Genaro Codina Weather Records (MXN00032120)

Record envelope, standing records and threshold days for Genaro Codina (MXN00032120), Mexico, with 34 years of record.

Key Facts for Genaro Codina

Genaro Codina (MXN00032120) is a weather station in Mexico at 22.48 latitude and -102.45 longitude, 2,176 m (7,139 ft) above sea level.
The station reports from 1979 to 2012, 34 years of record.
1,464 records set at Genaro Codina still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 22.48 latitude, -102.45 longitude.
Elevation: 2,176 m (7,139 ft).
Period of record: 1979 to 2012, 34 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 Genaro Codina. 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 Genaro Codina, 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)	-7.2 C (19.0 F)	n/a	n/a
Feb	33.9 C (93.0 F)	-7.2 C (19.0 F)	n/a	n/a
Mar	37.8 C (100.0 F)	-5.0 C (23.0 F)	n/a	n/a
Apr	36.1 C (97.0 F)	-1.1 C (30.0 F)	n/a	n/a
May	40.6 C (105.1 F)	0.0 C (32.0 F)	n/a	n/a
Jun	36.1 C (97.0 F)	0.6 C (33.1 F)	n/a	n/a
Jul	33.9 C (93.0 F)	3.9 C (39.0 F)	n/a	n/a
Aug	30.6 C (87.1 F)	2.8 C (37.0 F)	n/a	n/a
Sep	33.9 C (93.0 F)	-1.1 C (30.0 F)	n/a	n/a
Oct	31.1 C (88.0 F)	-3.9 C (25.0 F)	n/a	n/a
Nov	31.7 C (89.1 F)	-11.7 C (10.9 F)	n/a	n/a
Dec	28.3 C (82.9 F)	-9.4 C (15.1 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Genaro Codina still stand. 1983 holds the most, with 131.

Standing records at Genaro Codina by the year they were set
Year set	Standing records
1979	3
1980	56
1981	38
1982	31
1983	131
1984	51
1985	64
1986	36
1987	88
1988	16
1989	55
1990	29
1991	36
1992	56
1993	14
1994	44
1995	54
1996	47
1997	34
1998	29
1999	61
2000	74
2001	51
2002	18
2005	33
2006	37
2007	56
2008	53
2009	28
2010	63
2011	39
2012	39

Wettest Day of Each Month

Jun: 66.5 mm (2.6 in)

The wettest day on record for each calendar month at Genaro Codina. The most was 66.5 mm (2.6 in) on 14 June 1999.

Record daily precipitation for each month at Genaro Codina
Month	Record daily precipitation (mm)	Date
Jan	30.0 mm (1.2 in)	15 January 1992
Feb	34.8 mm (1.4 in)	2 February 2010
Mar	10.7 mm (0.4 in)	31 March 1987
Apr	38.4 mm (1.5 in)	23 April 1996
May	32.8 mm (1.3 in)	10 May 2002
Jun	66.5 mm (2.6 in)	14 June 1999
Jul	59.9 mm (2.4 in)	28 July 2007
Aug	47.8 mm (1.9 in)	24 August 1993
Sep	42.2 mm (1.7 in)	1 September 1994
Oct	51.3 mm (2.0 in)	27 October 1993
Nov	36.8 mm (1.4 in)	13 November 1992
Dec	24.9 mm (1.0 in)	8 December 2006

Period of Record Coverage

1979 to 2012

32 years of record at Genaro Codina, 1979 to 2012. 15 years have data for under 90 percent of days and are left out of rankings: 1979, 1980, 1981, 1983, 1984, 1986, 1987, 1988 and others.

Days with data per year at Genaro Codina
Year	Days with data	Share of year	Complete
1979	121	33%	No
1980	245	67%	No
1981	247	68%	No
1982	334	92%	Yes
1983	326	89%	No
1984	302	83%	No
1985	365	100%	Yes
1986	181	50%	No
1987	89	24%	No
1988	76	21%	No
1989	238	65%	No
1990	353	97%	Yes
1991	333	91%	Yes
1992	365	100%	Yes
1993	181	50%	No
1994	362	99%	Yes
1995	364	100%	Yes
1996	366	100%	Yes
1997	258	71%	No
1998	82	22%	No
1999	327	90%	No
2000	352	96%	Yes
2001	304	83%	No
2002	181	50%	No
2005	365	100%	Yes
2006	365	100%	Yes
2007	363	99%	Yes
2008	364	99%	Yes
2009	365	100%	Yes
2010	364	100%	Yes
2011	365	100%	Yes
2012	365	100%	Yes

Latest Records

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

Climate Trend

14 complete years, 1985 to 2012

One stripe for each of 14 complete years at Genaro Codina, 1985 to 2012. Blue stripes are years cooler than the station's own mean of 15.0 C (59.1 F); red stripes are warmer. The coolest year was 2010, at 13.5 C (56.3 F), and the warmest was 1995, at 16.4 C (61.6 F). The strongest colour marks a difference of 1.6 C (2.9 F).

Annual mean temperature at Genaro Codina as warming stripes, 1985 to 2012
Year	Annual mean temperature	Difference from the station mean
1985	16.0 C	+0.95 C
1990	15.3 C	+0.29 C
1992	14.9 C	-0.14 C
1994	15.9 C	+0.85 C
1995	16.4 C	+1.37 C
1996	15.5 C	+0.49 C
2005	15.3 C	+0.24 C
2006	15.3 C	+0.25 C
2007	15.6 C	+0.54 C
2008	14.3 C	-0.74 C
2009	14.2 C	-0.90 C
2010	13.5 C	-1.53 C
2011	14.4 C	-0.65 C
2012	14.0 C	-1.04 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 2012

Yearly extremes at Genaro Codina: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	40.6 C (105.1 F)	1987	33.9 C (93.0 F)	32
Coldest night (TNn)	-11.7 C (10.9 F)	2011	-5.0 C (23.0 F)	32
Wettest day (Rx1day)	66.5 mm (2.6 in)	1999	38.3 mm (1.5 in)	32
Wettest five days (Rx5day)	117.4 mm (4.6 in)	2007	76.3 mm (3.0 in)	32
Longest dry spell (CDD)	171 days	2011	79 days	32

Hottest day (TXx)

The hottest day of the year at Genaro Codina, 1979 to 2012. The record is 40.6 C (105.1 F) in 1987, marked on the chart; the median year is 33.9 C (93.0 F).

Hottest day (TXx) at Genaro Codina by year
Year	Hottest day (TXx)
1979	27.8 C (82.0 F)
1980	36.1 C (97.0 F)
1981	29.4 C (84.9 F)
1982	30.6 C (87.1 F)
1983	34.4 C (93.9 F)
1984	32.8 C (91.0 F)
1985	33.9 C (93.0 F)
1986	33.9 C (93.0 F)
1987	40.6 C (105.1 F)
1988	28.9 C (84.0 F)
1989	35.6 C (96.1 F)
1990	35.0 C (95.0 F)
1991	33.9 C (93.0 F)
1992	31.7 C (89.1 F)
1993	30.0 C (86.0 F)
1994	32.8 C (91.0 F)
1995	35.0 C (95.0 F)
1996	33.9 C (93.0 F)
1997	32.8 C (91.0 F)
1998	30.6 C (87.1 F)
1999	35.0 C (95.0 F)
2000	32.8 C (91.0 F)
2001	36.1 C (97.0 F)
2002	35.0 C (95.0 F)
2005	35.0 C (95.0 F)
2006	32.8 C (91.0 F)
2007	33.9 C (93.0 F)
2008	32.8 C (91.0 F)
2009	31.7 C (89.1 F)
2010	33.3 C (91.9 F)
2011	34.4 C (93.9 F)
2012	34.4 C (93.9 F)

Coldest night (TNn)

The coldest night of the year at Genaro Codina, 1979 to 2012. The record is -11.7 C (10.9 F) in 2011, marked on the chart; the median year is -5.0 C (23.0 F).

Coldest night (TNn) at Genaro Codina by year
Year	Coldest night (TNn)
1979	0.0 C (32.0 F)
1980	0.0 C (32.0 F)
1981	-1.1 C (30.0 F)
1982	-1.1 C (30.0 F)
1983	-2.2 C (28.0 F)
1984	-2.2 C (28.0 F)
1985	-3.9 C (25.0 F)
1986	-2.2 C (28.0 F)
1987	-6.1 C (21.0 F)
1988	-1.1 C (30.0 F)
1989	-5.0 C (23.0 F)
1990	-7.2 C (19.0 F)
1991	-5.0 C (23.0 F)
1992	-4.4 C (24.1 F)
1993	-3.3 C (26.1 F)
1994	-4.4 C (24.1 F)
1995	-5.0 C (23.0 F)
1996	-5.0 C (23.0 F)
1997	-5.0 C (23.0 F)
1998	-6.1 C (21.0 F)
1999	-5.0 C (23.0 F)
2000	-5.0 C (23.0 F)
2001	-5.6 C (21.9 F)
2002	-7.2 C (19.0 F)
2005	-5.0 C (23.0 F)
2006	-8.3 C (17.1 F)
2007	-2.8 C (27.0 F)
2008	-8.3 C (17.1 F)
2009	-6.1 C (21.0 F)
2010	-9.4 C (15.1 F)
2011	-11.7 C (10.9 F)
2012	-7.2 C (19.0 F)

Wettest day (Rx1day)

The wettest day of the year at Genaro Codina, 1979 to 2012. The record is 66.5 mm (2.6 in) in 1999, marked on the chart; the median year is 38.3 mm (1.5 in).

Wettest day (Rx1day) at Genaro Codina by year
Year	Wettest day (Rx1day)
1979	19.8 mm (0.8 in)
1980	19.8 mm (0.8 in)
1981	30.0 mm (1.2 in)
1982	39.9 mm (1.6 in)
1983	32.3 mm (1.3 in)
1984	57.4 mm (2.3 in)
1985	45.5 mm (1.8 in)
1986	25.4 mm (1.0 in)
1987	19.8 mm (0.8 in)
1988	19.8 mm (0.8 in)
1989	32.0 mm (1.3 in)
1990	34.8 mm (1.4 in)
1991	38.9 mm (1.5 in)
1992	36.8 mm (1.4 in)
1993	51.3 mm (2.0 in)
1994	50.8 mm (2.0 in)
1995	45.0 mm (1.8 in)
1996	43.9 mm (1.7 in)
1997	28.2 mm (1.1 in)
1998	27.7 mm (1.1 in)
1999	66.5 mm (2.6 in)
2000	32.3 mm (1.3 in)
2001	21.8 mm (0.9 in)
2002	59.9 mm (2.4 in)
2005	38.9 mm (1.5 in)
2006	42.9 mm (1.7 in)
2007	59.9 mm (2.4 in)
2008	52.8 mm (2.1 in)
2009	38.9 mm (1.5 in)
2010	52.8 mm (2.1 in)
2011	35.8 mm (1.4 in)
2012	37.8 mm (1.5 in)

Wettest five days (Rx5day)

The wettest five days of the year at Genaro Codina, 1979 to 2012. The record is 117.4 mm (4.6 in) in 2007, marked on the chart; the median year is 76.3 mm (3.0 in).

Wettest five days (Rx5day) at Genaro Codina by year
Year	Wettest five days (Rx5day)
1979	36.3 mm (1.4 in)
1980	28.4 mm (1.1 in)
1981	41.9 mm (1.6 in)
1982	77.5 mm (3.1 in)
1983	76.8 mm (3.0 in)
1984	82.5 mm (3.2 in)
1985	90.5 mm (3.6 in)
1986	53.6 mm (2.1 in)
1987	34.8 mm (1.4 in)
1988	33.6 mm (1.3 in)
1989	89.7 mm (3.5 in)
1990	78.1 mm (3.1 in)
1991	109.2 mm (4.3 in)
1992	72.2 mm (2.8 in)
1993	84.4 mm (3.3 in)
1994	84.6 mm (3.3 in)
1995	83.6 mm (3.3 in)
1996	100.3 mm (3.9 in)
1997	42.2 mm (1.7 in)
1998	71.2 mm (2.8 in)
1999	71.6 mm (2.8 in)
2000	62.4 mm (2.5 in)
2001	50.6 mm (2.0 in)
2002	89.1 mm (3.5 in)
2005	69.4 mm (2.7 in)
2006	87.3 mm (3.4 in)
2007	117.4 mm (4.6 in)
2008	100.6 mm (4.0 in)
2009	48.0 mm (1.9 in)
2010	92.9 mm (3.7 in)
2011	52.6 mm (2.1 in)
2012	75.7 mm (3.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Genaro Codina, 1979 to 2012. The record is 171 days in 2011, marked on the chart; the median year is 79 days.

Longest dry spell (CDD) at Genaro Codina by year
Year	Longest dry spell (CDD)
1979	80 days
1980	97 days
1981	57 days
1982	108 days
1983	128 days
1984	79 days
1985	92 days
1986	120 days
1987	33 days
1988	26 days
1989	40 days
1990	114 days
1991	60 days
1992	54 days
1993	120 days
1994	83 days
1995	147 days
1996	71 days
1997	36 days
1998	160 days
1999	78 days
2000	80 days
2001	54 days
2002	58 days
2005	67 days
2006	53 days
2007	56 days
2008	98 days
2009	78 days
2010	96 days
2011	171 days
2012	64 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 Genaro Codina standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Genaro Codina 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).