Maunabo Threshold Days by Year (RQC00666050)
10 fixed thresholds counted per year at Maunabo (RQC00666050): hot days, frost, tropical nights and heavy rain, with the most days in a year.
Key Facts for Maunabo Thresholds
- Maunabo: days with 10 mm (0.39 in) or more of precipitation in 69 years, most in 1931 with 91.
- Maunabo: days with 25 mm (0.98 in) or more of precipitation in 69 years, most in 1958 with 45.
- Maunabo: days with 50 mm (1.97 in) or more of precipitation in 66 years, most in 1952 with 18.
- Maunabo: days with 100 mm (3.94 in) or more of precipitation in 44 years, most in 1936 with 5.
- 10 fixed thresholds have at least one qualifying day at Maunabo.
Days at or above 30 C (86 F)
10 years with a qualifying day| Year | Days | Decade average |
|---|---|---|
| 1900 | 163 | 291.2 |
| 1901 | 231 | 291.2 |
| 1902 | 238 | 291.2 |
| 1903 | 330 | 291.2 |
| 1904 | 353 | 291.2 |
| 1905 | 351 | 291.2 |
| 1907 | 295 | 291.2 |
| 1908 | 335 | 291.2 |
| 1909 | 325 | 291.2 |
| 1910 | 293 | 293 |
| Year | First date | Last date |
|---|---|---|
| 1900 | 1900-01-03 | 1900-12-25 |
| 1901 | 1901-01-15 | 1901-12-07 |
| 1902 | 1902-02-13 | 1902-12-30 |
| 1903 | 1903-01-01 | 1903-12-31 |
| 1904 | 1904-01-01 | 1904-12-31 |
| 1905 | 1905-01-01 | 1905-12-31 |
| 1907 | 1907-01-05 | 1907-12-30 |
| 1908 | 1908-01-01 | 1908-12-31 |
| 1909 | 1909-01-01 | 1909-12-31 |
| 1910 | 1910-01-01 | 1910-12-29 |
Every Fixed Threshold
| Threshold | Years with a qualifying day | Most days in a year | Year | Latest year days |
|---|---|---|---|---|
| 30 C (86 F): Days | 10 | 353 | 1904 | 293 |
| 35 C (95 F): Days | 5 | 10 | 1903 | 5 |
| 90 F (32.2 C): Days | 10 | 230 | 1904 | 170 |
| 20 C (68 F): Tropical nights (min | 10 | 364 | 1900 | 316 |
| 25 C (77 F): Days with min | 9 | 137 | 1900 | 36 |
| 10 mm (0.39 in): Days with 10 mm or more rain | 69 | 91 | 1931 | 34 |
| 25 mm (0.98 in): Days with 25 mm or more rain | 69 | 45 | 1958 | 10 |
| 50 mm (1.97 in): Days with 50 mm or more rain | 66 | 18 | 1952 | 1 |
| 100 mm (3.94 in): Days with 100 mm or more rain | 44 | 5 | 1936 | 2 |
| 200 mm (7.87 in): Days with 200 mm or more rain | 8 | 2 | 1996 | 2 |
Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1900.
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).