San Juan Capistrano Threshold Days by Year (MXN00032069)
13 fixed thresholds counted per year at San Juan Capistrano (MXN00032069): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for San Juan Capistrano Thresholds
- San Juan Capistrano: days with 10 mm (0.39 in) or more of precipitation in 23 years, most in 1993 with 26.
- San Juan Capistrano: days with 25 mm (0.98 in) or more of precipitation in 21 years, most in 1999 with 6.
- San Juan Capistrano: days with a maximum temperature at or above 30 C (86 F) in 20 years, most in 2000 with 315.
- San Juan Capistrano: days with a maximum temperature at or above 90 F (32.2 C) in 20 years, most in 2011 with 252.
- 13 fixed thresholds have at least one qualifying day at San Juan Capistrano.
Days at or above 30 C (86 F)
20 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1975 | 253 | 170.4 |
| 1976 | 202 | 170.4 |
| 1977 | 163 | 170.4 |
| 1978 | 123 | 170.4 |
| 1979 | 111 | 170.4 |
| 1983 | 158 | 121.3 |
| 1984 | 153 | 121.3 |
| 1985 | 53 | 121.3 |
| 1993 | 252 | 274.7 |
| 1994 | 280 | 274.7 |
| 1995 | 290 | 274.7 |
| 1996 | 271 | 274.7 |
| 1997 | 250 | 274.7 |
| 1998 | 300 | 274.7 |
| 1999 | 280 | 274.7 |
| 2000 | 315 | 291 |
| 2006 | 267 | 291 |
| 2010 | 263 | 280 |
| 2011 | 307 | 280 |
| 2012 | 270 | 280 |
| Year | First date | Last date |
|---|---|---|
| 1975 | 1975-01-03 | 1975-12-29 |
| 1976 | 1976-01-07 | 1976-11-02 |
| 1977 | 1977-03-10 | 1977-12-04 |
| 1978 | 1978-01-01 | 1978-10-26 |
| 1979 | 1979-01-01 | 1979-12-22 |
| 1983 | 1983-03-01 | 1983-11-28 |
| 1984 | 1984-01-03 | 1984-11-27 |
| 1985 | 1985-02-15 | 1985-11-22 |
| 1993 | 1993-01-17 | 1993-12-20 |
| 1994 | 1994-01-04 | 1994-12-26 |
| 1995 | 1995-01-09 | 1995-12-13 |
| 1996 | 1996-01-11 | 1996-12-12 |
| 1997 | 1997-02-10 | 1997-12-07 |
| 1998 | 1998-01-02 | 1998-12-31 |
| 1999 | 1999-01-13 | 1999-12-31 |
| 2000 | 2000-01-01 | 2000-12-22 |
| 2006 | 2006-01-01 | 2006-12-19 |
| 2010 | 2010-01-25 | 2010-12-23 |
| 2011 | 2011-01-04 | 2011-12-31 |
| 2012 | 2012-01-01 | 2012-12-30 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 20 | 315 | 2000 | 270 |
| 35 C (95 F): Days | 19 | 226 | 2011 | 178 |
| 40 C (104 F): Days | 14 | 53 | 2011 | 50 |
| 45 C (113 F): Days | 3 | 1 | 1994 | 1 |
| 90 F (32.2 C): Days | 20 | 252 | 2011 | 222 |
| 100 F (37.8 C): Days | 15 | 127 | 2011 | 80 |
| 110 F (43.3 C): Days | 4 | 9 | 2011 | 2 |
| 0 C (32 F): Frost days (min | 2 | 3 | 1999 | 3 |
| 20 C (68 F): Tropical nights (min | 15 | 120 | 1995 | 47 |
| 25 C (77 F): Days with min | 4 | 1 | 1996 | 1 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 23 | 26 | 1993 | 10 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 21 | 6 | 1999 | 2 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 6 | 2 | 2010 | 2 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1975.
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 2026-10-17 (17 October 2026). Threshold counts are computed by this site.
Data as of . Last revised (2025-12-31).