Built 2026-10-19 (19 October 2026)

Basco Threshold Days by Year (RPM00098135)

9 fixed thresholds counted per year at Basco (RPM00098135): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Basco Thresholds

  • Basco: nights with a minimum temperature at or above 20 C (68 F) in 3 years, most in 1959 with 300.
  • Basco: nights with a minimum temperature at or above 25 C (77 F) in 3 years, most in 1959 with 38.
  • Basco: days with a maximum temperature at or above 30 C (86 F) in 1 years, most in 1959 with 138.
  • Basco: days with a maximum temperature at or above 90 F (32.2 C) in 1 years, most in 1959 with 42.
  • 9 fixed thresholds have at least one qualifying day at Basco.
3 years with a qualifying day
Days with 10 mm (0.39 in) or more of precipitation per year at Basco Days per year at Basco with 10 mm (0.39 in) or more of precipitation, with the decade average as a line. 02040601979: 201993: 581994: 45197919931994
Days per year at Basco with 10 mm (0.39 in) or more of precipitation, with the decade average as a line.
Days with 10 mm (0.39 in) or more of precipitation per year at Basco
YearDaysDecade average
19792020
19935851.5
19944551.5
First to last qualifying date each year at Basco For each year, a bar from the first to the last day at Basco meeting 10 mm (0.39 in). 1979: 1 February 1979 to 14 November 19791993: 19 January 1993 to 29 December 19931994: 1 January 1994 to 16 December 1994197919931994JanFebMarAprMayJunJulAugSepOctNovDec
For each year, a bar from the first to the last day at Basco meeting 10 mm (0.39 in).
First to last qualifying date each year at Basco
YearFirst dateLast date
19791979-02-011979-11-14
19931993-01-191993-12-29
19941994-01-011994-12-16

Every Fixed Threshold

Fixed thresholds at Basco
ThresholdYears with a qualifying dayMost days in a yearYearLatest year days
30 C (86 F): Days11381959138
90 F (32.2 C): Days142195942
20 C (68 F): Tropical nights (min33001959300
25 C (77 F): Days with min338195938
10 mm (0.39 in): Days with 10 mm or more rain30n/a45
25 mm (0.98 in): Days with 25 mm or more rain30n/a24
50 mm (1.97 in): Days with 50 mm or more rain30n/a12
100 mm (3.94 in): Days with 100 mm or more rain30n/a2
200 mm (7.87 in): Days with 200 mm or more rain20n/a1

Years with under 90 percent of days observed are left out of the most days column. Threshold history at this station starts in 1959.

Download the Data

  • Data for Basco threshold days by year: CSV or JSON. Field meanings are on the data page.

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).