February is one of the cooler months of the year in Kailua, with average highs near 23.7°C and lows around 22°C (mean 22.9°C). It is a relatively wet time of year, averaging 63 mm of rainfall and 76% relative humidity across the period.
February is one of the cooler months of the year in Kailua. Across 45 years of records, the warmest February in Kailua was 2025 — when the month averaged 24.4°C — while the coldest was 1990 at 21.8°C. Typical February days reach 23.7°C with nights near 22°C. The long-term trend is warming, about 0.3°C per decade.
February is a relatively wet time of year in Kailua, averaging 63 mm of rainfall. The wettest February on record was 2018 with 196 mm, while the driest was 1993 at 10 mm.
Relative humidity in Kailua during February averages 76%. The most humid February was 2018 at 81%, and the least humid was 2024 at 70%.
February receives about 4.8 kWh/m²/day of solar energy in Kailua. The sunniest February was 2022 at 5.6 kWh/m²/day, and the cloudiest was 2018 at 4.
Average wind speed in Kailua during February is 5.3 m/s. The windiest February was 2013 at 7.8 m/s, while the calmest was 2011 at 3.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 22.6°C | 22.4°C | 22.8°C | 23.1°C | 23.7°C | +1.1°C |
| Avg High | 23.4°C | 23.2°C | 23.5°C | 24.0°C | 24.6°C | +1.2°C |
| Avg Low | 21.8°C | 21.6°C | 22.0°C | 22.2°C | 22.8°C | +1°C |
| Avg Rain | 94 mm | 39 mm | 55 mm | 79 mm | 46 mm | -48 mm |
February temperatures in Kailua have risen by about 1.2°C between 1981–1985 and 2021–2025.
February has ranged from a record low of 18.6°C (1981) to a record high of 26.6°C (2025).
Rainfall in February is a relatively wet time of year, averaging 63 mm, with a wettest year of 196 mm.
One of the best times to visit Kailua
February is one of the best times to visit Kailua. Expect days averaging 23.7°C and nights around 22°C (mean 22.9°C) — cooler than Kailua's yearly average — with moderate rainfall (63 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 🔥 | 25.4°C | 24.4°C | 23.3°C | 26.6°C | 22.0°C | 10 mm | 74% | 3.7 m/s | 5.3 |
| 2024 | 24.2°C | 23.3°C | 22.4°C | 25.7°C | 20.7°C | 13 mm | 70% | 6.3 m/s | 5 |
| 2023 | 24.5°C | 23.7°C | 23.0°C | 25.5°C | 21.3°C | 119 mm | 78% | 7.2 m/s | 4.6 |
| 2022 | 24.6°C | 23.7°C | 22.8°C | 25.5°C | 21.7°C | 20 mm | 77% | 4.8 m/s | 5.6 |
| 2021 | 24.5°C | 23.7°C | 22.9°C | 25.8°C | 20.8°C | 56 mm | 74% | 5.8 m/s | 5 |
| 2020 | 24.2°C | 23.4°C | 22.5°C | 25.9°C | 20.5°C | 57 mm | 75% | 6.7 m/s | 5.1 |
| 2019 | 22.8°C | 22.0°C | 21.1°C | 24.6°C | 19.1°C | 91 mm | 77% | 5.6 m/s | 4.9 |
| 2018 🌧️ | 23.7°C | 22.9°C | 22.1°C | 25.0°C | 20.3°C | 196 mm | 81% | 4 m/s | 4 |
| 2017 | 24.0°C | 23.1°C | 22.3°C | 25.6°C | 20.9°C | 119 mm | 75% | 5 m/s | 4.6 |
| 2016 | 24.4°C | 23.5°C | 22.5°C | 26.0°C | 20.4°C | 22 mm | 73% | 4.3 m/s | 5.4 |
| 2015 | 24.5°C | 23.5°C | 22.5°C | 25.6°C | 20.7°C | 48 mm | 75% | 4.7 m/s | 4.8 |
| 2014 | 24.6°C | 23.6°C | 22.7°C | 25.8°C | 20.6°C | 97 mm | 81% | 3.6 m/s | 4.2 |
| 2013 | 23.1°C | 22.5°C | 21.8°C | 24.0°C | 20.9°C | 33 mm | 76% | 7.8 m/s | 5.3 |
| 2012 | 24.0°C | 23.1°C | 22.3°C | 25.0°C | 20.3°C | 49 mm | 76% | 6.2 m/s | 4.9 |
| 2011 | 24.6°C | 23.8°C | 23.0°C | 25.3°C | 21.8°C | 115 mm | 78% | 3.2 m/s | 4.8 |
| 2010 | 23.8°C | 22.9°C | 22.0°C | 25.6°C | 20.6°C | 18 mm | 71% | 4.8 m/s | 5.1 |
| 2009 | 22.9°C | 22.3°C | 21.7°C | 24.6°C | 20.3°C | 55 mm | 73% | 6.6 m/s | 4.8 |
| 2008 | 23.9°C | 23.1°C | 22.3°C | 24.9°C | 21.5°C | 38 mm | 77% | 5.1 m/s | 5 |
| 2007 | 23.6°C | 22.8°C | 22.0°C | 25.0°C | 20.1°C | 12 mm | 73% | 6.5 m/s | 5.2 |
| 2006 | 23.1°C | 22.4°C | 21.7°C | 24.7°C | 20.2°C | 86 mm | 75% | 5.5 m/s | 4.6 |
| 2005 | 23.6°C | 22.8°C | 22.1°C | 25.6°C | 20.4°C | 76 mm | 76% | 5.5 m/s | 4.9 |
| 2004 | 24.8°C | 23.9°C | 23.0°C | 25.8°C | 18.9°C | 124 mm | 79% | 5.3 m/s | 4.7 |
| 2003 | 23.3°C | 22.6°C | 21.8°C | 24.4°C | 19.8°C | 54 mm | 75% | 6.1 m/s | 5 |
| 2002 | 22.7°C | 21.9°C | 21.1°C | 24.9°C | 18.8°C | 47 mm | 75% | 6.2 m/s | 5 |
| 2001 | 23.8°C | 23.0°C | 22.3°C | 25.3°C | 20.6°C | 47 mm | 75% | 5.8 m/s | 4.8 |
| 2000 | 23.5°C | 22.7°C | 21.9°C | 24.6°C | 21.0°C | 10 mm | 76% | 5 m/s | 5.3 |
| 1999 | 23.2°C | 22.5°C | 21.7°C | 24.7°C | 20.5°C | 29 mm | 74% | 6.6 m/s | 5.2 |
| 1998 | 23.5°C | 22.6°C | 21.8°C | 25.2°C | 19.6°C | 15 mm | 72% | 5.3 m/s | 5.2 |
| 1997 | 23.9°C | 23.1°C | 22.3°C | 25.4°C | 19.6°C | 11 mm | 76% | 5.9 m/s | 5.4 |
| 1996 | 22.9°C | 22.1°C | 21.3°C | 25.5°C | 18.8°C | 40 mm | 74% | 6.4 m/s | 4.4 |
| 1995 | 23.3°C | 22.3°C | 21.3°C | 24.7°C | 19.5°C | 50 mm | 76% | 4.5 m/s | 4.8 |
| 1994 | 23.0°C | 22.3°C | 21.7°C | 24.3°C | 21.0°C | 91 mm | 81% | 5 m/s | 4.2 |
| 1993 | 22.8°C | 21.9°C | 21.0°C | 24.2°C | 19.3°C | 10 mm | 71% | 5.5 m/s | 5 |
| 1992 | 22.9°C | 22.2°C | 21.4°C | 24.5°C | 19.7°C | 35 mm | 74% | 5.6 m/s | 4.7 |
| 1991 | 23.8°C | 23.1°C | 22.3°C | 25.1°C | 19.9°C | 41 mm | 76% | 3.9 m/s | 4.7 |
| 1990 ❄️ | 22.4°C | 21.8°C | 21.2°C | 24.2°C | 19.4°C | 68 mm | 74% | 5.8 m/s | 4.4 |
| 1989 | 23.6°C | 22.9°C | 22.2°C | 25.0°C | 21.0°C | 112 mm | 78% | 5 m/s | 4.1 |
| 1988 | 23.8°C | 23.1°C | 22.4°C | 25.1°C | 21.6°C | 99 mm | 77% | 5.3 m/s | 5.1 |
| 1987 | 22.8°C | 22.0°C | 21.2°C | 24.9°C | 19.9°C | 45 mm | 71% | 4.4 m/s | 4.5 |
| 1986 | 23.7°C | 22.8°C | 21.9°C | 24.8°C | 19.4°C | 53 mm | 75% | 3.9 m/s | 4.8 |
| 1985 | 23.1°C | 22.5°C | 21.9°C | 24.3°C | 19.1°C | 97 mm | 81% | 5 m/s | 4.4 |
| 1984 | 23.2°C | 22.5°C | 21.8°C | 24.4°C | 19.4°C | 67 mm | 78% | 5.6 m/s | 4.8 |
| 1983 | 22.9°C | 22.1°C | 21.2°C | 24.0°C | 18.9°C | 157 mm | 73% | 3.6 m/s | — |
| 1982 | 23.3°C | 22.6°C | 21.8°C | 24.7°C | 20.1°C | 163 mm | 78% | 4.7 m/s | — |
| 1981 | 24.1°C | 23.1°C | 22.2°C | 25.7°C | 18.6°C | 53 mm | 76% | 6 m/s | — |
Actual recorded February data for each year, 1981–2025 — sourced from NASA POWER.
The average high in February is around 23.7°C with lows near 22°C (mean 22.9°C), based on 45 years of NASA POWER data.
February averages 63 mm of rainfall in Kailua, a relatively wet time of year. The wettest on record was 196 mm in 2018.
The hottest February reached 26.6°C in 2025. The coldest dipped to 18.6°C in 1981.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average February temperatures have risen by about 1.2°C. Daytime highs moved from 23.3°C to 24.6°C and overnight lows from 21.8°C to 22.9°C over the same span.
February is one of the cooler months of the year in Kailua and a relatively wet time of year, so plan for around 23.7°C daytime highs and 22°C at night.
Yes — February is the coldest month of the year in Kailua, averaging 22.9°C.
For February in Kailua, pack light layers you can adjust through the day, with typical highs of 23.7°C and lows of 22°C. Bring an umbrella or light rain jacket too.
Relative humidity in February averages 76% — quite humid.
Average wind speed in February is 5.3 m/s. The windiest February on record averaged 7.8 m/s (2013).
The wettest February on record was 2018 with 196 mm. On average, February sees 63 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 Kailua behaves each February, 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 February specifically, along with year-by-year records and how the month has changed over the decades.
