Cuesta Blanca Weather Records (MXN00021031)

Record envelope, standing records and threshold days for Cuesta Blanca (MXN00021031), Mexico, with 38 years of record.

Key Facts for Cuesta Blanca

Cuesta Blanca (MXN00021031) is a weather station in Mexico at 18.85 latitude and -97.45 longitude, 2,384 m (7,821 ft) above sea level.
The station reports from 1969 to 2006, 38 years of record.
1,464 records set at Cuesta Blanca still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 18.85 latitude, -97.45 longitude.
Elevation: 2,384 m (7,821 ft).
Period of record: 1969 to 2006, 38 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Cuesta Blanca. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Cuesta Blanca, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	28.9 C (84.0 F)	-15.0 C (5.0 F)	n/a	n/a
Feb	28.9 C (84.0 F)	-10.0 C (14.0 F)	n/a	n/a
Mar	30.6 C (87.1 F)	-11.1 C (12.0 F)	n/a	n/a
Apr	32.8 C (91.0 F)	-10.0 C (14.0 F)	n/a	n/a
May	30.6 C (87.1 F)	-10.0 C (14.0 F)	n/a	n/a
Jun	30.0 C (86.0 F)	-11.1 C (12.0 F)	n/a	n/a
Jul	26.7 C (80.1 F)	-10.0 C (14.0 F)	n/a	n/a
Aug	28.9 C (84.0 F)	-12.2 C (10.0 F)	n/a	n/a
Sep	28.9 C (84.0 F)	-11.1 C (12.0 F)	n/a	n/a
Oct	28.9 C (84.0 F)	-10.0 C (14.0 F)	n/a	n/a
Nov	30.0 C (86.0 F)	-10.0 C (14.0 F)	n/a	n/a
Dec	28.9 C (84.0 F)	-12.8 C (9.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Cuesta Blanca still stand. 2003 holds the most, with 183.

Standing records at Cuesta Blanca by the year they were set
Year set	Standing records
1969	41
1970	46
1971	18
1972	42
1973	53
1974	52
1975	32
1976	20
1977	23
1978	12
1979	19
1980	16
1981	12
1982	18
1983	29
1984	32
1988	61
1989	22
1990	72
1991	26
1992	33
1993	46
1994	51
1995	91
1996	38
1997	22
2002	7
2003	183
2004	142
2005	131
2006	74

Wettest Day of Each Month

Jun: 58.2 mm (2.3 in)

The wettest day on record for each calendar month at Cuesta Blanca. The most was 58.2 mm (2.3 in) on 8 June 1973.

Record daily precipitation for each month at Cuesta Blanca
Month	Record daily precipitation (mm)	Date
Jan	37.6 mm (1.5 in)	30 January 2004
Feb	20.6 mm (0.8 in)	25 February 1983
Mar	35.1 mm (1.4 in)	11 March 1974
Apr	46.0 mm (1.8 in)	16 April 2003
May	51.8 mm (2.0 in)	27 May 2003
Jun	58.2 mm (2.3 in)	8 June 1973
Jul	50.5 mm (2.0 in)	3 July 1974
Aug	43.9 mm (1.7 in)	16 August 1988
Sep	51.8 mm (2.0 in)	23 September 1991
Oct	35.3 mm (1.4 in)	26 October 2006
Nov	29.5 mm (1.2 in)	3 November 1982
Dec	13.5 mm (0.5 in)	16 December 2002

Period of Record Coverage

1969 to 2006

31 years of record at Cuesta Blanca, 1969 to 2006. 10 years have data for under 90 percent of days and are left out of rankings: 1969, 1988, 1989, 1991, 1993, 1994, 1995, 1996 and others.

Days with data per year at Cuesta Blanca
Year	Days with data	Share of year	Complete
1969	173	47%	No
1970	365	100%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	366	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	365	100%	Yes
1980	366	100%	Yes
1981	365	100%	Yes
1982	365	100%	Yes
1983	365	100%	Yes
1984	335	92%	Yes
1988	213	58%	No
1989	274	75%	No
1990	365	100%	Yes
1991	303	83%	No
1992	366	100%	Yes
1993	273	75%	No
1994	92	25%	No
1995	182	50%	No
1996	304	83%	No
1997	184	50%	No
2002	273	75%	No
2003	364	100%	Yes
2004	365	100%	Yes
2005	365	100%	Yes
2006	363	99%	Yes

Latest Records

No records were set at this station in the latest data.

Climate Trend

18 complete years, 1970 to 2006

One stripe for each of 18 complete years at Cuesta Blanca, 1970 to 2006. Blue stripes are years cooler than the station's own mean of 9.5 C (49.1 F); red stripes are warmer. The coolest year was 1974, at 7.7 C (45.9 F), and the warmest was 2003, at 15.1 C (59.1 F). The strongest colour marks a difference of 5.6 C (10.1 F).

Annual mean temperature at Cuesta Blanca as warming stripes, 1970 to 2006
Year	Annual mean temperature	Difference from the station mean
1970	8.7 C	-0.87 C
1971	9.1 C	-0.40 C
1972	8.2 C	-1.28 C
1973	8.1 C	-1.41 C
1974	7.7 C	-1.78 C
1975	8.2 C	-1.28 C
1976	8.4 C	-1.08 C
1977	8.4 C	-1.16 C
1978	8.7 C	-0.85 C
1979	8.8 C	-0.75 C
1980	8.8 C	-0.75 C
1981	8.9 C	-0.58 C
1982	9.1 C	-0.47 C
1983	9.3 C	-0.19 C
1990	12.5 C	+2.96 C
2003	15.1 C	+5.56 C
2004	10.3 C	+0.76 C
2006	13.1 C	+3.62 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1969 to 2006

Yearly extremes at Cuesta Blanca: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	32.8 C (91.0 F)	1991	25.0 C (77.0 F)	31
Coldest night (TNn)	-15.0 C (5.0 F)	1973	-8.3 C (17.1 F)	31
Wettest day (Rx1day)	58.2 mm (2.3 in)	1973	31.5 mm (1.2 in)	31
Wettest five days (Rx5day)	113.4 mm (4.5 in)	1988	66.6 mm (2.6 in)	31
Longest dry spell (CDD)	120 days	1991	72 days	31

Hottest day (TXx)

The hottest day of the year at Cuesta Blanca, 1969 to 2006. The record is 32.8 C (91.0 F) in 1991, marked on the chart; the median year is 25.0 C (77.0 F).

Hottest day (TXx) at Cuesta Blanca by year
Year	Hottest day (TXx)
1969	17.8 C (64.0 F)
1970	22.8 C (73.0 F)
1971	25.0 C (77.0 F)
1972	21.7 C (71.1 F)
1973	23.9 C (75.0 F)
1974	20.6 C (69.1 F)
1975	21.7 C (71.1 F)
1976	22.8 C (73.0 F)
1977	23.9 C (75.0 F)
1978	22.8 C (73.0 F)
1979	21.7 C (71.1 F)
1980	22.8 C (73.0 F)
1981	20.6 C (69.1 F)
1982	21.7 C (71.1 F)
1983	28.3 C (82.9 F)
1984	23.3 C (73.9 F)
1988	26.7 C (80.1 F)
1989	25.0 C (77.0 F)
1990	30.0 C (86.0 F)
1991	32.8 C (91.0 F)
1992	25.6 C (78.1 F)
1993	28.9 C (84.0 F)
1994	25.6 C (78.1 F)
1995	28.9 C (84.0 F)
1996	28.9 C (84.0 F)
1997	25.0 C (77.0 F)
2002	27.8 C (82.0 F)
2003	28.9 C (84.0 F)
2004	28.9 C (84.0 F)
2005	31.7 C (89.1 F)
2006	31.7 C (89.1 F)

Coldest night (TNn)

The coldest night of the year at Cuesta Blanca, 1969 to 2006. The record is -15.0 C (5.0 F) in 1973, marked on the chart; the median year is -8.3 C (17.1 F).

Coldest night (TNn) at Cuesta Blanca by year
Year	Coldest night (TNn)
1969	-2.2 C (28.0 F)
1970	-8.3 C (17.1 F)
1971	-6.1 C (21.0 F)
1972	-10.0 C (14.0 F)
1973	-15.0 C (5.0 F)
1974	-10.0 C (14.0 F)
1975	-7.2 C (19.0 F)
1976	-5.0 C (23.0 F)
1977	-8.3 C (17.1 F)
1978	-5.0 C (23.0 F)
1979	-5.0 C (23.0 F)
1980	-5.0 C (23.0 F)
1981	-5.0 C (23.0 F)
1982	-10.6 C (12.9 F)
1983	-10.0 C (14.0 F)
1984	-12.8 C (9.0 F)
1988	-5.0 C (23.0 F)
1989	-9.4 C (15.1 F)
1990	-8.3 C (17.1 F)
1991	0.0 C (32.0 F)
1992	-5.0 C (23.0 F)
1993	-10.0 C (14.0 F)
1994	2.8 C (37.0 F)
1995	1.7 C (35.1 F)
1996	0.6 C (33.1 F)
1997	-10.0 C (14.0 F)
2002	-3.3 C (26.1 F)
2003	-10.0 C (14.0 F)
2004	-13.3 C (8.1 F)
2005	-11.1 C (12.0 F)
2006	-10.0 C (14.0 F)

Wettest day (Rx1day)

The wettest day of the year at Cuesta Blanca, 1969 to 2006. The record is 58.2 mm (2.3 in) in 1973, marked on the chart; the median year is 31.5 mm (1.2 in).

Wettest day (Rx1day) at Cuesta Blanca by year
Year	Wettest day (Rx1day)
1969	19.8 mm (0.8 in)
1970	31.5 mm (1.2 in)
1971	20.8 mm (0.8 in)
1972	39.9 mm (1.6 in)
1973	58.2 mm (2.3 in)
1974	50.5 mm (2.0 in)
1975	24.4 mm (1.0 in)
1976	31.8 mm (1.3 in)
1977	34.5 mm (1.4 in)
1978	31.0 mm (1.2 in)
1979	38.4 mm (1.5 in)
1980	19.8 mm (0.8 in)
1981	27.4 mm (1.1 in)
1982	29.5 mm (1.2 in)
1983	27.2 mm (1.1 in)
1984	37.6 mm (1.5 in)
1988	43.9 mm (1.7 in)
1989	15.0 mm (0.6 in)
1990	23.9 mm (0.9 in)
1991	51.8 mm (2.0 in)
1992	42.9 mm (1.7 in)
1993	15.0 mm (0.6 in)
1994	6.1 mm (0.24 in)
1995	19.8 mm (0.8 in)
1996	26.9 mm (1.1 in)
1997	42.2 mm (1.7 in)
2002	56.9 mm (2.2 in)
2003	54.1 mm (2.1 in)
2004	40.1 mm (1.6 in)
2005	31.5 mm (1.2 in)
2006	43.2 mm (1.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Cuesta Blanca, 1969 to 2006. The record is 113.4 mm (4.5 in) in 1988, marked on the chart; the median year is 66.6 mm (2.6 in).

Wettest five days (Rx5day) at Cuesta Blanca by year
Year	Wettest five days (Rx5day)
1969	45.9 mm (1.8 in)
1970	80.2 mm (3.2 in)
1971	25.4 mm (1.0 in)
1972	72.9 mm (2.9 in)
1973	107.7 mm (4.2 in)
1974	98.6 mm (3.9 in)
1975	69.1 mm (2.7 in)
1976	86.6 mm (3.4 in)
1977	47.7 mm (1.9 in)
1978	86.1 mm (3.4 in)
1979	101.8 mm (4.0 in)
1980	34.4 mm (1.4 in)
1981	76.2 mm (3.0 in)
1982	53.0 mm (2.1 in)
1983	66.6 mm (2.6 in)
1984	91.2 mm (3.6 in)
1988	113.4 mm (4.5 in)
1989	23.4 mm (0.9 in)
1990	40.2 mm (1.6 in)
1991	104.1 mm (4.1 in)
1992	71.4 mm (2.8 in)
1993	43.6 mm (1.7 in)
1994	9.1 mm (0.36 in)
1995	27.1 mm (1.1 in)
1996	52.3 mm (2.1 in)
1997	66.3 mm (2.6 in)
2002	71.6 mm (2.8 in)
2003	105.7 mm (4.2 in)
2004	40.1 mm (1.6 in)
2005	63.0 mm (2.5 in)
2006	56.9 mm (2.2 in)

Longest dry spell (CDD)

The longest dry spell of the year at Cuesta Blanca, 1969 to 2006. The record is 120 days in 1991, marked on the chart; the median year is 72 days.

Longest dry spell (CDD) at Cuesta Blanca by year
Year	Longest dry spell (CDD)
1969	62 days
1970	92 days
1971	82 days
1972	57 days
1973	57 days
1974	53 days
1975	103 days
1976	61 days
1977	102 days
1978	78 days
1979	61 days
1980	34 days
1981	67 days
1982	58 days
1983	84 days
1984	92 days
1988	86 days
1989	90 days
1990	74 days
1991	120 days
1992	45 days
1993	29 days
1994	31 days
1995	40 days
1996	66 days
1997	19 days
2002	79 days
2003	97 days
2004	76 days
2005	72 days
2006	75 days

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

Data for Cuesta Blanca standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Cuesta Blanca 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 2026-10-16 (16 October 2026). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).