Nema Weather Records (MR000061497)

Record envelope, standing records and threshold days for Nema (MR000061497), Mauritania, with 53 years of record.

Key Facts for Nema

Nema (MR000061497) is a weather station in Mauritania at 16.60 latitude and -7.27 longitude, 269 m (883 ft) above sea level.
The station reports from 1965 to 2017, 53 years of record.
1,464 records set at Nema still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mauritania, 16.60 latitude, -7.27 longitude.
Elevation: 269 m (883 ft).
Period of record: 1965 to 2017, 53 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 Nema. 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 Nema, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	40.5 C (104.9 F)	8.0 C (46.4 F)	n/a	n/a
Feb	44.0 C (111.2 F)	10.5 C (50.9 F)	n/a	n/a
Mar	43.8 C (110.8 F)	12.5 C (54.5 F)	n/a	n/a
Apr	45.9 C (114.6 F)	17.6 C (63.7 F)	n/a	n/a
May	47.0 C (116.6 F)	21.0 C (69.8 F)	n/a	n/a
Jun	47.7 C (117.9 F)	20.0 C (68.0 F)	n/a	n/a
Jul	46.0 C (114.8 F)	18.8 C (65.8 F)	n/a	n/a
Aug	45.0 C (113.0 F)	16.0 C (60.8 F)	n/a	n/a
Sep	47.5 C (117.5 F)	17.1 C (62.8 F)	n/a	n/a
Oct	44.0 C (111.2 F)	18.0 C (64.4 F)	n/a	n/a
Nov	40.8 C (105.4 F)	12.0 C (53.6 F)	n/a	n/a
Dec	39.4 C (102.9 F)	9.0 C (48.2 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Nema still stand. 2010 holds the most, with 78.

Standing records at Nema by the year they were set
Year set	Standing records
1967	1
1973	25
1974	63
1975	47
1976	48
1977	35
1978	29
1979	37
1980	40
1981	20
1982	40
1983	42
1984	31
1985	36
1986	40
1987	68
1988	36
1989	50
1990	41
1991	28
1992	30
1993	47
1994	47
1995	44
1996	54
1997	8
1998	37
1999	18
2000	9
2001	16
2002	6
2003	10
2004	32
2005	28
2006	28
2007	30
2008	16
2009	47
2010	78
2011	58
2012	45
2015	7
2016	12

Wettest Day of Each Month

Jul: 160.0 mm (6.3 in)

The wettest day on record for each calendar month at Nema. The most was 160.0 mm (6.3 in) on 8 July 2009.

Record daily precipitation for each month at Nema
Month	Record daily precipitation (mm)	Date
Jan	81.3 mm (3.2 in)	8 January 2010
Feb	15.0 mm (0.6 in)	16 February 2006
Mar	2.0 mm (0.08 in)	27 March 2009
Apr	70.4 mm (2.8 in)	6 April 2004
May	52.1 mm (2.1 in)	8 May 1994
Jun	117.1 mm (4.6 in)	1 June 1982
Jul	160.0 mm (6.3 in)	8 July 2009
Aug	38.1 mm (1.5 in)	14 August 1974
Sep	80.0 mm (3.1 in)	24 September 2010
Oct	30.0 mm (1.2 in)	9 October 1994
Nov	50.0 mm (2.0 in)	29 November 1993
Dec	7.9 mm (0.31 in)	3 December 1973

Period of Record Coverage

1965 to 2017

46 years of record at Nema, 1965 to 2017. 46 years have data for under 90 percent of days and are left out of rankings: 1965, 1966, 1967, 1973, 1974, 1975, 1976, 1977 and others.

Days with data per year at Nema
Year	Days with data	Share of year	Complete
1965	4	1%	No
1966	9	2%	No
1967	12	3%	No
1973	124	34%	No
1974	168	46%	No
1975	149	41%	No
1976	170	46%	No
1977	194	53%	No
1978	160	44%	No
1979	177	48%	No
1980	236	64%	No
1981	184	50%	No
1982	205	56%	No
1983	175	48%	No
1984	176	48%	No
1985	255	70%	No
1986	260	71%	No
1987	241	66%	No
1988	198	54%	No
1989	199	55%	No
1990	223	61%	No
1991	148	41%	No
1992	192	52%	No
1993	271	74%	No
1994	279	76%	No
1995	249	68%	No
1996	230	63%	No
1997	73	20%	No
1998	96	26%	No
1999	108	30%	No
2000	73	20%	No
2001	60	16%	No
2002	40	11%	No
2003	56	15%	No
2004	177	48%	No
2005	179	49%	No
2006	183	50%	No
2007	167	46%	No
2008	160	44%	No
2009	269	74%	No
2010	235	64%	No
2011	269	74%	No
2012	210	57%	No
2015	149	41%	No
2016	86	23%	No
2017	15	4%	No

Latest Records

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

Extremes by Year

1965 to 2017

Yearly extremes at Nema: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	47.7 C (117.9 F)	2012	45.5 C (113.9 F)	46
Coldest night (TNn)	8.0 C (46.4 F)	2009	13.0 C (55.4 F)	43
Wettest day (Rx1day)	160.0 mm (6.3 in)	2009	27.9 mm (1.1 in)	41
Wettest five days (Rx5day)	90.7 mm (3.6 in)	1994	11.5 mm (0.5 in)	10
Longest dry spell (CDD)	23 days	1979	1 day	41

Hottest day (TXx)

The hottest day of the year at Nema, 1965 to 2017. The record is 47.7 C (117.9 F) in 2012, marked on the chart; the median year is 45.5 C (113.9 F).

Hottest day (TXx) at Nema by year
Year	Hottest day (TXx)
1965	43.9 C (111.0 F)
1966	45.0 C (113.0 F)
1967	43.9 C (111.0 F)
1973	45.0 C (113.0 F)
1974	46.0 C (114.8 F)
1975	47.0 C (116.6 F)
1976	46.0 C (114.8 F)
1977	46.0 C (114.8 F)
1978	46.0 C (114.8 F)
1979	46.0 C (114.8 F)
1980	45.0 C (113.0 F)
1981	45.0 C (113.0 F)
1982	45.3 C (113.5 F)
1983	46.3 C (115.3 F)
1984	46.0 C (114.8 F)
1985	45.5 C (113.9 F)
1986	46.0 C (114.8 F)
1987	46.5 C (115.7 F)
1988	44.9 C (112.8 F)
1989	45.7 C (114.3 F)
1990	45.6 C (114.1 F)
1991	42.9 C (109.2 F)
1992	44.7 C (112.5 F)
1993	47.5 C (117.5 F)
1994	44.9 C (112.8 F)
1995	46.4 C (115.5 F)
1996	46.3 C (115.3 F)
1997	43.5 C (110.3 F)
1998	44.5 C (112.1 F)
1999	45.2 C (113.4 F)
2000	45.3 C (113.5 F)
2001	43.5 C (110.3 F)
2002	45.2 C (113.4 F)
2003	45.5 C (113.9 F)
2004	45.5 C (113.9 F)
2005	44.5 C (112.1 F)
2006	45.8 C (114.4 F)
2007	44.6 C (112.3 F)
2008	44.2 C (111.6 F)
2009	46.4 C (115.5 F)
2010	46.1 C (115.0 F)
2011	46.7 C (116.1 F)
2012	47.7 C (117.9 F)
2015	45.3 C (113.5 F)
2016	45.8 C (114.4 F)
2017	44.0 C (111.2 F)

Coldest night (TNn)

The coldest night of the year at Nema, 1965 to 2017. The record is 8.0 C (46.4 F) in 2009, marked on the chart; the median year is 13.0 C (55.4 F).

Coldest night (TNn) at Nema by year
Year	Coldest night (TNn)
1965	n/a
1966	n/a
1967	17.2 C (63.0 F)
1973	13.0 C (55.4 F)
1974	9.0 C (48.2 F)
1975	12.0 C (53.6 F)
1976	11.0 C (51.8 F)
1977	13.0 C (55.4 F)
1978	15.0 C (59.0 F)
1979	13.0 C (55.4 F)
1980	17.0 C (62.6 F)
1981	15.0 C (59.0 F)
1982	12.6 C (54.7 F)
1983	13.4 C (56.1 F)
1984	9.8 C (49.6 F)
1985	11.0 C (51.8 F)
1986	9.7 C (49.5 F)
1987	15.5 C (59.9 F)
1988	13.2 C (55.8 F)
1989	12.7 C (54.9 F)
1990	13.1 C (55.6 F)
1991	16.0 C (60.8 F)
1992	15.2 C (59.4 F)
1993	10.4 C (50.7 F)
1994	12.2 C (54.0 F)
1995	12.1 C (53.8 F)
1996	15.5 C (59.9 F)
1997	16.1 C (61.0 F)
1998	16.0 C (60.8 F)
1999	10.5 C (50.9 F)
2000	13.0 C (55.4 F)
2001	14.4 C (57.9 F)
2002	15.0 C (59.0 F)
2003	14.0 C (57.2 F)
2004	11.4 C (52.5 F)
2005	12.5 C (54.5 F)
2006	14.2 C (57.6 F)
2007	14.0 C (57.2 F)
2008	12.4 C (54.3 F)
2009	8.0 C (46.4 F)
2010	18.2 C (64.8 F)
2011	11.7 C (53.1 F)
2012	9.2 C (48.6 F)
2015	21.4 C (70.5 F)
2016	25.5 C (77.9 F)
2017	n/a

Wettest day (Rx1day)

The wettest day of the year at Nema, 1965 to 2017. The record is 160.0 mm (6.3 in) in 2009, marked on the chart; the median year is 27.9 mm (1.1 in).

Wettest day (Rx1day) at Nema by year
Year	Wettest day (Rx1day)
1965	n/a
1966	n/a
1967	n/a
1973	16.0 mm (0.6 in)
1974	38.1 mm (1.5 in)
1975	0.0 mm (0.00 in)
1976	22.1 mm (0.9 in)
1977	13.0 mm (0.5 in)
1978	38.1 mm (1.5 in)
1979	13.0 mm (0.5 in)
1980	18.0 mm (0.7 in)
1981	31.0 mm (1.2 in)
1982	117.1 mm (4.6 in)
1983	5.1 mm (0.20 in)
1984	22.1 mm (0.9 in)
1985	26.9 mm (1.1 in)
1986	35.1 mm (1.4 in)
1987	39.9 mm (1.6 in)
1988	40.9 mm (1.6 in)
1989	41.9 mm (1.6 in)
1990	17.0 mm (0.7 in)
1991	23.1 mm (0.9 in)
1992	8.9 mm (0.35 in)
1993	50.0 mm (2.0 in)
1994	52.1 mm (2.1 in)
1995	35.1 mm (1.4 in)
1996	31.0 mm (1.2 in)
1997	3.0 mm (0.12 in)
1998	68.1 mm (2.7 in)
1999	0.0 mm (0.00 in)
2000	35.1 mm (1.4 in)
2001	7.9 mm (0.31 in)
2002	n/a
2003	49.0 mm (1.9 in)
2004	70.4 mm (2.8 in)
2005	50.0 mm (2.0 in)
2006	26.9 mm (1.1 in)
2007	22.1 mm (0.9 in)
2008	41.9 mm (1.6 in)
2009	160.0 mm (6.3 in)
2010	81.3 mm (3.2 in)
2011	25.9 mm (1.0 in)
2012	27.9 mm (1.1 in)
2015	0.0 mm (0.00 in)
2016	13.0 mm (0.5 in)
2017	n/a

Wettest five days (Rx5day)

The wettest five days of the year at Nema, 1965 to 2017. The record is 90.7 mm (3.6 in) in 1994, marked on the chart; the median year is 11.5 mm (0.5 in).

Wettest five days (Rx5day) at Nema by year
Year	Wettest five days (Rx5day)
1965	n/a
1966	n/a
1967	n/a
1973	8.9 mm (0.35 in)
1974	54.1 mm (2.1 in)
1975	0.0 mm (0.00 in)
1976	0.0 mm (0.00 in)
1977	19.8 mm (0.8 in)
1978	4.1 mm (0.16 in)
1979	14.1 mm (0.6 in)
1980	29.0 mm (1.1 in)
1981	0.0 mm (0.00 in)
1982	n/a
1983	n/a
1984	n/a
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	90.7 mm (3.6 in)
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
2015	n/a
2016	n/a
2017	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Nema, 1965 to 2017. The record is 23 days in 1979, marked on the chart; the median year is 1 day.

Longest dry spell (CDD) at Nema by year
Year	Longest dry spell (CDD)
1965	n/a
1966	n/a
1967	n/a
1973	4 days
1974	14 days
1975	4 days
1976	6 days
1977	12 days
1978	8 days
1979	23 days
1980	16 days
1981	22 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	2 days
1991	3 days
1992	2 days
1993	1 day
1994	1 day
1995	1 day
1996	1 day
1997	1 day
1998	1 day
1999	1 day
2000	2 days
2001	2 days
2002	n/a
2003	1 day
2004	1 day
2005	1 day
2006	1 day
2007	1 day
2008	2 days
2009	2 days
2010	1 day
2011	2 days
2012	1 day
2015	1 day
2016	1 day
2017	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 Nema standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Nema 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).