Lajas Substn Threshold Days by Year (RQC00665097)

11 fixed thresholds counted per year at Lajas Substn (RQC00665097): hot days, frost, tropical nights and heavy rain, with the most days in a year.

Key Facts for Lajas Substn Thresholds

Lajas Substn: days with 10 mm (0.39 in) or more of precipitation in 67 years, most in 2011 with 51.
Lajas Substn: days with 25 mm (0.98 in) or more of precipitation in 67 years, most in 1989 with 24.
Lajas Substn: nights with a minimum temperature at or above 20 C (68 F) in 64 years, most in 1981 with 241.
Lajas Substn: days with a maximum temperature at or above 30 C (86 F) in 63 years, most in 1990 with 363.
11 fixed thresholds have at least one qualifying day at Lajas Substn.

Days at or above 30 C (86 F)

63 years with a qualifying day

Days per year at Lajas Substn with a maximum temperature at or above 30 C (86 F), with the decade average as a line. The most was 363 in 1990.

Days at or above 30 C (86 F) per year at Lajas Substn
Year	Days	Decade average
1900	348	348
1952	307	318.8
1953	332	318.8
1954	308	318.8
1955	318	318.8
1956	289	318.8
1957	334	318.8
1958	323	318.8
1959	339	318.8
1960	330	318.2
1961	328	318.2
1963	342	318.2
1964	334	318.2
1965	306	318.2
1966	305	318.2
1967	319	318.2
1968	302	318.2
1969	298	318.2
1970	307	312.8
1971	318	312.8
1972	302	312.8
1973	335	312.8
1974	286	312.8
1975	305	312.8
1976	268	312.8
1977	344	312.8
1978	340	312.8
1979	323	312.8
1980	342	331.1
1981	336	331.1
1982	326	331.1
1983	336	331.1
1984	296	331.1
1985	311	331.1
1986	329	331.1
1987	328	331.1
1988	349	331.1
1989	358	331.1
1990	363	335.4
1991	356	335.4
1993	302	335.4
1994	347	335.4
1995	352	335.4
1996	357	335.4
1997	309	335.4
1998	328	335.4
1999	305	335.4
2000	310	325.3
2001	324	325.3
2002	351	325.3
2003	346	325.3
2004	317	325.3
2005	314	325.3
2006	315	325.3
2007	336	325.3
2008	324	325.3
2009	316	325.3
2011	324	328.4
2012	319	328.4
2013	334	328.4
2014	321	328.4
2018	344	328.4
2026	126	126

For each year, a bar from the first to the last day at Lajas Substn meeting 30 C (86 F).

First to last qualifying date each year at Lajas Substn
Year	First date	Last date
1900	1900-01-01	1900-12-31
1952	1952-01-01	1952-12-30
1953	1953-01-01	1953-12-31
1954	1954-01-01	1954-12-30
1955	1955-01-02	1955-12-31
1956	1956-01-02	1956-12-31
1957	1957-01-02	1957-12-31
1958	1958-01-01	1958-12-31
1959	1959-01-01	1959-12-31
1960	1960-01-01	1960-12-31
1961	1961-01-01	1961-12-30
1963	1963-01-01	1963-12-31
1964	1964-01-01	1964-12-22
1965	1965-01-05	1965-12-30
1966	1966-01-02	1966-12-31
1967	1967-01-01	1967-12-29
1968	1968-01-01	1968-12-31
1969	1969-01-01	1969-12-31
1970	1970-01-01	1970-12-31
1971	1971-01-01	1971-12-26
1972	1972-01-05	1972-12-31
1973	1973-01-01	1973-12-31
1974	1974-01-01	1974-12-26
1975	1975-01-18	1975-12-14
1976	1976-01-27	1976-12-31
1977	1977-01-01	1977-12-31
1978	1978-01-01	1978-12-31
1979	1979-01-01	1979-12-31
1980	1980-01-01	1980-12-27
1981	1981-01-01	1981-12-31
1982	1982-01-01	1982-12-24
1983	1983-01-01	1983-12-31
1984	1984-01-01	1984-12-30
1985	1985-01-02	1985-12-31
1986	1986-01-01	1986-12-31
1987	1987-01-01	1987-12-31
1988	1988-01-01	1988-12-31
1989	1989-01-01	1989-12-31
1990	1990-01-01	1990-12-31
1991	1991-01-01	1991-12-31
1993	1993-01-12	1993-12-31
1994	1994-01-01	1994-12-29
1995	1995-01-01	1995-12-31
1996	1996-01-01	1996-12-31
1997	1997-01-01	1997-12-04
1998	1998-01-19	1998-12-31
1999	1999-01-01	1999-12-29
2000	2000-01-02	2000-12-31
2001	2001-01-01	2001-12-31
2002	2002-01-01	2002-12-30
2003	2003-01-01	2003-12-28
2004	2004-01-03	2004-12-25
2005	2005-01-11	2005-12-31
2006	2006-01-02	2006-12-10
2007	2007-01-10	2007-12-21
2008	2008-01-05	2008-12-18
2009	2009-01-08	2009-12-29
2011	2011-01-13	2011-12-31
2012	2012-01-01	2012-12-14
2013	2013-01-01	2013-12-31
2014	2014-01-01	2014-12-31
2018	2018-01-01	2018-12-31
2026	2026-01-08	2026-09-30

Every Fixed Threshold

Fixed thresholds at Lajas Substn
Threshold	Years with a qualifying day	Most days in a year	Year	Latest year days
30 C (86 F): Days	63	363	1990	126
35 C (95 F): Days	43	53	1997	21
90 F (32.2 C): Days	63	224	2005	79
100 F (37.8 C): Days	1	1	1998	1
20 C (68 F): Tropical nights (min	64	241	1981	74
25 C (77 F): Days with min	34	6	2011	1
10 mm (0.39 in): Days with 10 mm or more rain	67	51	2011	9
25 mm (0.98 in): Days with 25 mm or more rain	67	24	1989	3
50 mm (1.97 in): Days with 50 mm or more rain	62	7	1989	1
100 mm (3.94 in): Days with 100 mm or more rain	23	3	1963	1
200 mm (7.87 in): Days with 200 mm or more rain	5	1	1975	1

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

Data for Lajas Substn 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).

Lajas Substn Threshold Days by Year (RQC00665097)

Key Facts for Lajas Substn Thresholds

Days at or above 30 C (86 F)

Every Fixed Threshold

Download the Data

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