Alto de Norias Weather Records (MXN00005151)

Record envelope, standing records and threshold days for Alto de Norias (MXN00005151), Mexico, with 60 years of record.

Key Facts for Alto de Norias

Alto de Norias (MXN00005151) is a weather station in Mexico at 25.97 latitude and -101.23 longitude, 920 m (3,018 ft) above sea level.
The station reports from 1953 to 2012, 60 years of record.
1,464 records set at Alto de Norias still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 25.97 latitude, -101.23 longitude.
Elevation: 920 m (3,018 ft).
Period of record: 1953 to 2012, 60 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 Alto de Norias. 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 Alto de Norias, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	40.0 C (104.0 F)	-8.3 C (17.1 F)	n/a	n/a
Feb	43.9 C (111.0 F)	-5.0 C (23.0 F)	n/a	n/a
Mar	45.0 C (113.0 F)	-3.3 C (26.1 F)	n/a	n/a
Apr	47.8 C (118.0 F)	0.6 C (33.1 F)	n/a	n/a
May	48.9 C (120.0 F)	2.8 C (37.0 F)	n/a	n/a
Jun	47.8 C (118.0 F)	2.8 C (37.0 F)	n/a	n/a
Jul	45.6 C (114.1 F)	3.9 C (39.0 F)	n/a	n/a
Aug	45.0 C (113.0 F)	6.7 C (44.1 F)	n/a	n/a
Sep	45.0 C (113.0 F)	0.6 C (33.1 F)	n/a	n/a
Oct	41.7 C (107.1 F)	0.0 C (32.0 F)	n/a	n/a
Nov	40.0 C (104.0 F)	-3.3 C (26.1 F)	n/a	n/a
Dec	36.7 C (98.1 F)	-5.0 C (23.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Alto de Norias still stand. 1994 holds the most, with 161.

Standing records at Alto de Norias by the year they were set
Year set	Standing records
1953	3
1981	28
1982	89
1983	31
1984	33
1985	36
1986	2
1987	67
1988	15
1989	67
1990	43
1991	48
1992	18
1993	16
1994	161
1995	24
1996	16
1997	7
1998	16
1999	46
2000	23
2001	27
2002	73
2003	81
2004	40
2005	16
2006	22
2007	14
2008	99
2009	143
2010	13
2011	116
2012	31

Wettest Day of Each Month

Aug: 67.8 mm (2.7 in)

The wettest day on record for each calendar month at Alto de Norias. The most was 67.8 mm (2.7 in) on 14 August 1983.

Record daily precipitation for each month at Alto de Norias
Month	Record daily precipitation (mm)	Date
Jan	19.8 mm (0.8 in)	7 January 2003
Feb	23.9 mm (0.9 in)	24 February 1987
Mar	30.0 mm (1.2 in)	9 March 1990
Apr	25.9 mm (1.0 in)	20 April 1981
May	30.0 mm (1.2 in)	24 May 1983
Jun	59.9 mm (2.4 in)	10 June 1991
Jul	19.8 mm (0.8 in)	23 July 1984
Aug	67.8 mm (2.7 in)	14 August 1983
Sep	54.9 mm (2.2 in)	10 September 2006
Oct	30.2 mm (1.2 in)	6 October 1981
Nov	19.8 mm (0.8 in)	17 November 2001
Dec	19.8 mm (0.8 in)	14 December 1992

Period of Record Coverage

1953 to 2012

33 years of record at Alto de Norias, 1953 to 2012. 27 years have data for under 90 percent of days and are left out of rankings: 1953, 1981, 1982, 1984, 1985, 1986, 1987, 1988 and others.

Days with data per year at Alto de Norias
Year	Days with data	Share of year	Complete
1953	26	7%	No
1981	296	81%	No
1982	273	75%	No
1983	359	98%	Yes
1984	151	41%	No
1985	323	88%	No
1986	99	27%	No
1987	261	72%	No
1988	191	52%	No
1989	279	76%	No
1990	117	32%	No
1991	290	79%	No
1992	313	86%	No
1993	303	83%	No
1994	343	94%	Yes
1995	312	85%	No
1996	334	91%	Yes
1997	302	83%	No
1998	303	83%	No
1999	236	65%	No
2000	283	77%	No
2001	341	93%	Yes
2002	281	77%	No
2003	304	83%	No
2004	303	83%	No
2005	269	74%	No
2006	322	88%	No
2007	348	95%	Yes
2008	343	94%	Yes
2009	294	81%	No
2010	263	72%	No
2011	292	80%	No
2012	308	84%	No

Latest Records

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

Extremes by Year

1953 to 2012

Yearly extremes at Alto de Norias: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	48.9 C (120.0 F)	2009	38.9 C (102.0 F)	33
Coldest night (TNn)	-8.3 C (17.1 F)	1988	0.0 C (32.0 F)	33
Wettest day (Rx1day)	67.8 mm (2.7 in)	1983	19.8 mm (0.8 in)	31
Wettest five days (Rx5day)	85.5 mm (3.4 in)	1991	35.3 mm (1.4 in)	31
Longest dry spell (CDD)	157 days	1999	58 days	31

Hottest day (TXx)

The hottest day of the year at Alto de Norias, 1953 to 2012. The record is 48.9 C (120.0 F) in 2009, marked on the chart; the median year is 38.9 C (102.0 F).

Hottest day (TXx) at Alto de Norias by year
Year	Hottest day (TXx)
1953	32.8 C (91.0 F)
1980	n/a
1981	40.0 C (104.0 F)
1982	40.0 C (104.0 F)
1983	40.0 C (104.0 F)
1984	40.6 C (105.1 F)
1985	36.7 C (98.1 F)
1986	35.0 C (95.0 F)
1987	35.0 C (95.0 F)
1988	33.9 C (93.0 F)
1989	37.8 C (100.0 F)
1990	30.0 C (86.0 F)
1991	27.8 C (82.0 F)
1992	40.0 C (104.0 F)
1993	40.0 C (104.0 F)
1994	43.9 C (111.0 F)
1995	37.8 C (100.0 F)
1996	36.7 C (98.1 F)
1997	38.9 C (102.0 F)
1998	42.8 C (109.0 F)
1999	31.7 C (89.1 F)
2000	38.9 C (102.0 F)
2001	30.6 C (87.1 F)
2002	28.9 C (84.0 F)
2003	30.6 C (87.1 F)
2004	31.7 C (89.1 F)
2005	40.0 C (104.0 F)
2006	41.7 C (107.1 F)
2007	38.9 C (102.0 F)
2008	47.8 C (118.0 F)
2009	48.9 C (120.0 F)
2010	40.6 C (105.1 F)
2011	47.8 C (118.0 F)
2012	47.8 C (118.0 F)

Coldest night (TNn)

The coldest night of the year at Alto de Norias, 1953 to 2012. The record is -8.3 C (17.1 F) in 1988, marked on the chart; the median year is 0.0 C (32.0 F).

Coldest night (TNn) at Alto de Norias by year
Year	Coldest night (TNn)
1953	0.0 C (32.0 F)
1980	n/a
1981	-3.3 C (26.1 F)
1982	-5.0 C (23.0 F)
1983	-4.4 C (24.1 F)
1984	-3.3 C (26.1 F)
1985	-4.4 C (24.1 F)
1986	-4.4 C (24.1 F)
1987	-5.0 C (23.0 F)
1988	-8.3 C (17.1 F)
1989	2.8 C (37.0 F)
1990	2.8 C (37.0 F)
1991	0.0 C (32.0 F)
1992	0.0 C (32.0 F)
1993	0.0 C (32.0 F)
1994	0.0 C (32.0 F)
1995	0.6 C (33.1 F)
1996	-2.2 C (28.0 F)
1997	-1.1 C (30.0 F)
1998	0.6 C (33.1 F)
1999	0.0 C (32.0 F)
2000	0.0 C (32.0 F)
2001	1.7 C (35.1 F)
2002	0.0 C (32.0 F)
2003	-5.0 C (23.0 F)
2004	-3.3 C (26.1 F)
2005	0.0 C (32.0 F)
2006	0.0 C (32.0 F)
2007	-2.2 C (28.0 F)
2008	0.0 C (32.0 F)
2009	2.8 C (37.0 F)
2010	0.0 C (32.0 F)
2011	1.7 C (35.1 F)
2012	0.6 C (33.1 F)

Wettest day (Rx1day)

The wettest day of the year at Alto de Norias, 1953 to 2012. The record is 67.8 mm (2.7 in) in 1983, marked on the chart; the median year is 19.8 mm (0.8 in).

Wettest day (Rx1day) at Alto de Norias by year
Year	Wettest day (Rx1day)
1953	19.8 mm (0.8 in)
1980	0.0 mm (0.00 in)
1981	30.2 mm (1.2 in)
1982	19.3 mm (0.8 in)
1983	67.8 mm (2.7 in)
1984	19.8 mm (0.8 in)
1985	18.8 mm (0.7 in)
1986	17.8 mm (0.7 in)
1987	23.9 mm (0.9 in)
1988	18.8 mm (0.7 in)
1989	22.9 mm (0.9 in)
1990	30.0 mm (1.2 in)
1991	59.9 mm (2.4 in)
1992	39.9 mm (1.6 in)
1993	19.8 mm (0.8 in)
1994	18.8 mm (0.7 in)
1995	26.9 mm (1.1 in)
1996	19.8 mm (0.8 in)
1997	18.8 mm (0.7 in)
1998	19.8 mm (0.8 in)
1999	19.8 mm (0.8 in)
2000	19.8 mm (0.8 in)
2001	19.8 mm (0.8 in)
2002	19.8 mm (0.8 in)
2003	19.8 mm (0.8 in)
2004	19.8 mm (0.8 in)
2005	19.8 mm (0.8 in)
2006	54.9 mm (2.2 in)
2007	25.9 mm (1.0 in)
2008	n/a
2009	21.8 mm (0.9 in)
2010	21.8 mm (0.9 in)
2011	n/a
2012	n/a

Wettest five days (Rx5day)

The wettest five days of the year at Alto de Norias, 1953 to 2012. The record is 85.5 mm (3.4 in) in 1991, marked on the chart; the median year is 35.3 mm (1.4 in).

Wettest five days (Rx5day) at Alto de Norias by year
Year	Wettest five days (Rx5day)
1953	24.6 mm (1.0 in)
1980	0.0 mm (0.00 in)
1981	72.4 mm (2.9 in)
1982	41.2 mm (1.6 in)
1983	84.6 mm (3.3 in)
1984	24.6 mm (1.0 in)
1985	22.9 mm (0.9 in)
1986	17.8 mm (0.7 in)
1987	45.4 mm (1.8 in)
1988	36.6 mm (1.4 in)
1989	43.8 mm (1.7 in)
1990	30.0 mm (1.2 in)
1991	85.5 mm (3.4 in)
1992	44.0 mm (1.7 in)
1993	32.2 mm (1.3 in)
1994	20.6 mm (0.8 in)
1995	38.8 mm (1.5 in)
1996	39.7 mm (1.6 in)
1997	21.6 mm (0.9 in)
1998	55.4 mm (2.2 in)
1999	19.8 mm (0.8 in)
2000	28.4 mm (1.1 in)
2001	33.5 mm (1.3 in)
2002	41.4 mm (1.6 in)
2003	44.4 mm (1.7 in)
2004	35.3 mm (1.4 in)
2005	30.5 mm (1.2 in)
2006	59.0 mm (2.3 in)
2007	43.4 mm (1.7 in)
2008	n/a
2009	21.8 mm (0.9 in)
2010	21.8 mm (0.9 in)
2011	n/a
2012	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Alto de Norias, 1953 to 2012. The record is 157 days in 1999, marked on the chart; the median year is 58 days.

Longest dry spell (CDD) at Alto de Norias by year
Year	Longest dry spell (CDD)
1953	20 days
1980	30 days
1981	42 days
1982	86 days
1983	75 days
1984	54 days
1985	40 days
1986	25 days
1987	72 days
1988	98 days
1989	51 days
1990	58 days
1991	97 days
1992	93 days
1993	55 days
1994	42 days
1995	143 days
1996	128 days
1997	46 days
1998	146 days
1999	157 days
2000	42 days
2001	65 days
2002	50 days
2003	80 days
2004	45 days
2005	70 days
2006	98 days
2007	120 days
2008	n/a
2009	21 days
2010	21 days
2011	n/a
2012	n/a

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 Alto de Norias standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Alto de Norias 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 2026-10-14 (14 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).