Achichipico D-4 Weather Records (MXN00017068)

Record envelope, standing records and threshold days for Achichipico D-4 (MXN00017068), Mexico, with 31 years of record.

Key Facts for Achichipico D-4

Achichipico D-4 (MXN00017068) is a weather station in Mexico at 18.93 latitude and -98.82 longitude, 2,117 m (6,945 ft) above sea level.
The station reports from 1982 to 2012, 31 years of record.
1,464 records set at Achichipico D-4 still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 18.93 latitude, -98.82 longitude.
Elevation: 2,117 m (6,945 ft).
Period of record: 1982 to 2012, 31 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 Achichipico D-4. 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 Achichipico D-4, 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)	4.4 C (39.9 F)	n/a	n/a
Feb	35.6 C (96.1 F)	3.9 C (39.0 F)	n/a	n/a
Mar	37.8 C (100.0 F)	5.6 C (42.1 F)	n/a	n/a
Apr	39.4 C (102.9 F)	8.9 C (48.0 F)	n/a	n/a
May	38.9 C (102.0 F)	11.1 C (52.0 F)	n/a	n/a
Jun	38.9 C (102.0 F)	10.6 C (51.1 F)	n/a	n/a
Jul	32.8 C (91.0 F)	10.0 C (50.0 F)	n/a	n/a
Aug	33.3 C (91.9 F)	10.0 C (50.0 F)	n/a	n/a
Sep	32.8 C (91.0 F)	10.6 C (51.1 F)	n/a	n/a
Oct	32.8 C (91.0 F)	7.8 C (46.0 F)	n/a	n/a
Nov	32.8 C (91.0 F)	5.0 C (41.0 F)	n/a	n/a
Dec	32.2 C (90.0 F)	5.0 C (41.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Achichipico D-4 still stand. 1995 holds the most, with 131.

Standing records at Achichipico D-4 by the year they were set
Year set	Standing records
1982	36
1983	82
1985	2
1986	36
1987	55
1988	40
1989	14
1990	17
1991	42
1992	15
1993	24
1994	25
1995	131
1996	51
1997	51
1998	62
1999	17
2000	18
2001	31
2002	40
2003	84
2004	29
2005	84
2006	89
2007	27
2008	84
2009	48
2010	103
2011	58
2012	69

Wettest Day of Each Month

Jul: 111.0 mm (4.4 in)

The wettest day on record for each calendar month at Achichipico D-4. The most was 111.0 mm (4.4 in) on 23 July 2010.

Record daily precipitation for each month at Achichipico D-4
Month	Record daily precipitation (mm)	Date
Jan	50.0 mm (2.0 in)	9 January 2001
Feb	68.8 mm (2.7 in)	4 February 2010
Mar	25.4 mm (1.0 in)	2 March 2001
Apr	45.0 mm (1.8 in)	7 April 1997
May	71.9 mm (2.8 in)	20 May 1990
Jun	87.1 mm (3.4 in)	30 June 2011
Jul	111.0 mm (4.4 in)	23 July 2010
Aug	86.4 mm (3.4 in)	24 August 2010
Sep	79.8 mm (3.1 in)	9 September 1983
Oct	63.8 mm (2.5 in)	9 October 1997
Nov	51.3 mm (2.0 in)	10 November 1997
Dec	49.3 mm (1.9 in)	30 December 1995

Period of Record Coverage

1982 to 2012

30 years of record at Achichipico D-4, 1982 to 2012. 2 years have data for under 90 percent of days and are left out of rankings: 1985, 2007.

Days with data per year at Achichipico D-4
Year	Days with data	Share of year	Complete
1982	365	100%	Yes
1983	365	100%	Yes
1985	152	42%	No
1986	365	100%	Yes
1987	365	100%	Yes
1988	366	100%	Yes
1989	365	100%	Yes
1990	365	100%	Yes
1991	365	100%	Yes
1992	366	100%	Yes
1993	364	100%	Yes
1994	365	100%	Yes
1995	365	100%	Yes
1996	366	100%	Yes
1997	365	100%	Yes
1998	365	100%	Yes
1999	365	100%	Yes
2000	366	100%	Yes
2001	365	100%	Yes
2002	364	100%	Yes
2003	365	100%	Yes
2004	366	100%	Yes
2005	365	100%	Yes
2006	365	100%	Yes
2007	151	41%	No
2008	366	100%	Yes
2009	365	100%	Yes
2010	365	100%	Yes
2011	365	100%	Yes
2012	335	92%	Yes

Latest Records

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

Climate Trend

27 complete years, 1982 to 2011

One stripe for each of 27 complete years at Achichipico D-4, 1982 to 2011. Blue stripes are years cooler than the station's own mean of 22.3 C (72.2 F); red stripes are warmer. The coolest year was 2010, at 19.2 C (66.5 F), and the warmest was 2005, at 24.3 C (75.7 F). The strongest colour marks a difference of 3.2 C (5.8 F).

Annual mean temperature at Achichipico D-4 as warming stripes, 1982 to 2011
Year	Annual mean temperature	Difference from the station mean
1982	21.7 C	-0.67 C
1983	21.2 C	-1.19 C
1986	22.1 C	-0.21 C
1987	22.8 C	+0.48 C
1988	22.8 C	+0.42 C
1989	22.5 C	+0.11 C
1990	22.7 C	+0.37 C
1991	23.3 C	+0.92 C
1992	22.1 C	-0.29 C
1993	23.1 C	+0.80 C
1994	23.3 C	+0.96 C
1995	20.2 C	-2.18 C
1996	22.4 C	+0.08 C
1997	23.3 C	+0.96 C
1998	23.4 C	+1.07 C
1999	23.0 C	+0.61 C
2000	23.2 C	+0.83 C
2001	23.2 C	+0.81 C
2002	23.7 C	+1.38 C
2003	24.1 C	+1.78 C
2004	23.5 C	+1.18 C
2005	24.3 C	+1.93 C
2006	23.5 C	+1.15 C
2008	19.3 C	-3.00 C
2009	19.7 C	-2.63 C
2010	19.2 C	-3.15 C
2011	19.9 C	-2.43 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

1982 to 2012

Yearly extremes at Achichipico D-4: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	39.4 C (102.9 F)	1991	36.7 C (98.1 F)	30
Coldest night (TNn)	3.9 C (39.0 F)	1998	8.4 C (47.0 F)	30
Wettest day (Rx1day)	111.0 mm (4.4 in)	2010	64.3 mm (2.5 in)	30
Wettest five days (Rx5day)	200.0 mm (7.9 in)	2010	126.2 mm (5.0 in)	30
Longest dry spell (CDD)	152 days	1988	75 days	30

Hottest day (TXx)

The hottest day of the year at Achichipico D-4, 1982 to 2012. The record is 39.4 C (102.9 F) in 1991, marked on the chart; the median year is 36.7 C (98.1 F).

Hottest day (TXx) at Achichipico D-4 by year
Year	Hottest day (TXx)
1982	36.7 C (98.1 F)
1983	35.6 C (96.1 F)
1985	30.0 C (86.0 F)
1986	36.7 C (98.1 F)
1987	36.1 C (97.0 F)
1988	37.8 C (100.0 F)
1989	36.7 C (98.1 F)
1990	35.6 C (96.1 F)
1991	39.4 C (102.9 F)
1992	36.1 C (97.0 F)
1993	36.7 C (98.1 F)
1994	37.8 C (100.0 F)
1995	36.7 C (98.1 F)
1996	36.7 C (98.1 F)
1997	36.1 C (97.0 F)
1998	38.9 C (102.0 F)
1999	36.7 C (98.1 F)
2000	36.7 C (98.1 F)
2001	36.7 C (98.1 F)
2002	38.3 C (100.9 F)
2003	38.9 C (102.0 F)
2004	36.7 C (98.1 F)
2005	38.9 C (102.0 F)
2006	37.8 C (100.0 F)
2007	33.3 C (91.9 F)
2008	33.9 C (93.0 F)
2009	33.9 C (93.0 F)
2010	35.0 C (95.0 F)
2011	33.9 C (93.0 F)
2012	31.7 C (89.1 F)

Coldest night (TNn)

The coldest night of the year at Achichipico D-4, 1982 to 2012. The record is 3.9 C (39.0 F) in 1998, marked on the chart; the median year is 8.4 C (47.0 F).

Coldest night (TNn) at Achichipico D-4 by year
Year	Coldest night (TNn)
1982	5.0 C (41.0 F)
1983	4.4 C (39.9 F)
1985	10.6 C (51.1 F)
1986	7.8 C (46.0 F)
1987	8.9 C (48.0 F)
1988	6.7 C (44.1 F)
1989	8.9 C (48.0 F)
1990	10.0 C (50.0 F)
1991	10.6 C (51.1 F)
1992	7.2 C (45.0 F)
1993	10.6 C (51.1 F)
1994	10.6 C (51.1 F)
1995	5.0 C (41.0 F)
1996	5.0 C (41.0 F)
1997	10.0 C (50.0 F)
1998	3.9 C (39.0 F)
1999	8.9 C (48.0 F)
2000	10.0 C (50.0 F)
2001	10.6 C (51.1 F)
2002	9.4 C (48.9 F)
2003	11.1 C (52.0 F)
2004	10.0 C (50.0 F)
2005	10.6 C (51.1 F)
2006	5.6 C (42.1 F)
2007	7.8 C (46.0 F)
2008	5.0 C (41.0 F)
2009	5.6 C (42.1 F)
2010	5.6 C (42.1 F)
2011	6.7 C (44.1 F)
2012	7.8 C (46.0 F)

Wettest day (Rx1day)

The wettest day of the year at Achichipico D-4, 1982 to 2012. The record is 111.0 mm (4.4 in) in 2010, marked on the chart; the median year is 64.3 mm (2.5 in).

Wettest day (Rx1day) at Achichipico D-4 by year
Year	Wettest day (Rx1day)
1982	31.5 mm (1.2 in)
1983	79.8 mm (3.1 in)
1985	57.9 mm (2.3 in)
1986	28.2 mm (1.1 in)
1987	65.3 mm (2.6 in)
1988	68.8 mm (2.7 in)
1989	43.4 mm (1.7 in)
1990	71.9 mm (2.8 in)
1991	47.2 mm (1.9 in)
1992	43.9 mm (1.7 in)
1993	70.1 mm (2.8 in)
1994	54.4 mm (2.1 in)
1995	59.7 mm (2.4 in)
1996	63.8 mm (2.5 in)
1997	63.8 mm (2.5 in)
1998	64.8 mm (2.6 in)
1999	67.8 mm (2.7 in)
2000	75.9 mm (3.0 in)
2001	61.2 mm (2.4 in)
2002	69.9 mm (2.8 in)
2003	43.9 mm (1.7 in)
2004	48.3 mm (1.9 in)
2005	71.9 mm (2.8 in)
2006	70.9 mm (2.8 in)
2007	20.8 mm (0.8 in)
2008	64.8 mm (2.6 in)
2009	71.9 mm (2.8 in)
2010	111.0 mm (4.4 in)
2011	87.1 mm (3.4 in)
2012	56.9 mm (2.2 in)

Wettest five days (Rx5day)

The wettest five days of the year at Achichipico D-4, 1982 to 2012. The record is 200.0 mm (7.9 in) in 2010, marked on the chart; the median year is 126.2 mm (5.0 in).

Wettest five days (Rx5day) at Achichipico D-4 by year
Year	Wettest five days (Rx5day)
1982	81.2 mm (3.2 in)
1983	150.4 mm (5.9 in)
1985	82.9 mm (3.3 in)
1986	69.7 mm (2.7 in)
1987	125.8 mm (5.0 in)
1988	121.3 mm (4.8 in)
1989	90.2 mm (3.6 in)
1990	131.0 mm (5.2 in)
1991	108.4 mm (4.3 in)
1992	109.2 mm (4.3 in)
1993	162.5 mm (6.4 in)
1994	97.1 mm (3.8 in)
1995	135.6 mm (5.3 in)
1996	191.9 mm (7.6 in)
1997	98.8 mm (3.9 in)
1998	97.6 mm (3.8 in)
1999	146.0 mm (5.7 in)
2000	125.7 mm (4.9 in)
2001	126.5 mm (5.0 in)
2002	126.5 mm (5.0 in)
2003	129.6 mm (5.1 in)
2004	95.6 mm (3.8 in)
2005	134.7 mm (5.3 in)
2006	150.7 mm (5.9 in)
2007	28.2 mm (1.1 in)
2008	127.9 mm (5.0 in)
2009	123.5 mm (4.9 in)
2010	200.0 mm (7.9 in)
2011	154.9 mm (6.1 in)
2012	127.3 mm (5.0 in)

Longest dry spell (CDD)

The longest dry spell of the year at Achichipico D-4, 1982 to 2012. The record is 152 days in 1988, marked on the chart; the median year is 75 days.

Longest dry spell (CDD) at Achichipico D-4 by year
Year	Longest dry spell (CDD)
1982	78 days
1983	72 days
1985	34 days
1986	103 days
1987	63 days
1988	152 days
1989	99 days
1990	65 days
1991	120 days
1992	36 days
1993	73 days
1994	113 days
1995	38 days
1996	67 days
1997	77 days
1998	147 days
1999	79 days
2000	117 days
2001	72 days
2002	83 days
2003	88 days
2004	59 days
2005	71 days
2006	110 days
2007	52 days
2008	103 days
2009	67 days
2010	58 days
2011	101 days
2012	41 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 Achichipico D-4 standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Achichipico D-4 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).