Ejido Carmen Serdan Weather Records (MXN00002114)

Record envelope, standing records and threshold days for Ejido Carmen Serdan (MXN00002114), Mexico, with 33 years of record.

Key Facts for Ejido Carmen Serdan

Ejido Carmen Serdan (MXN00002114) is a weather station in Mexico at 32.23 latitude and -116.58 longitude, 560 m (1,837 ft) above sea level.
The station reports from 1979 to 2011, 33 years of record.
1,464 records set at Ejido Carmen Serdan still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 32.23 latitude, -116.58 longitude.
Elevation: 560 m (1,837 ft).
Period of record: 1979 to 2011, 33 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 Carmen Serdan. 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 Carmen Serdan, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	31.7 C (89.1 F)	-7.2 C (19.0 F)	n/a	n/a
Feb	30.0 C (86.0 F)	-6.1 C (21.0 F)	n/a	n/a
Mar	33.9 C (93.0 F)	-4.4 C (24.1 F)	n/a	n/a
Apr	36.7 C (98.1 F)	-2.2 C (28.0 F)	n/a	n/a
May	40.6 C (105.1 F)	-1.1 C (30.0 F)	n/a	n/a
Jun	43.9 C (111.0 F)	0.6 C (33.1 F)	n/a	n/a
Jul	43.9 C (111.0 F)	0.6 C (33.1 F)	n/a	n/a
Aug	45.6 C (114.1 F)	0.0 C (32.0 F)	n/a	n/a
Sep	43.9 C (111.0 F)	0.0 C (32.0 F)	n/a	n/a
Oct	42.8 C (109.0 F)	-4.4 C (24.1 F)	n/a	n/a
Nov	35.0 C (95.0 F)	-4.4 C (24.1 F)	n/a	n/a
Dec	32.8 C (91.0 F)	-8.3 C (17.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Ejido Carmen Serdan still stand. 1998 holds the most, with 115.

Standing records at Ejido Carmen Serdan by the year they were set
Year set	Standing records
1979	6
1980	46
1981	21
1982	50
1983	51
1984	60
1985	22
1986	29
1987	2
1989	24
1990	84
1991	63
1992	78
1993	32
1994	60
1995	50
1996	79
1997	57
1998	115
1999	59
2000	46
2001	23
2002	36
2003	44
2004	59
2005	31
2006	55
2007	37
2008	55
2009	28
2010	34
2011	28

Wettest Day of Each Month

Mar: 73.9 mm (2.9 in)

The wettest day on record for each calendar month at Ejido Carmen Serdan. The most was 73.9 mm (2.9 in) on 5 March 1995.

Record daily precipitation for each month at Ejido Carmen Serdan
Month	Record daily precipitation (mm)	Date
Jan	67.3 mm (2.6 in)	20 January 1982
Feb	72.9 mm (2.9 in)	2 February 1983
Mar	73.9 mm (2.9 in)	5 March 1995
Apr	33.8 mm (1.3 in)	20 April 1983
May	15.7 mm (0.6 in)	22 May 2006
Jun	7.4 mm (0.29 in)	7 June 1987
Jul	11.9 mm (0.5 in)	7 July 1991
Aug	48.8 mm (1.9 in)	16 August 1983
Sep	23.9 mm (0.9 in)	21 September 1991
Oct	70.4 mm (2.8 in)	20 October 2004
Nov	54.9 mm (2.2 in)	26 November 1985
Dec	72.9 mm (2.9 in)	8 December 2009

Period of Record Coverage

1979 to 2011

32 years of record at Ejido Carmen Serdan, 1979 to 2011. 17 years have data for under 90 percent of days and are left out of rankings: 1979, 1980, 1981, 1984, 1985, 1986, 1987, 1989 and others.

Days with data per year at Ejido Carmen Serdan
Year	Days with data	Share of year	Complete
1979	52	14%	No
1980	119	33%	No
1981	89	24%	No
1982	364	100%	Yes
1983	359	98%	Yes
1984	226	62%	No
1985	179	49%	No
1986	222	61%	No
1987	52	14%	No
1989	125	34%	No
1990	332	91%	Yes
1991	278	76%	No
1992	355	97%	Yes
1993	259	71%	No
1994	338	93%	Yes
1995	305	84%	No
1996	232	63%	No
1997	287	79%	No
1998	335	92%	Yes
1999	343	94%	Yes
2000	357	98%	Yes
2001	163	45%	No
2002	345	95%	Yes
2003	357	98%	Yes
2004	363	99%	Yes
2005	350	96%	Yes
2006	346	95%	Yes
2007	311	85%	No
2008	335	92%	Yes
2009	250	68%	No
2010	363	99%	Yes
2011	294	81%	No

Latest Records

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

Climate Trend

11 complete years, 1982 to 2010

One stripe for each of 11 complete years at Ejido Carmen Serdan, 1982 to 2010. Blue stripes are years cooler than the station's own mean of 14.6 C (58.2 F); red stripes are warmer. The coolest year was 1998, at 10.2 C (50.4 F), and the warmest was 1990, at 18.3 C (65.0 F). The strongest colour marks a difference of 4.4 C (7.9 F).

Annual mean temperature at Ejido Carmen Serdan as warming stripes, 1982 to 2010
Year	Annual mean temperature	Difference from the station mean
1982	16.2 C	+1.64 C
1983	16.9 C	+2.33 C
1990	18.3 C	+3.73 C
1992	18.2 C	+3.63 C
1998	10.2 C	-4.37 C
1999	11.9 C	-2.64 C
2000	12.5 C	-2.11 C
2003	12.8 C	-1.81 C
2004	13.4 C	-1.22 C
2006	15.3 C	+0.74 C
2010	14.7 C	+0.10 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

1979 to 2011

Yearly extremes at Ejido Carmen Serdan: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	45.6 C (114.1 F)	1994	40.0 C (104.0 F)	32
Coldest night (TNn)	-8.3 C (17.1 F)	2011	0.0 C (32.0 F)	32
Wettest day (Rx1day)	73.9 mm (2.9 in)	1995	27.0 mm (1.1 in)	32
Wettest five days (Rx5day)	168.5 mm (6.6 in)	2010	58.8 mm (2.3 in)	32
Longest dry spell (CDD)	330 days	1990	120 days	32

Hottest day (TXx)

The hottest day of the year at Ejido Carmen Serdan, 1979 to 2011. The record is 45.6 C (114.1 F) in 1994, marked on the chart; the median year is 40.0 C (104.0 F).

Hottest day (TXx) at Ejido Carmen Serdan by year
Year	Hottest day (TXx)
1979	30.0 C (86.0 F)
1980	30.0 C (86.0 F)
1981	40.0 C (104.0 F)
1982	43.3 C (109.9 F)
1983	42.8 C (109.0 F)
1984	40.6 C (105.1 F)
1985	42.8 C (109.0 F)
1986	38.9 C (102.0 F)
1987	35.6 C (96.1 F)
1989	43.9 C (111.0 F)
1990	43.9 C (111.0 F)
1991	40.6 C (105.1 F)
1992	42.8 C (109.0 F)
1993	42.8 C (109.0 F)
1994	45.6 C (114.1 F)
1995	30.0 C (86.0 F)
1996	32.8 C (91.0 F)
1997	33.9 C (93.0 F)
1998	33.9 C (93.0 F)
1999	32.8 C (91.0 F)
2000	38.9 C (102.0 F)
2001	27.8 C (82.0 F)
2002	37.8 C (100.0 F)
2003	37.8 C (100.0 F)
2004	37.8 C (100.0 F)
2005	38.9 C (102.0 F)
2006	41.7 C (107.1 F)
2007	42.8 C (109.0 F)
2008	42.8 C (109.0 F)
2009	40.0 C (104.0 F)
2010	41.7 C (107.1 F)
2011	40.6 C (105.1 F)

Coldest night (TNn)

The coldest night of the year at Ejido Carmen Serdan, 1979 to 2011. The record is -8.3 C (17.1 F) in 2011, marked on the chart; the median year is 0.0 C (32.0 F).

Coldest night (TNn) at Ejido Carmen Serdan by year
Year	Coldest night (TNn)
1979	0.0 C (32.0 F)
1980	1.7 C (35.1 F)
1981	0.0 C (32.0 F)
1982	-5.0 C (23.0 F)
1983	0.0 C (32.0 F)
1984	-5.0 C (23.0 F)
1985	-2.2 C (28.0 F)
1986	0.0 C (32.0 F)
1987	6.7 C (44.1 F)
1989	0.0 C (32.0 F)
1990	-1.1 C (30.0 F)
1991	0.6 C (33.1 F)
1992	0.0 C (32.0 F)
1993	0.0 C (32.0 F)
1994	0.6 C (33.1 F)
1995	0.0 C (32.0 F)
1996	0.0 C (32.0 F)
1997	0.6 C (33.1 F)
1998	0.0 C (32.0 F)
1999	0.0 C (32.0 F)
2000	0.0 C (32.0 F)
2001	0.0 C (32.0 F)
2002	-2.2 C (28.0 F)
2003	-5.0 C (23.0 F)
2004	-6.1 C (21.0 F)
2005	-5.0 C (23.0 F)
2006	-7.2 C (19.0 F)
2007	-5.0 C (23.0 F)
2008	-4.4 C (24.1 F)
2009	-4.4 C (24.1 F)
2010	-4.4 C (24.1 F)
2011	-8.3 C (17.1 F)

Wettest day (Rx1day)

The wettest day of the year at Ejido Carmen Serdan, 1979 to 2011. The record is 73.9 mm (2.9 in) in 1995, marked on the chart; the median year is 27.0 mm (1.1 in).

Wettest day (Rx1day) at Ejido Carmen Serdan by year
Year	Wettest day (Rx1day)
1979	9.9 mm (0.39 in)
1980	52.8 mm (2.1 in)
1981	13.0 mm (0.5 in)
1982	67.3 mm (2.6 in)
1983	72.9 mm (2.9 in)
1984	6.4 mm (0.25 in)
1985	54.9 mm (2.2 in)
1986	34.5 mm (1.4 in)
1987	7.4 mm (0.29 in)
1989	2.8 mm (0.11 in)
1990	8.9 mm (0.35 in)
1991	39.9 mm (1.6 in)
1992	47.0 mm (1.9 in)
1993	39.9 mm (1.6 in)
1994	19.8 mm (0.8 in)
1995	73.9 mm (2.9 in)
1996	29.0 mm (1.1 in)
1997	20.8 mm (0.8 in)
1998	48.8 mm (1.9 in)
1999	18.8 mm (0.7 in)
2000	24.9 mm (1.0 in)
2001	6.9 mm (0.27 in)
2002	17.8 mm (0.7 in)
2003	21.8 mm (0.9 in)
2004	70.4 mm (2.8 in)
2005	23.9 mm (0.9 in)
2006	19.8 mm (0.8 in)
2007	24.9 mm (1.0 in)
2008	41.9 mm (1.6 in)
2009	72.9 mm (2.9 in)
2010	63.8 mm (2.5 in)
2011	72.9 mm (2.9 in)

Wettest five days (Rx5day)

The wettest five days of the year at Ejido Carmen Serdan, 1979 to 2011. The record is 168.5 mm (6.6 in) in 2010, marked on the chart; the median year is 58.8 mm (2.3 in).

Wettest five days (Rx5day) at Ejido Carmen Serdan by year
Year	Wettest five days (Rx5day)
1979	14.7 mm (0.6 in)
1980	140.4 mm (5.5 in)
1981	13.8 mm (0.5 in)
1982	85.9 mm (3.4 in)
1983	105.6 mm (4.2 in)
1984	10.2 mm (0.4 in)
1985	91.7 mm (3.6 in)
1986	62.2 mm (2.4 in)
1987	7.4 mm (0.29 in)
1989	3.9 mm (0.15 in)
1990	17.6 mm (0.7 in)
1991	84.3 mm (3.3 in)
1992	74.7 mm (2.9 in)
1993	73.7 mm (2.9 in)
1994	38.9 mm (1.5 in)
1995	99.8 mm (3.9 in)
1996	48.8 mm (1.9 in)
1997	26.7 mm (1.1 in)
1998	97.5 mm (3.8 in)
1999	36.4 mm (1.4 in)
2000	55.4 mm (2.2 in)
2001	27.1 mm (1.1 in)
2002	29.5 mm (1.2 in)
2003	44.3 mm (1.7 in)
2004	98.8 mm (3.9 in)
2005	70.4 mm (2.8 in)
2006	40.2 mm (1.6 in)
2007	28.7 mm (1.1 in)
2008	85.6 mm (3.4 in)
2009	82.8 mm (3.3 in)
2010	168.5 mm (6.6 in)
2011	104.0 mm (4.1 in)

Longest dry spell (CDD)

The longest dry spell of the year at Ejido Carmen Serdan, 1979 to 2011. The record is 330 days in 1990, marked on the chart; the median year is 120 days.

Longest dry spell (CDD) at Ejido Carmen Serdan by year
Year	Longest dry spell (CDD)
1979	23 days
1980	19 days
1981	58 days
1982	167 days
1983	97 days
1984	57 days
1985	39 days
1986	77 days
1987	23 days
1989	46 days
1990	330 days
1991	100 days
1992	171 days
1993	104 days
1994	87 days
1995	109 days
1996	166 days
1997	169 days
1998	66 days
1999	225 days
2000	138 days
2001	119 days
2002	131 days
2003	210 days
2004	181 days
2005	134 days
2006	206 days
2007	228 days
2008	110 days
2009	178 days
2010	179 days
2011	121 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 Carmen Serdan standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ejido Carmen Serdan 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 2026-10-15 (15 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).