C | 17 mm | 77% | 5.5 m/s | 6.8 |
| 1987 | 27.3°C | 26.9°C | 26.4°C | 27.9°C | 25.8°C | 4 mm | 79% | 6.3 m/s | 6.8 |
| 1986 | 27.6°C | 27.2°C | 26.8°C | 28.3°C | 25.7°C | 76 mm | 81% | 6.3 m/s | 6.2 |
| 1985 | 27.5°C | 27.0°C | 26.6°C | 28.0°C | 25.9°C | 85 mm | 81% | 5.3 m/s | 6.4 |
| 1984 | 28.0°C | 27.5°C | 27.1°C | 29.0°C | 26.5°C | 28 mm | 80% | 4.9 m/s | 6.9 |
| 1983 ❄️ | 27.0°C | 26.6°C | 26.1°C | 27.6°C | 25.3°C | 13 mm | 78% | 5.5 m/s | — |
| 1982 | 27.5°C | 27.0°C | 26.5°C | 28.5°C | 25.3°C | 15 mm | 81% | 5.5 m/s | — |
| 1981 | 28.3°C | 27.8°C | 27.4°C | 28.9°C | 26.9°C | 76 mm | 80% | 6.4 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 28.1°C with lows near 27.2°C (mean 27.7°C), based on 45 years of NASA POWER data.
April averages 44 mm of rainfall in Hagatna, one of the drier months. The wettest on record was 128 mm in 2022.
The hottest April reached 29.8°C in 2021. The coldest dipped to 25.3°C in 1982.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 1°C. Daytime highs moved from 27.7°C to 28.7°C and overnight lows from 26.7°C to 27.8°C over the same span.
April is close to Hagatna's year-round average and one of the drier months, so plan for around 28.1°C daytime highs and 27.2°C at night.
Not quite — April is the 4th coolest month in Hagatna, averaging 27.7°C.
For April in Hagatna, pack light layers you can adjust through the day, with typical highs of 28.1°C and lows of 27.2°C.
Relative humidity in April averages 79% — quite humid.
Average wind speed in April is 5.8 m/s. The windiest April on record averaged 6.8 m/s (1995).
The wettest April on record was 2022 with 128 mm. On average, April sees 44 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Hagatna behaves each April, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for April specifically, along with year-by-year records and how the month has changed over the decades.
