Kapalua-W Maui AP 462.4 Threshold Days by Year
10 fixed thresholds counted per year at Kapalua-W Maui AP 462.4 (USC00513317): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Kapalua-W Maui AP 462.4 Thresholds
- Kapalua-W Maui AP 462.4: days with 10 mm (0.39 in) or more of precipitation in 31 years, most in 1989 with 25.
- Kapalua-W Maui AP 462.4: days with 25 mm (0.98 in) or more of precipitation in 31 years, most in 1989 with 13.
- Kapalua-W Maui AP 462.4: days with a maximum temperature at or above 30 C (86 F) in 30 years, most in 2019 with 178.
- Kapalua-W Maui AP 462.4: nights with a minimum temperature at or above 20 C (68 F) in 30 years, most in 2004 with 300.
- 10 fixed thresholds have at least one qualifying day at Kapalua-W Maui AP 462.4.
Days at or above 30 C (86 F)
30 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1988 | 54 | 33 |
| 1989 | 12 | 33 |
| 1990 | 54 | 45.2 |
| 1991 | 40 | 45.2 |
| 1992 | 48 | 45.2 |
| 1993 | 44 | 45.2 |
| 1994 | 49 | 45.2 |
| 1995 | 31 | 45.2 |
| 1996 | 100 | 45.2 |
| 1997 | 70 | 45.2 |
| 1998 | 5 | 45.2 |
| 1999 | 11 | 45.2 |
| 2000 | 25 | 90 |
| 2001 | 31 | 90 |
| 2002 | 51 | 90 |
| 2003 | 103 | 90 |
| 2004 | 123 | 90 |
| 2005 | 175 | 90 |
| 2006 | 90 | 90 |
| 2007 | 90 | 90 |
| 2008 | 109 | 90 |
| 2009 | 103 | 90 |
| 2010 | 29 | 91.5 |
| 2011 | 60 | 91.5 |
| 2012 | 32 | 91.5 |
| 2015 | 138 | 91.5 |
| 2016 | 78 | 91.5 |
| 2017 | 132 | 91.5 |
| 2018 | 85 | 91.5 |
| 2019 | 178 | 91.5 |
| Year | First date | Last date |
|---|---|---|
| 1988 | 1988-05-04 | 1988-10-31 |
| 1989 | 1989-07-16 | 1989-11-05 |
| 1990 | 1990-04-13 | 1990-11-30 |
| 1991 | 1991-02-12 | 1991-12-14 |
| 1992 | 1992-05-14 | 1992-11-07 |
| 1993 | 1993-06-16 | 1993-11-02 |
| 1994 | 1994-06-03 | 1994-11-02 |
| 1995 | 1995-05-24 | 1995-11-23 |
| 1996 | 1996-05-08 | 1996-11-06 |
| 1997 | 1997-03-16 | 1997-11-17 |
| 1998 | 1998-08-02 | 1998-08-19 |
| 1999 | 1999-05-23 | 1999-09-30 |
| 2000 | 2000-06-04 | 2000-10-02 |
| 2001 | 2001-05-20 | 2001-11-29 |
| 2002 | 2002-04-15 | 2002-10-15 |
| 2003 | 2003-04-29 | 2003-11-03 |
| 2004 | 2004-05-13 | 2004-12-27 |
| 2005 | 2005-01-12 | 2005-12-30 |
| 2006 | 2006-01-01 | 2006-11-05 |
| 2007 | 2007-03-06 | 2007-11-06 |
| 2008 | 2008-05-17 | 2008-11-16 |
| 2009 | 2009-05-03 | 2009-11-01 |
| 2010 | 2010-05-03 | 2010-10-25 |
| 2011 | 2011-04-19 | 2011-10-23 |
| 2012 | 2012-06-12 | 2012-11-05 |
| 2015 | 2015-04-23 | 2015-11-17 |
| 2016 | 2016-01-25 | 2016-10-09 |
| 2017 | 2017-04-04 | 2017-11-03 |
| 2018 | 2018-05-17 | 2018-11-10 |
| 2019 | 2019-04-08 | 2019-12-13 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 30 | 178 | 2019 | 178 |
| 35 C (95 F): Days | 1 | 1 | 2005 | 1 |
| 90 F (32.2 C): Days | 18 | 75 | 2019 | 75 |
| 20 C (68 F): Tropical nights (min | 30 | 300 | 2004 | 242 |
| 25 C (77 F): Days with min | 8 | 12 | 2005 | 11 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 31 | 25 | 1989 | 18 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 31 | 13 | 1989 | 3 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 23 | 7 | 1989 | 3 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 9 | 3 | 2004 | 1 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 1 | 1 | 2006 | 1 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1988.
Download the Data
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-16 (16 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).