Ejido Dieciocho de Marzo Weather Records (MXN00019148)

Record envelope, standing records and threshold days for Ejido Dieciocho de Marzo (MXN00019148), Mexico, with 32 years of record.

Key Facts for Ejido Dieciocho de Marzo

Ejido Dieciocho de Marzo (MXN00019148) is a weather station in Mexico at 24.88 latitude and -100.17 longitude, 1,814 m (5,951 ft) above sea level.
The station reports from 1980 to 2011, 32 years of record.
1,464 records set at Ejido Dieciocho de Marzo still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 24.88 latitude, -100.17 longitude.
Elevation: 1,814 m (5,951 ft).
Period of record: 1980 to 2011, 32 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 Ejido Dieciocho de Marzo. 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 Ejido Dieciocho de Marzo, 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)	-6.1 C (21.0 F)	n/a	n/a
Feb	35.0 C (95.0 F)	-9.4 C (15.1 F)	n/a	n/a
Mar	33.9 C (93.0 F)	-6.1 C (21.0 F)	n/a	n/a
Apr	35.6 C (96.1 F)	-4.4 C (24.1 F)	n/a	n/a
May	35.0 C (95.0 F)	0.0 C (32.0 F)	n/a	n/a
Jun	36.7 C (98.1 F)	5.0 C (41.0 F)	n/a	n/a
Jul	35.0 C (95.0 F)	3.9 C (39.0 F)	n/a	n/a
Aug	40.0 C (104.0 F)	5.0 C (41.0 F)	n/a	n/a
Sep	37.8 C (100.0 F)	0.0 C (32.0 F)	n/a	n/a
Oct	36.7 C (98.1 F)	-3.3 C (26.1 F)	n/a	n/a
Nov	33.9 C (93.0 F)	-5.0 C (23.0 F)	n/a	n/a
Dec	35.6 C (96.1 F)	-7.2 C (19.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Ejido Dieciocho de Marzo still stand. 2009 holds the most, with 176.

Standing records at Ejido Dieciocho de Marzo by the year they were set
Year set	Standing records
1980	18
1981	27
1982	23
1983	94
1984	125
1985	131
1986	98
1987	30
1988	41
1989	31
1990	26
1991	12
1992	18
1993	29
1994	11
1995	28
1996	17
1997	23
1998	23
1999	17
2000	16
2001	12
2002	20
2003	24
2004	38
2005	23
2006	26
2007	19
2008	102
2009	176
2010	60
2011	126

Wettest Day of Each Month

Jul: 184.9 mm (7.3 in)

The wettest day on record for each calendar month at Ejido Dieciocho de Marzo. The most was 184.9 mm (7.3 in) on 2 July 2010.

Record daily precipitation for each month at Ejido Dieciocho de Marzo
Month	Record daily precipitation (mm)	Date
Jan	41.9 mm (1.6 in)	9 January 1992
Feb	30.0 mm (1.2 in)	16 February 1990
Mar	24.9 mm (1.0 in)	15 March 1994
Apr	37.8 mm (1.5 in)	8 April 2002
May	57.9 mm (2.3 in)	30 May 2010
Jun	179.8 mm (7.1 in)	30 June 2010
Jul	184.9 mm (7.3 in)	2 July 2010
Aug	59.9 mm (2.4 in)	10 August 1995
Sep	59.9 mm (2.4 in)	21 September 2001
Oct	55.9 mm (2.2 in)	21 October 1985
Nov	34.8 mm (1.4 in)	21 November 1980
Dec	36.8 mm (1.4 in)	2 December 1989

Period of Record Coverage

1980 to 2011

32 years of record at Ejido Dieciocho de Marzo, 1980 to 2011. 11 years have data for under 90 percent of days and are left out of rankings: 1980, 1981, 1982, 1983, 1985, 1986, 2003, 2007 and others.

Days with data per year at Ejido Dieciocho de Marzo
Year	Days with data	Share of year	Complete
1980	92	25%	No
1981	240	66%	No
1982	91	25%	No
1983	181	50%	No
1984	332	91%	Yes
1985	327	90%	No
1986	296	81%	No
1987	335	92%	Yes
1988	364	99%	Yes
1989	365	100%	Yes
1990	364	100%	Yes
1991	361	99%	Yes
1992	335	92%	Yes
1993	364	100%	Yes
1994	364	100%	Yes
1995	363	99%	Yes
1996	366	100%	Yes
1997	360	99%	Yes
1998	365	100%	Yes
1999	361	99%	Yes
2000	365	100%	Yes
2001	365	100%	Yes
2002	348	95%	Yes
2003	304	83%	No
2004	366	100%	Yes
2005	365	100%	Yes
2006	365	100%	Yes
2007	302	83%	No
2008	185	51%	No
2009	288	79%	No
2010	295	81%	No
2011	365	100%	Yes

Latest Records

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

Climate Trend

17 complete years, 1988 to 2011

One stripe for each of 17 complete years at Ejido Dieciocho de Marzo, 1988 to 2011. Blue stripes are years cooler than the station's own mean of 14.4 C (58.0 F); red stripes are warmer. The coolest year was 2005, at 13.0 C (55.4 F), and the warmest was 2011, at 18.5 C (65.2 F). The strongest colour marks a difference of 4.1 C (7.4 F).

Annual mean temperature at Ejido Dieciocho de Marzo as warming stripes, 1988 to 2011
Year	Annual mean temperature	Difference from the station mean
1988	13.2 C	-1.21 C
1989	14.4 C	-0.03 C
1990	14.5 C	+0.03 C
1991	14.5 C	+0.07 C
1993	13.2 C	-1.25 C
1994	14.5 C	+0.04 C
1995	14.3 C	-0.09 C
1996	14.5 C	+0.07 C
1997	14.3 C	-0.15 C
1998	15.6 C	+1.16 C
1999	14.7 C	+0.27 C
2000	15.1 C	+0.66 C
2001	14.1 C	-0.35 C
2004	13.7 C	-0.75 C
2005	13.0 C	-1.41 C
2006	13.3 C	-1.14 C
2011	18.5 C	+4.02 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

1980 to 2011

Yearly extremes at Ejido Dieciocho de Marzo: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	40.0 C (104.0 F)	2008	30.6 C (87.1 F)	32
Coldest night (TNn)	-9.4 C (15.1 F)	2006	-4.4 C (24.1 F)	32
Wettest day (Rx1day)	184.9 mm (7.3 in)	2010	31.4 mm (1.2 in)	32
Wettest five days (Rx5day)	732.3 mm (28.8 in)	2010	74.6 mm (2.9 in)	32
Longest dry spell (CDD)	131 days	1984	53 days	32

Hottest day (TXx)

The hottest day of the year at Ejido Dieciocho de Marzo, 1980 to 2011. The record is 40.0 C (104.0 F) in 2008, marked on the chart; the median year is 30.6 C (87.1 F).

Hottest day (TXx) at Ejido Dieciocho de Marzo by year
Year	Hottest day (TXx)
1980	23.9 C (75.0 F)
1981	37.8 C (100.0 F)
1982	30.6 C (87.1 F)
1983	25.6 C (78.1 F)
1984	36.7 C (98.1 F)
1985	36.7 C (98.1 F)
1986	37.8 C (100.0 F)
1987	32.8 C (91.0 F)
1988	30.0 C (86.0 F)
1989	32.8 C (91.0 F)
1990	31.7 C (89.1 F)
1991	30.6 C (87.1 F)
1992	30.0 C (86.0 F)
1993	30.6 C (87.1 F)
1994	30.0 C (86.0 F)
1995	32.8 C (91.0 F)
1996	30.6 C (87.1 F)
1997	30.6 C (87.1 F)
1998	35.0 C (95.0 F)
1999	30.0 C (86.0 F)
2000	30.6 C (87.1 F)
2001	30.0 C (86.0 F)
2002	30.6 C (87.1 F)
2003	31.7 C (89.1 F)
2004	31.7 C (89.1 F)
2005	31.7 C (89.1 F)
2006	27.8 C (82.0 F)
2007	28.9 C (84.0 F)
2008	40.0 C (104.0 F)
2009	27.8 C (82.0 F)
2010	31.7 C (89.1 F)
2011	36.7 C (98.1 F)

Coldest night (TNn)

The coldest night of the year at Ejido Dieciocho de Marzo, 1980 to 2011. The record is -9.4 C (15.1 F) in 2006, marked on the chart; the median year is -4.4 C (24.1 F).

Coldest night (TNn) at Ejido Dieciocho de Marzo by year
Year	Coldest night (TNn)
1980	-4.4 C (24.1 F)
1981	-2.2 C (28.0 F)
1982	-4.4 C (24.1 F)
1983	-3.3 C (26.1 F)
1984	-1.1 C (30.0 F)
1985	-2.2 C (28.0 F)
1986	0.0 C (32.0 F)
1987	-2.2 C (28.0 F)
1988	-6.1 C (21.0 F)
1989	-4.4 C (24.1 F)
1990	-4.4 C (24.1 F)
1991	-3.3 C (26.1 F)
1992	-4.4 C (24.1 F)
1993	-2.2 C (28.0 F)
1994	-3.3 C (26.1 F)
1995	-4.4 C (24.1 F)
1996	-6.1 C (21.0 F)
1997	-7.2 C (19.0 F)
1998	-4.4 C (24.1 F)
1999	-5.0 C (23.0 F)
2000	-4.4 C (24.1 F)
2001	-4.4 C (24.1 F)
2002	-4.4 C (24.1 F)
2003	-5.0 C (23.0 F)
2004	-4.4 C (24.1 F)
2005	-4.4 C (24.1 F)
2006	-9.4 C (15.1 F)
2007	-3.3 C (26.1 F)
2008	-3.3 C (26.1 F)
2009	-3.3 C (26.1 F)
2010	-5.0 C (23.0 F)
2011	-5.0 C (23.0 F)

Wettest day (Rx1day)

The wettest day of the year at Ejido Dieciocho de Marzo, 1980 to 2011. The record is 184.9 mm (7.3 in) in 2010, marked on the chart; the median year is 31.4 mm (1.2 in).

Wettest day (Rx1day) at Ejido Dieciocho de Marzo by year
Year	Wettest day (Rx1day)
1980	34.8 mm (1.4 in)
1981	24.9 mm (1.0 in)
1982	0.3 mm (0.01 in)
1983	39.9 mm (1.6 in)
1984	20.6 mm (0.8 in)
1985	55.9 mm (2.2 in)
1986	31.8 mm (1.3 in)
1987	31.8 mm (1.3 in)
1988	51.8 mm (2.0 in)
1989	36.8 mm (1.4 in)
1990	30.0 mm (1.2 in)
1991	25.9 mm (1.0 in)
1992	41.9 mm (1.6 in)
1993	31.0 mm (1.2 in)
1994	54.9 mm (2.2 in)
1995	59.9 mm (2.4 in)
1996	22.9 mm (0.9 in)
1997	42.9 mm (1.7 in)
1998	24.9 mm (1.0 in)
1999	19.8 mm (0.8 in)
2000	34.8 mm (1.4 in)
2001	59.9 mm (2.4 in)
2002	39.9 mm (1.6 in)
2003	23.9 mm (0.9 in)
2004	27.9 mm (1.1 in)
2005	108.0 mm (4.3 in)
2006	14.0 mm (0.6 in)
2007	23.9 mm (0.9 in)
2008	26.9 mm (1.1 in)
2009	30.0 mm (1.2 in)
2010	184.9 mm (7.3 in)
2011	25.9 mm (1.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Ejido Dieciocho de Marzo, 1980 to 2011. The record is 732.3 mm (28.8 in) in 2010, marked on the chart; the median year is 74.6 mm (2.9 in).

Wettest five days (Rx5day) at Ejido Dieciocho de Marzo by year
Year	Wettest five days (Rx5day)
1980	70.1 mm (2.8 in)
1981	57.5 mm (2.3 in)
1982	0.3 mm (0.01 in)
1983	78.8 mm (3.1 in)
1984	35.6 mm (1.4 in)
1985	59.5 mm (2.3 in)
1986	89.2 mm (3.5 in)
1987	58.4 mm (2.3 in)
1988	80.0 mm (3.1 in)
1989	80.5 mm (3.2 in)
1990	48.8 mm (1.9 in)
1991	50.1 mm (2.0 in)
1992	74.7 mm (2.9 in)
1993	83.5 mm (3.3 in)
1994	74.5 mm (2.9 in)
1995	165.6 mm (6.5 in)
1996	42.5 mm (1.7 in)
1997	80.5 mm (3.2 in)
1998	54.6 mm (2.1 in)
1999	50.0 mm (2.0 in)
2000	115.1 mm (4.5 in)
2001	129.5 mm (5.1 in)
2002	84.6 mm (3.3 in)
2003	59.4 mm (2.3 in)
2004	49.4 mm (1.9 in)
2005	205.8 mm (8.1 in)
2006	33.8 mm (1.3 in)
2007	64.3 mm (2.5 in)
2008	74.7 mm (2.9 in)
2009	84.6 mm (3.3 in)
2010	732.3 mm (28.8 in)
2011	85.6 mm (3.4 in)

Longest dry spell (CDD)

The longest dry spell of the year at Ejido Dieciocho de Marzo, 1980 to 2011. The record is 131 days in 1984, marked on the chart; the median year is 53 days.

Longest dry spell (CDD) at Ejido Dieciocho de Marzo by year
Year	Longest dry spell (CDD)
1980	19 days
1981	61 days
1982	31 days
1983	76 days
1984	131 days
1985	48 days
1986	27 days
1987	38 days
1988	63 days
1989	54 days
1990	35 days
1991	56 days
1992	39 days
1993	83 days
1994	73 days
1995	44 days
1996	81 days
1997	44 days
1998	66 days
1999	59 days
2000	52 days
2001	43 days
2002	67 days
2003	74 days
2004	46 days
2005	46 days
2006	129 days
2007	41 days
2008	33 days
2009	39 days
2010	97 days
2011	57 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 Ejido Dieciocho de Marzo standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ejido Dieciocho de Marzo 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).