Weather Records on 30 March 2018

433 weather records were set or tied worldwide on 30 March 2018. Highest significance: Bloemfontein Airpor, ZA.

Key Facts for 30 March 2018

On 30 March 2018, 433 weather records were set or tied at long-record stations worldwide.
208 were record highs and 94 were record lows, counting maximum and minimum temperature.
By timescale, 0 were all-time records, 39 monthly and 394 daily.
Bloemfontein Airpor set a monthly record daily precipitation of 132.1 mm (5.2 in) on 30 March 2018.
Across 162 earlier years (1796 to 2026) the same calendar date averaged 474 records.

Record Map

433 stations

433 station records on 30 March 2018 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 30 March 2018: highest significance records shown on the map
Station	Country	Type	Value	Significance
Bloemfontein Airpor	South Africa	Record daily precipitation	132.1 mm (5.2 in)	81 of 100 (Exceptional)
Joplin	United States	Record snow depth	50.8 cm (20.0 in)	60 of 100 (Major)
Zakatala	Azerbaijan	Record daily precipitation	44.2 mm (1.7 in)	55 of 100 (Notable)
Bajramaly	Turkmenistan	Record high maximum temperature	37.2 C (99.0 F)	50 of 100 (Notable)
Watsonville Wtr Wks	United States	Record high maximum temperature	29.4 C (84.9 F)	44 of 100 (Notable)
Turtle Lake	United States	Record daily snowfall	5.1 cm (2.0 in)	44 of 100 (Notable)
Petaluma AP	United States	Record high maximum temperature	27.8 C (82.0 F)	42 of 100 (Notable)
Santa Cruz	United States	Record high maximum temperature	28.3 C (82.9 F)	42 of 100 (Notable)
Addison	United States	Record daily precipitation	25.7 mm (1.0 in)	42 of 100 (Notable)
Dhubri	India	Record daily precipitation	33.0 mm (1.3 in)	41 of 100 (Notable)
Nikolskoye/Beringa Ostrov	Russia	Record high minimum temperature	1.6 C (34.9 F)	40 of 100 (Notable)
Cattaraugus	United States	Record daily precipitation	25.1 mm (1.0 in)	40 of 100 (Notable)
Matuku	Fiji	Record daily precipitation	116.8 mm (4.6 in)	39 of 100 (Notable)
Chardzhev	Turkmenistan	Record high maximum temperature	35.9 C (96.6 F)	39 of 100 (Notable)
Nashville 2 NNE	United States	Record daily precipitation	26.7 mm (1.1 in)	39 of 100 (Notable)
Gibson Dam	United States	Record daily snowfall	20.8 cm (8.2 in)	39 of 100 (Notable)
Medicine Lake 3 SE	United States	Record low maximum temperature	-8.3 C (17.1 F)	39 of 100 (Notable)
Gyshgy	Turkmenistan	Record high maximum temperature	37.6 C (99.7 F)	38 of 100 (Notable)
Teresina (Aeroporto	Brazil	Record daily precipitation	94.0 mm (3.7 in)	37 of 100 (Notable)
Lugo/Rozas	Spain	Record daily precipitation	33.5 mm (1.3 in)	37 of 100 (Notable)
Jamestown 2 E	United States	Record daily precipitation	25.4 mm (1.0 in)	37 of 100 (Notable)
Elm Springs 3 ESE	United States	Record low maximum temperature	0.6 C (33.1 F)	37 of 100 (Notable)
Atakpane	Togo	Record daily precipitation	39.9 mm (1.6 in)	36 of 100 (Notable)
Brule Rs	United States	Record low maximum temperature	-2.8 C (27.0 F)	36 of 100 (Notable)
Turkestan	Kazakhstan	Record high maximum temperature	30.1 C (86.2 F)	35 of 100 (Notable)
Kerki	Turkmenistan	Record high maximum temperature	33.6 C (92.5 F)	35 of 100 (Notable)
Mullewa	Australia	Record high minimum temperature	23.6 C (74.5 F)	34 of 100 (Routine)
Ouesso	Congo (Brazzaville)	Record high minimum temperature	24.5 C (76.1 F)	34 of 100 (Routine)
Kokpekty	Kazakhstan	Record high minimum temperature	4.1 C (39.4 F)	34 of 100 (Routine)
Oak Ridge	United States	Record daily precipitation	110.5 mm (4.4 in)	34 of 100 (Routine)
Stevensville 2SW	United States	Record high maximum temperature	21.7 C (71.1 F)	34 of 100 (Routine)
Gull Lake Dam	United States	Record daily snowfall	8.4 cm (3.3 in)	34 of 100 (Routine)
Hutag	Mongolia	Record high minimum temperature	3.1 C (37.6 F)	33 of 100 (Routine)
Mashhad	Iran	Record high maximum temperature	32.9 C (91.2 F)	32 of 100 (Routine)
Sigonella	Italy	Record high maximum temperature	30.0 C (86.0 F)	32 of 100 (Routine)
Bulgan	Mongolia	Record high minimum temperature	1.3 C (34.3 F)	32 of 100 (Routine)
Berkeley	United States	Record high maximum temperature	27.8 C (82.0 F)	32 of 100 (Routine)
Kenmare 1 WSW	United States	Record low maximum temperature	-11.7 C (10.9 F)	32 of 100 (Routine)
St Marys 3 W	United States	Record daily precipitation	32.8 mm (1.3 in)	32 of 100 (Routine)
Little Port Walter	United States	Record low minimum temperature	-5.0 C (23.0 F)	32 of 100 (Routine)
Adak AP	United States	Record high minimum temperature	3.9 C (39.0 F)	32 of 100 (Routine)
Samarkand	Uzbekistan	Record high maximum temperature	32.2 C (90.0 F)	32 of 100 (Routine)
Mullewa	Australia	Record high maximum temperature	41.5 C (106.7 F)	31 of 100 (Routine)
Loei	Thailand	Record daily precipitation	39.1 mm (1.5 in)	30 of 100 (Routine)
Saco 1 NNW	United States	Record low minimum temperature	-25.6 C (-14.1 F)	30 of 100 (Routine)
Annapolis US Naval Academy Aso	United States	Record high maximum temperature	25.6 C (78.1 F)	30 of 100 (Routine)
Trubcevsk	Russia	Record low minimum temperature	-10.9 C (12.4 F)	29 of 100 (Routine)
Alpine	United States	Record high minimum temperature	3.9 C (39.0 F)	29 of 100 (Routine)
Opheim 12 SSE	United States	Record low maximum temperature	-12.8 C (9.0 F)	29 of 100 (Routine)
Casselton Agronomy Farm	United States	Record daily snowfall	11.9 cm (4.7 in)	29 of 100 (Routine)
Canberra Forestry	Australia	Record high maximum temperature	30.4 C (86.7 F)	28 of 100 (Routine)
Taralga Post Office	Australia	Record high maximum temperature	29.0 C (84.2 F)	28 of 100 (Routine)
Ust-Koksa	Russia	Record high minimum temperature	2.4 C (36.3 F)	28 of 100 (Routine)
Ljusnedal	Sweden	Record low minimum temperature	-28.4 C (-19.1 F)	28 of 100 (Routine)
Hartford City 4 ESE	United States	Record daily precipitation	28.4 mm (1.1 in)	28 of 100 (Routine)
Saco 1 NNW	United States	Record snow depth	10.2 cm (4.0 in)	28 of 100 (Routine)
Plymouth 5 E	United States	Record high minimum temperature	17.8 C (64.0 F)	28 of 100 (Routine)
Mc Clusky	United States	Record snow depth	35.6 cm (14.0 in)	28 of 100 (Routine)
San Francisco Intl AP	United States	Record high maximum temperature	26.1 C (79.0 F)	28 of 100 (Routine)
Fokstua	Norway	Record snow depth	102.0 cm (40.2 in)	27 of 100 (Routine)

Counts by Type and Timescale

433 records

Records set or tied on 30 March 2018 by type: Highest daily maximum 115, Lowest daily maximum 29, Highest daily minimum 93, Lowest daily minimum 65, Heaviest daily rainfall 94, Heaviest daily snowfall 21, Deepest snow cover 16.

Records on 30 March 2018 by type
Record type	Records
Highest daily maximum	115
Lowest daily maximum	29
Highest daily minimum	93
Lowest daily minimum	65
Heaviest daily rainfall	94
Heaviest daily snowfall	21
Deepest snow cover	16

Records on 30 March 2018 by timescale: all-time 0, monthly 39, daily 394.

How Much Records Were Beaten By

381 broken records

Margins by which the 381 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 356.0. Ties are not counted.

Top 20 by Significance

30 March 2018

Top 20 records on 30 March 2018 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
30 March 2018	Bloemfontein Airpor, ZA	monthly rain	132.1 mm (5.2 in)	52.3 mm (2.1 in)	72 years	81 of 100 (Exceptional)
30 March 2018	Joplin, US	daily snow depth	50.8 cm (20.0 in)	35.6 cm (14.0 in)	40 years	60 of 100 (Major)
30 March 2018	Zakatala, AZ	daily rain	44.2 mm (1.7 in)	23.4 mm (0.9 in)	63 years	55 of 100 (Notable)
30 March 2018	Bajramaly, TM	monthly high max	37.2 C (99.0 F)	0.2 C (0.4 F)	127 years	50 of 100 (Notable)
30 March 2018	Watsonville Wtr Wks, US	daily high max	29.4 C (84.9 F)	1.6 C (2.9 F)	108 years	44 of 100 (Notable)
30 March 2018	Turtle Lake, US	daily snowfall	5.1 cm (2.0 in)	2.6 cm (1.0 in)	101 years	44 of 100 (Notable)
30 March 2018	Petaluma AP, US	daily high max	27.8 C (82.0 F)	1.1 C (2.0 F)	100 years	42 of 100 (Notable)
30 March 2018	Santa Cruz, US	daily high max	28.3 C (82.9 F)	1.1 C (2.0 F)	117 years	42 of 100 (Notable)
30 March 2018	Addison, US	daily rain	25.7 mm (1.0 in)	5.6 mm (0.22 in)	83 years	42 of 100 (Notable)
30 March 2018	Dhubri, IN	daily rain	33.0 mm (1.3 in)	1.2 mm (0.05 in)	108 years	41 of 100 (Notable)
30 March 2018	Nikolskoye/Beringa Ostrov, RU	daily high min	1.6 C (34.9 F)	1.1 C (2.0 F)	91 years	40 of 100 (Notable)
30 March 2018	Cattaraugus, US	daily rain	25.1 mm (1.0 in)	14.9 mm (0.6 in)	33 years	40 of 100 (Notable)
30 March 2018	Matuku, FJ	daily rain	116.8 mm (4.6 in)	53.0 mm (2.1 in)	29 years	39 of 100 (Notable)
30 March 2018	Chardzhev, TM	monthly high max	35.9 C (96.6 F)	2.3 C (4.1 F)	56 years	39 of 100 (Notable)
30 March 2018	Nashville 2 NNE, US	daily rain	26.7 mm (1.1 in)	11.5 mm (0.5 in)	72 years	39 of 100 (Notable)
30 March 2018	Gibson Dam, US	daily snowfall	20.8 cm (8.2 in)	6.8 cm (2.7 in)	69 years	39 of 100 (Notable)
30 March 2018	Medicine Lake 3 SE, US	daily low max	-8.3 C (17.1 F)	1.1 C (2.0 F)	93 years	39 of 100 (Notable)
30 March 2018	Gyshgy, TM	monthly high max	37.6 C (99.7 F)	3.1 C (5.6 F)	47 years	38 of 100 (Notable)
30 March 2018	Teresina (Aeroporto, BR	daily rain	94.0 mm (3.7 in)	25.0 mm (1.0 in)	57 years	37 of 100 (Notable)
30 March 2018	Lugo/Rozas, ES	daily rain	33.5 mm (1.3 in)	12.4 mm (0.5 in)	39 years	37 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1796 to 2018

Records set or tied on this calendar date in each year from 1796 to 2018. 2018 had 433 records.

Counts for years before the ledger starts come from the same station rules.

Records on 03-30 in each year
Year	Records
1796	1
1805	1
1808	1
1815	1
1822	1
1830	2
1834	1
1840	1
1842	1
1847	1
1848	1
1854	1
1856	2
1859	1
1860	1
1862	1
1863	2
1865	4
1869	1
1872	6
1874	1
1881	4
1882	3
1883	2
1884	2
1885	1
1886	1
1887	5
1888	2
1890	4
1892	4
1894	2
1896	3
1897	1
1898	5
1899	2
1900	5
1901	6
1902	9
1903	8
1904	14
1905	35
1906	9
1907	28
1908	12
1909	18
1910	68
1911	45
1912	25
1913	31
1914	20
1915	78
1916	19
1917	248
1918	29
1919	42
1920	20
1921	32
1922	89
1923	229
1924	215
1925	90
1926	273
1927	80
1928	209
1929	99
1930	215
1931	254
1932	198
1933	382
1934	236
1935	187
1936	881
1937	262
1938	690
1939	305
1940	466
1941	438
1942	257
1943	928
1944	823
1945	676
1946	536
1947	1,000
1948	363
1949	795
1950	616
1951	569
1952	265
1953	432
1954	743
1955	437
1956	500
1957	330
1958	288
1959	398
1960	431
1961	404
1962	578
1963	1,010
1964	1,420
1965	376
1966	759
1967	1,261
1968	736
1969	1,372
1970	1,038
1971	490
1972	384
1973	1,089
1974	895
1975	1,255
1976	619
1977	1,627
1978	1,017
1979	753
1980	762
1981	898
1982	764
1983	624
1984	756
1985	1,331
1986	1,533
1987	1,850
1988	635
1989	1,063
1990	897
1991	821
1992	611
1993	712
1994	767
1995	920
1996	781
1997	911
1998	2,464
1999	708
2000	631
2001	840
2002	878
2003	1,472
2004	1,298
2005	683
2006	689
2007	1,265
2008	1,100
2009	750
2010	933
2011	670
2012	743
2013	691
2014	776
2015	1,194
2016	596
2017	1,267
2018	433
2019	662
2020	464
2021	1,011
2022	576
2023	1,107
2024	431
2025	956
2026	1,209

Download the Data

Data for records on 2018-03-30: CSV or JSON. Field meanings are on the data page.

Sources: 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)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-12 (12 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-12. Last revised 12 October 2026 (2026-10-12).

Margin	Records
0 to 50	367
50 to 100	7
100 to 150	5
150 to 200	0
200 to 250	0
250 to 300	0
300 to 350	1
350 to 400	1