Saucillo Weather Records (MXN00008135)

Record envelope, standing records and threshold days for Saucillo (MXN00008135), Mexico, with 35 years of record.

Key Facts for Saucillo

Saucillo (MXN00008135) is a weather station in Mexico at 28.03 latitude and -105.28 longitude, 1,187 m (3,894 ft) above sea level.
The station reports from 1965 to 1999, 35 years of record.
1,464 records set at Saucillo still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
Saucillo set a daily record high maximum temperature of 27.8 C (82.0 F) on 31 December 1999.

About the Station

Location: Mexico, 28.03 latitude, -105.28 longitude.
Elevation: 1,187 m (3,894 ft).
Period of record: 1965 to 1999, 35 years.
Eligible elements: tmax, tmin, prcp.

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 Saucillo. 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 Saucillo, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	30.6 C (87.1 F)	-9.4 C (15.1 F)	n/a	n/a
Feb	33.9 C (93.0 F)	-6.1 C (21.0 F)	n/a	n/a
Mar	35.6 C (96.1 F)	-5.0 C (23.0 F)	n/a	n/a
Apr	39.4 C (102.9 F)	0.0 C (32.0 F)	n/a	n/a
May	41.1 C (106.0 F)	3.9 C (39.0 F)	n/a	n/a
Jun	42.2 C (108.0 F)	7.8 C (46.0 F)	n/a	n/a
Jul	42.8 C (109.0 F)	9.4 C (48.9 F)	n/a	n/a
Aug	40.0 C (104.0 F)	10.6 C (51.1 F)	n/a	n/a
Sep	38.9 C (102.0 F)	5.0 C (41.0 F)	n/a	n/a
Oct	36.7 C (98.1 F)	-4.4 C (24.1 F)	n/a	n/a
Nov	33.9 C (93.0 F)	-7.2 C (19.0 F)	n/a	n/a
Dec	30.0 C (86.0 F)	-9.4 C (15.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Saucillo still stand. 1976 holds the most, with 87.

Standing records at Saucillo by the year they were set
Year set	Standing records
1965	11
1966	58
1967	49
1968	70
1969	63
1970	82
1971	64
1972	48
1973	51
1974	51
1975	31
1976	87
1977	53
1978	58
1979	45
1980	32
1981	25
1982	36
1983	35
1984	39
1985	38
1986	53
1987	17
1989	51
1990	34
1991	25
1992	36
1993	31
1994	18
1995	26
1996	31
1997	38
1998	60
1999	18

Wettest Day of Each Month

Aug: 80.8 mm (3.2 in)

The wettest day on record for each calendar month at Saucillo. The most was 80.8 mm (3.2 in) on 1 August 1967.

Record daily precipitation for each month at Saucillo
Month	Record daily precipitation (mm)	Date
Jan	22.6 mm (0.9 in)	10 January 1992
Feb	20.8 mm (0.8 in)	20 February 1973
Mar	11.2 mm (0.4 in)	3 March 1983
Apr	25.4 mm (1.0 in)	9 April 1985
May	31.0 mm (1.2 in)	30 May 1972
Jun	46.0 mm (1.8 in)	29 June 1978
Jul	50.8 mm (2.0 in)	14 July 1968
Aug	80.8 mm (3.2 in)	1 August 1967
Sep	48.8 mm (1.9 in)	25 September 1978
Oct	54.9 mm (2.2 in)	6 October 1971
Nov	22.4 mm (0.9 in)	22 November 1972
Dec	22.1 mm (0.9 in)	15 December 1991

Period of Record Coverage

1965 to 1999

34 years of record at Saucillo, 1965 to 1999. 5 years have data for under 90 percent of days and are left out of rankings: 1965, 1987, 1990, 1994, 1995.

Days with data per year at Saucillo
Year	Days with data	Share of year	Complete
1965	85	23%	No
1966	365	100%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	331	91%	Yes
1970	365	100%	Yes
1971	364	100%	Yes
1972	366	100%	Yes
1973	362	99%	Yes
1974	364	100%	Yes
1975	365	100%	Yes
1976	364	99%	Yes
1977	364	100%	Yes
1978	365	100%	Yes
1979	362	99%	Yes
1980	334	91%	Yes
1981	364	100%	Yes
1982	364	100%	Yes
1983	333	91%	Yes
1984	365	100%	Yes
1985	364	100%	Yes
1986	365	100%	Yes
1987	120	33%	No
1989	348	95%	Yes
1990	249	68%	No
1991	337	92%	Yes
1992	340	93%	Yes
1993	348	95%	Yes
1994	222	61%	No
1995	228	62%	No
1996	338	92%	Yes
1997	335	92%	Yes
1998	336	92%	Yes
1999	333	91%	Yes

Latest Records

Latest records at Saucillo
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
31 December 1999	Saucillo, MX	daily high max	27.8 C (82.0 F)	1.1 C (2.0 F)	25 years	12 of 100 (Routine)
25 December 1999	Saucillo, MX	daily low max	10.0 C (50.0 F)	2.8 C (5.0 F)	25 years	15 of 100 (Routine)
24 December 1999	Saucillo, MX	daily low max	8.9 C (48.0 F)	1.7 C (3.1 F)	25 years	13 of 100 (Routine)
3 December 1999	Saucillo, MX	daily high max (Tie)	27.8 C (82.0 F)	tie	28 years	2 of 100 (Routine)
21 November 1999	Saucillo, MX	daily high max (Tie)	30.6 C (87.1 F)	tie	2 years	0 of 100 (Routine)
18 November 1999	Saucillo, MX	daily high max (Tie)	31.1 C (88.0 F)	tie	17 years	2 of 100 (Routine)
17 November 1999	Saucillo, MX	daily high min (Tie)	10.0 C (50.0 F)	tie	28 years	2 of 100 (Routine)
15 November 1999	Saucillo, MX	daily high min (Tie)	10.0 C (50.0 F)	tie	28 years	2 of 100 (Routine)
22 October 1999	Saucillo, MX	daily low min (Tie)	3.9 C (39.0 F)	tie	5 years	1 of 100 (Routine)
21 October 1999	Saucillo, MX	daily low min (Tie)	3.9 C (39.0 F)	tie	28 years	2 of 100 (Routine)
7 October 1999	Saucillo, MX	daily high max (Tie)	35.0 C (95.0 F)	tie	13 years	1 of 100 (Routine)
3 October 1999	Saucillo, MX	monthly high max (Tie)	36.7 C (98.1 F)	tie	9 years	3 of 100 (Routine)
2 October 1999	Saucillo, MX	daily high max	36.1 C (97.0 F)	0.5 C (0.9 F)	29 years	12 of 100 (Routine)
27 September 1999	Saucillo, MX	daily high max (Tie)	37.2 C (99.0 F)	tie	21 years	2 of 100 (Routine)
21 September 1999	Saucillo, MX	daily high min (Tie)	18.9 C (66.0 F)	tie	16 years	2 of 100 (Routine)
6 September 1999	Saucillo, MX	daily high min	20.0 C (68.0 F)	0.6 C (1.1 F)	16 years	9 of 100 (Routine)
1 September 1999	Saucillo, MX	daily high min (Tie)	20.0 C (68.0 F)	tie	26 years	2 of 100 (Routine)
25 August 1999	Saucillo, MX	daily low max (Tie)	25.0 C (77.0 F)	tie	32 years	3 of 100 (Routine)
24 August 1999	Saucillo, MX	daily high min (Tie)	20.0 C (68.0 F)	tie	20 years	2 of 100 (Routine)
19 August 1999	Saucillo, MX	daily high min (Tie)	20.6 C (69.1 F)	tie	20 years	2 of 100 (Routine)

Climate Trend

21 complete years, 1966 to 1993

One stripe for each of 21 complete years at Saucillo, 1966 to 1993. Blue stripes are years cooler than the station's own mean of 19.4 C (67.0 F); red stripes are warmer. The coolest year was 1976, at 17.9 C (64.1 F), and the warmest was 1989, at 20.9 C (69.5 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at Saucillo as warming stripes, 1966 to 1993
Year	Annual mean temperature	Difference from the station mean
1966	18.3 C	-1.14 C
1967	19.1 C	-0.36 C
1968	18.4 C	-1.01 C
1970	19.1 C	-0.33 C
1971	18.9 C	-0.51 C
1972	20.1 C	+0.71 C
1973	19.2 C	-0.28 C
1974	20.0 C	+0.56 C
1975	19.6 C	+0.18 C
1976	17.9 C	-1.58 C
1977	19.4 C	-0.07 C
1978	19.5 C	+0.06 C
1979	19.3 C	-0.15 C
1981	19.2 C	-0.20 C
1982	19.7 C	+0.31 C
1984	19.5 C	+0.10 C
1985	19.2 C	-0.21 C
1986	20.1 C	+0.68 C
1989	20.9 C	+1.42 C
1992	20.1 C	+0.63 C
1993	20.7 C	+1.26 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

1965 to 1999

Yearly extremes at Saucillo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	42.8 C (109.0 F)	1989	40.0 C (104.0 F)	34
Coldest night (TNn)	-9.4 C (15.1 F)	1968	-5.0 C (23.0 F)	34
Wettest day (Rx1day)	80.8 mm (3.2 in)	1967	38.8 mm (1.5 in)	34
Wettest five days (Rx5day)	116.4 mm (4.6 in)	1980	58.7 mm (2.3 in)	34
Longest dry spell (CDD)	160 days	1998	73 days	34

Hottest day (TXx)

The hottest day of the year at Saucillo, 1965 to 1999. The record is 42.8 C (109.0 F) in 1989, marked on the chart; the median year is 40.0 C (104.0 F).

Hottest day (TXx) at Saucillo by year
Year	Hottest day (TXx)
1965	32.8 C (91.0 F)
1966	38.9 C (102.0 F)
1967	38.9 C (102.0 F)
1968	40.0 C (104.0 F)
1969	40.6 C (105.1 F)
1970	38.9 C (102.0 F)
1971	37.8 C (100.0 F)
1972	40.0 C (104.0 F)
1973	41.1 C (106.0 F)
1974	40.0 C (104.0 F)
1975	40.0 C (104.0 F)
1976	38.9 C (102.0 F)
1977	40.0 C (104.0 F)
1978	40.0 C (104.0 F)
1979	40.0 C (104.0 F)
1980	40.6 C (105.1 F)
1981	38.9 C (102.0 F)
1982	40.0 C (104.0 F)
1983	38.9 C (102.0 F)
1984	38.9 C (102.0 F)
1985	38.3 C (100.9 F)
1986	40.0 C (104.0 F)
1987	36.7 C (98.1 F)
1989	42.8 C (109.0 F)
1990	41.7 C (107.1 F)
1991	41.1 C (106.0 F)
1992	42.2 C (108.0 F)
1993	40.0 C (104.0 F)
1994	41.1 C (106.0 F)
1995	40.0 C (104.0 F)
1996	40.6 C (105.1 F)
1997	40.0 C (104.0 F)
1998	41.7 C (107.1 F)
1999	40.0 C (104.0 F)

Coldest night (TNn)

The coldest night of the year at Saucillo, 1965 to 1999. The record is -9.4 C (15.1 F) in 1968, marked on the chart; the median year is -5.0 C (23.0 F).

Coldest night (TNn) at Saucillo by year
Year	Coldest night (TNn)
1965	-4.4 C (24.1 F)
1966	-6.1 C (21.0 F)
1967	-8.9 C (16.0 F)
1968	-9.4 C (15.1 F)
1969	-5.0 C (23.0 F)
1970	-7.2 C (19.0 F)
1971	-9.4 C (15.1 F)
1972	-8.3 C (17.1 F)
1973	-6.7 C (19.9 F)
1974	-6.1 C (21.0 F)
1975	-7.2 C (19.0 F)
1976	-5.6 C (21.9 F)
1977	-4.4 C (24.1 F)
1978	-7.2 C (19.0 F)
1979	-7.2 C (19.0 F)
1980	-5.0 C (23.0 F)
1981	-3.3 C (26.1 F)
1982	-5.0 C (23.0 F)
1983	-6.1 C (21.0 F)
1984	-4.4 C (24.1 F)
1985	-6.1 C (21.0 F)
1986	-4.4 C (24.1 F)
1987	-6.1 C (21.0 F)
1989	0.0 C (32.0 F)
1990	0.0 C (32.0 F)
1991	0.0 C (32.0 F)
1992	0.0 C (32.0 F)
1993	0.0 C (32.0 F)
1994	1.1 C (34.0 F)
1995	0.6 C (33.1 F)
1996	0.0 C (32.0 F)
1997	0.0 C (32.0 F)
1998	0.0 C (32.0 F)
1999	0.0 C (32.0 F)

Wettest day (Rx1day)

The wettest day of the year at Saucillo, 1965 to 1999. The record is 80.8 mm (3.2 in) in 1967, marked on the chart; the median year is 38.8 mm (1.5 in).

Wettest day (Rx1day) at Saucillo by year
Year	Wettest day (Rx1day)
1965	21.8 mm (0.9 in)
1966	37.8 mm (1.5 in)
1967	80.8 mm (3.2 in)
1968	57.9 mm (2.3 in)
1969	46.0 mm (1.8 in)
1970	37.3 mm (1.5 in)
1971	54.9 mm (2.2 in)
1972	31.0 mm (1.2 in)
1973	31.5 mm (1.2 in)
1974	34.8 mm (1.4 in)
1975	45.0 mm (1.8 in)
1976	45.0 mm (1.8 in)
1977	49.8 mm (2.0 in)
1978	48.8 mm (1.9 in)
1979	44.5 mm (1.8 in)
1980	47.0 mm (1.9 in)
1981	37.3 mm (1.5 in)
1982	18.8 mm (0.7 in)
1983	37.8 mm (1.5 in)
1984	31.0 mm (1.2 in)
1985	45.0 mm (1.8 in)
1986	43.9 mm (1.7 in)
1987	20.8 mm (0.8 in)
1989	66.8 mm (2.6 in)
1990	46.0 mm (1.8 in)
1991	46.2 mm (1.8 in)
1992	27.9 mm (1.1 in)
1993	23.9 mm (0.9 in)
1994	17.3 mm (0.7 in)
1995	39.9 mm (1.6 in)
1996	25.9 mm (1.0 in)
1997	16.3 mm (0.6 in)
1998	30.7 mm (1.2 in)
1999	49.3 mm (1.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at Saucillo, 1965 to 1999. The record is 116.4 mm (4.6 in) in 1980, marked on the chart; the median year is 58.7 mm (2.3 in).

Wettest five days (Rx5day) at Saucillo by year
Year	Wettest five days (Rx5day)
1965	33.0 mm (1.3 in)
1966	52.8 mm (2.1 in)
1967	83.1 mm (3.3 in)
1968	72.2 mm (2.8 in)
1969	55.9 mm (2.2 in)
1970	53.6 mm (2.1 in)
1971	104.4 mm (4.1 in)
1972	50.1 mm (2.0 in)
1973	74.4 mm (2.9 in)
1974	91.9 mm (3.6 in)
1975	50.8 mm (2.0 in)
1976	90.2 mm (3.6 in)
1977	86.3 mm (3.4 in)
1978	83.9 mm (3.3 in)
1979	81.8 mm (3.2 in)
1980	116.4 mm (4.6 in)
1981	55.2 mm (2.2 in)
1982	21.9 mm (0.9 in)
1983	53.1 mm (2.1 in)
1984	62.2 mm (2.4 in)
1985	65.7 mm (2.6 in)
1986	47.8 mm (1.9 in)
1987	31.5 mm (1.2 in)
1989	94.7 mm (3.7 in)
1990	61.4 mm (2.4 in)
1991	108.9 mm (4.3 in)
1992	35.3 mm (1.4 in)
1993	54.2 mm (2.1 in)
1994	19.6 mm (0.8 in)
1995	62.5 mm (2.5 in)
1996	38.6 mm (1.5 in)
1997	36.9 mm (1.5 in)
1998	50.2 mm (2.0 in)
1999	62.8 mm (2.5 in)

Longest dry spell (CDD)

The longest dry spell of the year at Saucillo, 1965 to 1999. The record is 160 days in 1998, marked on the chart; the median year is 73 days.

Longest dry spell (CDD) at Saucillo by year
Year	Longest dry spell (CDD)
1965	54 days
1966	104 days
1967	72 days
1968	62 days
1969	120 days
1970	91 days
1971	131 days
1972	118 days
1973	96 days
1974	71 days
1975	126 days
1976	136 days
1977	93 days
1978	115 days
1979	60 days
1980	60 days
1981	70 days
1982	99 days
1983	73 days
1984	114 days
1985	83 days
1986	80 days
1987	60 days
1989	61 days
1990	59 days
1991	50 days
1992	32 days
1993	57 days
1994	36 days
1995	37 days
1996	47 days
1997	42 days
1998	160 days
1999	105 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 Saucillo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Saucillo 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). Records are computed by this site and are not official.

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