Bir Moghrein Weather Records (MR000061401)

Record envelope, standing records and threshold days for Bir Moghrein (MR000061401), Mauritania, with 58 years of record.

Key Facts for Bir Moghrein

Bir Moghrein (MR000061401) is a weather station in Mauritania at 25.23 latitude and -11.62 longitude, 360 m (1,181 ft) above sea level.
The station reports from 1957 to 2014, 58 years of record.
1,464 records set at Bir Moghrein still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mauritania, 25.23 latitude, -11.62 longitude.
Elevation: 360 m (1,181 ft).
Period of record: 1957 to 2014, 58 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 Bir Moghrein. 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 Bir Moghrein, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	32.0 C (89.6 F)	0.0 C (32.0 F)	n/a	n/a
Feb	38.0 C (100.4 F)	5.8 C (42.4 F)	n/a	n/a
Mar	40.0 C (104.0 F)	1.6 C (34.9 F)	n/a	n/a
Apr	42.0 C (107.6 F)	7.0 C (44.6 F)	n/a	n/a
May	45.5 C (113.9 F)	10.0 C (50.0 F)	n/a	n/a
Jun	46.4 C (115.5 F)	11.0 C (51.8 F)	n/a	n/a
Jul	48.0 C (118.4 F)	10.0 C (50.0 F)	n/a	n/a
Aug	47.9 C (118.2 F)	15.0 C (59.0 F)	n/a	n/a
Sep	46.1 C (115.0 F)	14.3 C (57.7 F)	n/a	n/a
Oct	41.9 C (107.4 F)	10.0 C (50.0 F)	n/a	n/a
Nov	38.5 C (101.3 F)	8.9 C (48.0 F)	n/a	n/a
Dec	36.7 C (98.1 F)	4.0 C (39.2 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Bir Moghrein still stand. 1983 holds the most, with 71.

Standing records at Bir Moghrein by the year they were set
Year set	Standing records
1957	42
1958	32
1962	1
1965	6
1966	31
1967	8
1973	32
1974	27
1975	39
1976	40
1977	27
1978	42
1979	23
1980	47
1981	54
1982	27
1983	71
1984	58
1985	44
1986	53
1987	41
1988	42
1989	46
1990	31
1991	30
1992	51
1993	59
1994	29
1995	40
1996	33
1997	3
1998	30
1999	13
2000	15
2001	19
2002	16
2003	30
2004	38
2005	27
2006	30
2007	32
2008	27
2009	46
2010	14
2011	2
2012	7
2013	7
2014	2

Wettest Day of Each Month

Feb: 199.9 mm (7.9 in)

The wettest day on record for each calendar month at Bir Moghrein. The most was 199.9 mm (7.9 in) on 11 February 1978.

Record daily precipitation for each month at Bir Moghrein
Month	Record daily precipitation (mm)	Date
Jan	5.1 mm (0.20 in)	21 January 1993
Feb	199.9 mm (7.9 in)	11 February 1978
Mar	140.0 mm (5.5 in)	3 March 1994
Apr	140.0 mm (5.5 in)	15 April 1997
May	3.0 mm (0.12 in)	10 May 1993
Jun	140.0 mm (5.5 in)	18 June 1994
Jul	199.9 mm (7.9 in)	22 July 1979
Aug	166.1 mm (6.5 in)	12 August 2003
Sep	140.0 mm (5.5 in)	1 September 1989
Oct	102.1 mm (4.0 in)	17 October 1992
Nov	140.0 mm (5.5 in)	29 November 1993
Dec	89.9 mm (3.5 in)	13 December 2007

Period of Record Coverage

1957 to 2014

47 years of record at Bir Moghrein, 1957 to 2014. 47 years have data for under 90 percent of days and are left out of rankings: 1957, 1958, 1965, 1966, 1967, 1973, 1974, 1975 and others.

Days with data per year at Bir Moghrein
Year	Days with data	Share of year	Complete
1957	184	50%	No
1958	151	41%	No
1965	59	16%	No
1966	146	40%	No
1967	69	19%	No
1973	112	31%	No
1974	100	27%	No
1975	142	39%	No
1976	118	32%	No
1977	81	22%	No
1978	111	30%	No
1979	93	25%	No
1980	233	64%	No
1981	255	70%	No
1982	182	50%	No
1983	232	64%	No
1984	310	85%	No
1985	275	75%	No
1986	241	66%	No
1987	258	71%	No
1988	297	81%	No
1989	255	70%	No
1990	174	48%	No
1991	203	56%	No
1992	261	71%	No
1993	256	70%	No
1994	216	59%	No
1995	118	32%	No
1996	198	54%	No
1997	40	11%	No
1998	133	36%	No
1999	53	15%	No
2000	46	13%	No
2001	55	15%	No
2002	121	33%	No
2003	143	39%	No
2004	213	58%	No
2005	130	36%	No
2006	163	45%	No
2007	167	46%	No
2008	105	29%	No
2009	202	55%	No
2010	97	27%	No
2011	10	3%	No
2012	32	9%	No
2013	73	20%	No
2014	3	1%	No

Latest Records

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

Extremes by Year

1957 to 2014

Yearly extremes at Bir Moghrein: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	48.0 C (118.4 F)	1980	46.4 C (115.5 F)	47
Coldest night (TNn)	0.0 C (32.0 F)	1983	6.3 C (43.3 F)	49
Wettest day (Rx1day)	199.9 mm (7.9 in)	1978	7.5 mm (0.30 in)	38
Wettest five days (Rx5day)	38.8 mm (1.5 in)	1984	0.3 mm (0.01 in)	8
Longest dry spell (CDD)	14 days	1980	1 day	36

Hottest day (TXx)

The hottest day of the year at Bir Moghrein, 1957 to 2014. The record is 48.0 C (118.4 F) in 1980, marked on the chart; the median year is 46.4 C (115.5 F).

Hottest day (TXx) at Bir Moghrein by year
Year	Hottest day (TXx)
1957	47.2 C (117.0 F)
1958	41.1 C (106.0 F)
1961	n/a
1962	n/a
1965	43.9 C (111.0 F)
1966	47.2 C (117.0 F)
1967	45.0 C (113.0 F)
1973	46.0 C (114.8 F)
1974	45.0 C (113.0 F)
1975	47.0 C (116.6 F)
1976	43.0 C (109.4 F)
1977	43.0 C (109.4 F)
1978	47.0 C (116.6 F)
1979	46.0 C (114.8 F)
1980	48.0 C (118.4 F)
1981	46.0 C (114.8 F)
1982	46.5 C (115.7 F)
1983	47.3 C (117.1 F)
1984	46.5 C (115.7 F)
1985	46.1 C (115.0 F)
1986	46.5 C (115.7 F)
1987	47.9 C (118.2 F)
1988	46.7 C (116.1 F)
1989	45.4 C (113.7 F)
1990	47.1 C (116.8 F)
1991	46.0 C (114.8 F)
1992	46.0 C (114.8 F)
1993	46.4 C (115.5 F)
1994	47.0 C (116.6 F)
1995	46.5 C (115.7 F)
1996	46.0 C (114.8 F)
1997	45.0 C (113.0 F)
1998	47.9 C (118.2 F)
1999	46.7 C (116.1 F)
2000	44.0 C (111.2 F)
2001	47.1 C (116.8 F)
2002	46.4 C (115.5 F)
2003	47.3 C (117.1 F)
2004	46.4 C (115.5 F)
2005	47.3 C (117.1 F)
2006	46.4 C (115.5 F)
2007	46.7 C (116.1 F)
2008	46.4 C (115.5 F)
2009	47.1 C (116.8 F)
2010	46.0 C (114.8 F)
2011	46.4 C (115.5 F)
2012	47.0 C (116.6 F)
2013	46.2 C (115.2 F)
2014	44.7 C (112.5 F)

Coldest night (TNn)

The coldest night of the year at Bir Moghrein, 1957 to 2014. The record is 0.0 C (32.0 F) in 1983, marked on the chart; the median year is 6.3 C (43.3 F).

Coldest night (TNn) at Bir Moghrein by year
Year	Coldest night (TNn)
1957	6.1 C (43.0 F)
1958	7.2 C (45.0 F)
1961	11.1 C (52.0 F)
1962	10.0 C (50.0 F)
1965	8.9 C (48.0 F)
1966	7.8 C (46.0 F)
1967	7.2 C (45.0 F)
1973	7.0 C (44.6 F)
1974	6.0 C (42.8 F)
1975	6.0 C (42.8 F)
1976	5.0 C (41.0 F)
1977	6.0 C (42.8 F)
1978	6.0 C (42.8 F)
1979	6.0 C (42.8 F)
1980	6.0 C (42.8 F)
1981	4.0 C (39.2 F)
1982	4.0 C (39.2 F)
1983	0.0 C (32.0 F)
1984	1.6 C (34.9 F)
1985	6.3 C (43.3 F)
1986	5.1 C (41.2 F)
1987	5.0 C (41.0 F)
1988	6.8 C (44.2 F)
1989	3.0 C (37.4 F)
1990	6.7 C (44.1 F)
1991	6.2 C (43.2 F)
1992	7.2 C (45.0 F)
1993	4.8 C (40.6 F)
1994	6.2 C (43.2 F)
1995	4.8 C (40.6 F)
1996	10.3 C (50.5 F)
1997	11.5 C (52.7 F)
1998	10.7 C (51.3 F)
1999	11.8 C (53.2 F)
2000	5.9 C (42.6 F)
2001	2.6 C (36.7 F)
2002	8.5 C (47.3 F)
2003	9.1 C (48.4 F)
2004	6.0 C (42.8 F)
2005	3.1 C (37.6 F)
2006	7.9 C (46.2 F)
2007	7.6 C (45.7 F)
2008	7.9 C (46.2 F)
2009	5.4 C (41.7 F)
2010	7.5 C (45.5 F)
2011	6.3 C (43.3 F)
2012	7.7 C (45.9 F)
2013	8.8 C (47.8 F)
2014	15.5 C (59.9 F)

Wettest day (Rx1day)

The wettest day of the year at Bir Moghrein, 1957 to 2014. The record is 199.9 mm (7.9 in) in 1978, marked on the chart; the median year is 7.5 mm (0.30 in).

Wettest day (Rx1day) at Bir Moghrein by year
Year	Wettest day (Rx1day)
1957	n/a
1958	n/a
1961	n/a
1962	n/a
1965	n/a
1966	n/a
1967	n/a
1973	2.0 mm (0.08 in)
1974	2.0 mm (0.08 in)
1975	2.0 mm (0.08 in)
1976	0.0 mm (0.00 in)
1977	7.9 mm (0.31 in)
1978	199.9 mm (7.9 in)
1979	199.9 mm (7.9 in)
1980	2.0 mm (0.08 in)
1981	3.0 mm (0.12 in)
1982	0.0 mm (0.00 in)
1983	1.0 mm (0.04 in)
1984	25.9 mm (1.0 in)
1985	7.1 mm (0.28 in)
1986	5.1 mm (0.20 in)
1987	13.0 mm (0.5 in)
1988	20.1 mm (0.8 in)
1989	140.0 mm (5.5 in)
1990	49.0 mm (1.9 in)
1991	51.1 mm (2.0 in)
1992	102.1 mm (4.0 in)
1993	140.0 mm (5.5 in)
1994	140.0 mm (5.5 in)
1995	2.0 mm (0.08 in)
1996	3.0 mm (0.12 in)
1997	140.0 mm (5.5 in)
1998	0.5 mm (0.02 in)
1999	0.8 mm (0.03 in)
2000	n/a
2001	0.8 mm (0.03 in)
2002	102.1 mm (4.0 in)
2003	166.1 mm (6.5 in)
2004	3.0 mm (0.12 in)
2005	80.5 mm (3.2 in)
2006	1.0 mm (0.04 in)
2007	89.9 mm (3.5 in)
2008	5.1 mm (0.20 in)
2009	13.0 mm (0.5 in)
2010	10.9 mm (0.4 in)
2011	n/a
2012	n/a
2013	1.0 mm (0.04 in)
2014	n/a

Wettest five days (Rx5day)

The wettest five days of the year at Bir Moghrein, 1957 to 2014. The record is 38.8 mm (1.5 in) in 1984, marked on the chart; the median year is 0.3 mm (0.01 in).

Wettest five days (Rx5day) at Bir Moghrein by year
Year	Wettest five days (Rx5day)
1957	n/a
1958	n/a
1961	n/a
1962	n/a
1965	n/a
1966	n/a
1967	n/a
1973	2.0 mm (0.08 in)
1974	2.0 mm (0.08 in)
1975	n/a
1976	n/a
1977	0.0 mm (0.00 in)
1978	0.0 mm (0.00 in)
1979	0.0 mm (0.00 in)
1980	0.5 mm (0.02 in)
1981	0.0 mm (0.00 in)
1982	n/a
1983	n/a
1984	38.8 mm (1.5 in)
1985	n/a
1986	n/a
1987	n/a
1988	n/a
1989	n/a
1990	n/a
1991	n/a
1992	n/a
1993	n/a
1994	n/a
1995	n/a
1996	n/a
1997	n/a
1998	n/a
1999	n/a
2000	n/a
2001	n/a
2002	n/a
2003	n/a
2004	n/a
2005	n/a
2006	n/a
2007	n/a
2008	n/a
2009	n/a
2010	n/a
2011	n/a
2012	n/a
2013	n/a
2014	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Bir Moghrein, 1957 to 2014. The record is 14 days in 1980, marked on the chart; the median year is 1 day.

Longest dry spell (CDD) at Bir Moghrein by year
Year	Longest dry spell (CDD)
1957	n/a
1958	n/a
1961	n/a
1962	n/a
1965	n/a
1966	n/a
1967	n/a
1973	5 days
1974	11 days
1975	1 day
1976	2 days
1977	5 days
1978	8 days
1979	11 days
1980	14 days
1981	13 days
1982	1 day
1983	1 day
1984	1 day
1985	1 day
1986	1 day
1987	1 day
1988	2 days
1989	1 day
1990	1 day
1991	1 day
1992	2 days
1993	1 day
1994	1 day
1995	n/a
1996	2 days
1997	1 day
1998	2 days
1999	2 days
2000	n/a
2001	2 days
2002	1 day
2003	2 days
2004	2 days
2005	1 day
2006	2 days
2007	1 day
2008	1 day
2009	1 day
2010	1 day
2011	n/a
2012	n/a
2013	n/a
2014	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 Bir Moghrein standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Bir Moghrein 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).