Kauai County Weather in April
Average highs run from 82°F on April 1 to 83°F on April 30, and lows from 66°F to 67°F. Normal precipitation for the month is 0.60 in over about 6 wet days.
April day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
April at a glance
- Average high
- 82°F
- Average low
- 67°F
- Precipitation
- 0.60 in
- Record high
- 90°FApr 28, 1986
- Record low
- 57°FApr 15, 1989
- Chance of a freeze
- 0%
- Daylight
- 12 h 23 min to 12 h 57 min
- Cloud cover
- 59%
- Humidity
- 76%
- Dew point
- 66°F
- Wind
- 14.8 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Apr 1 | 82°F | 66°F | 85°F 1986 | 58°F 1987 | 20% |
| Apr 2 | 82°F | 66°F | 86°F 1986 | 58°F 1987 | 20% |
| Apr 3 | 82°F | 66°F | 86°F 1998 | 60°F 1969 | 20% |
| Apr 4 | 82°F | 66°F | 86°F 1986 | 60°F 1987 | 20% |
| Apr 5 | 82°F | 66°F | 84°F 1971 | 60°F 1969 | 20% |
| Apr 6 | 82°F | 66°F | 88°F 1993 | 60°F 1989 | 20% |
| Apr 7 | 82°F | 66°F | 86°F 1993 | 60°F 1969 | 20% |
| Apr 8 | 82°F | 66°F | 86°F 1974 | 58°F 1969 | 20% |
| Apr 9 | 82°F | 66°F | 87°F 1986 | 59°F 1983 | 20% |
| Apr 10 | 82°F | 66°F | 87°F 2011 | 61°F 1989 | 20% |
| Apr 11 | 82°F | 66°F | 87°F 2013 | 61°F 2001 | 20% |
| Apr 12 | 82°F | 66°F | 86°F 1996 | 61°F 1988 | 20% |
| Apr 13 | 82°F | 67°F | 87°F 1973 | 62°F 1969 | 20% |
| Apr 14 | 82°F | 67°F | 85°F 1993 | 59°F 1973 | 20% |
| Apr 15 | 82°F | 67°F | 86°F 2008 | 57°F 1989 | 20% |
| Apr 16 | 82°F | 67°F | 87°F 1985 | 60°F 1989 | 20% |
| Apr 17 | 82°F | 67°F | 88°F 2004 | 60°F 1989 | 20% |
| Apr 18 | 82°F | 67°F | 86°F 1984 | 58°F 1989 | 20% |
| Apr 19 | 82°F | 67°F | 86°F 1995 | 57°F 1989 | 20% |
| Apr 20 | 82°F | 67°F | 85°F 1986 | 61°F 1983 | 20% |
| Apr 21 | 82°F | 67°F | 87°F 1986 | 61°F 1983 | 20% |
| Apr 22 | 82°F | 67°F | 86°F 1970 | 61°F 1987 | 20% |
| Apr 23 | 83°F | 67°F | 86°F 2007 | 58°F 1969 | 19% |
| Apr 24 | 83°F | 67°F | 86°F 1988 | 60°F 1982 | 19% |
| Apr 25 | 83°F | 67°F | 89°F 1986 | 60°F 1972 | 19% |
| Apr 26 | 83°F | 67°F | 88°F 1986 | 60°F 1972 | 19% |
| Apr 27 | 83°F | 67°F | 87°F 1986 | 60°F 1972 | 19% |
| Apr 28 | 83°F | 67°F | 90°F 1986 | 61°F 1987 | 19% |
| Apr 29 | 83°F | 67°F | 88°F 2015 | 62°F 1982 | 19% |
| Apr 30 | 83°F | 67°F | 89°F 2008 | 61°F 1972 | 19% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (HST).
- April 1
- sunrise 6:31 AM, sunset 6:54 PM
- April 30
- sunrise 6:08 AM, sunset 7:05 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00022501 (Barking Sands), public domain. Records: NOAA GHCN-Daily, station USW00022501, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.