Built 2026-10-19 (19 October 2026)

Weather Records on 30 April 1988

808 weather records were set or tied worldwide on 30 April 1988. Highest significance: Braidwood (Wallace Street), AU.

Key Facts for 30 April 1988

  • On 30 April 1988, 808 weather records were set or tied at long-record stations worldwide.
  • 204 were record highs and 282 were record lows, counting maximum and minimum temperature.
  • By timescale, 3 were all-time records, 69 monthly and 736 daily.
  • Braidwood (Wallace Street) set a monthly record daily precipitation of 118.0 mm (4.6 in) on 30 April 1988.
  • Across 165 earlier years (1795 to 2026) the same calendar date averaged 445 records.

Record Map

808 stations
Weather records on 30 April 1988 808 station records on 30 April 1988 are marked on the map, coloured by record type.
808 station records on 30 April 1988 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.
Weather records on 30 April 1988: highest significance records shown on the map
StationCountryTypeValueSignificance
Braidwood (Wallace Street)AustraliaRecord daily precipitation118.0 mm (4.6 in)88 of 100 (Exceptional)
Gosford (Gertrude Place)AustraliaRecord daily precipitation123.0 mm (4.8 in)73 of 100 (Major)
Sans Souci (Public School)AustraliaRecord daily precipitation191.4 mm (7.5 in)71 of 100 (Major)
Manly Vale (Manly Dam)AustraliaRecord daily precipitation100.0 mm (3.9 in)70 of 100 (Major)
Bundanoon Bowling ClubAustraliaRecord daily precipitation117.0 mm (4.6 in)70 of 100 (Major)
Bexley Bowling ClubAustraliaRecord daily precipitation223.0 mm (8.8 in)67 of 100 (Major)
Breadalbane (Old Post Office)AustraliaRecord daily precipitation47.8 mm (1.9 in)67 of 100 (Major)
Sydney (Observatory Hill)AustraliaRecord daily precipitation142.8 mm (5.6 in)66 of 100 (Major)
Sydney Airport AMOAustraliaRecord daily precipitation174.0 mm (6.9 in)62 of 100 (Major)
Kurnell (Caltex Oil Refinery)AustraliaRecord daily precipitation200.0 mm (7.9 in)60 of 100 (Major)
Albion Park Post OfficeAustraliaRecord daily precipitation100.0 mm (3.9 in)60 of 100 (Major)
Epping Chester StreetAustraliaRecord daily precipitation118.0 mm (4.6 in)59 of 100 (Notable)
Cataract DamAustraliaRecord daily precipitation223.8 mm (8.8 in)59 of 100 (Notable)
Robertson (Caalong Street)AustraliaRecord daily precipitation270.0 mm (10.6 in)58 of 100 (Notable)
Marulan (George St)AustraliaRecord daily precipitation80.0 mm (3.1 in)58 of 100 (Notable)
Camden (Brownlow Hill)AustraliaRecord daily precipitation78.4 mm (3.1 in)57 of 100 (Notable)
AlvinUnited StatesRecord daily precipitation115.3 mm (4.5 in)57 of 100 (Notable)
Menangle JmaiAustraliaRecord daily precipitation102.0 mm (4.0 in)56 of 100 (Notable)
Bettowynd (Condry)AustraliaRecord daily precipitation124.4 mm (4.9 in)56 of 100 (Notable)
SnowballAustraliaRecord daily precipitation108.6 mm (4.3 in)56 of 100 (Notable)
Woodhouselee (Leeston)AustraliaRecord daily precipitation62.0 mm (2.4 in)56 of 100 (Notable)
West Pennant Hills (CumberlandAustraliaRecord daily precipitation186.8 mm (7.4 in)55 of 100 (Notable)
Bungendore (Gidleigh)AustraliaRecord daily precipitation105.4 mm (4.1 in)55 of 100 (Notable)
Hoskintown Radio ObservatoryAustraliaRecord daily precipitation87.0 mm (3.4 in)55 of 100 (Notable)
Gurnang State Forest (Oberon YAustraliaRecord daily precipitation69.0 mm (2.7 in)54 of 100 (Notable)
Oberon (Jenolan State Forest)AustraliaRecord daily precipitation132.0 mm (5.2 in)54 of 100 (Notable)
Milton Post OfficeAustraliaRecord daily precipitation106.0 mm (4.2 in)54 of 100 (Notable)
Westmead Austral AvenueAustraliaRecord daily precipitation110.8 mm (4.4 in)53 of 100 (Notable)
Kangaroo Valley (Main Rd)AustraliaRecord daily precipitation140.0 mm (5.5 in)53 of 100 (Notable)
Mount Keira Scout CampAustraliaRecord daily precipitation224.4 mm (8.8 in)53 of 100 (Notable)
Pierces Creek ForestryAustraliaRecord daily precipitation90.0 mm (3.5 in)53 of 100 (Notable)
Big Hill (Glen Dusk)AustraliaRecord daily precipitation70.1 mm (2.8 in)53 of 100 (Notable)
GudgenbyAustraliaRecord daily precipitation76.5 mm (3.0 in)53 of 100 (Notable)
Lindfield WestAustraliaRecord daily precipitation117.0 mm (4.6 in)52 of 100 (Notable)
Yarra (Rowe's Lagoon)AustraliaRecord daily precipitation59.2 mm (2.3 in)52 of 100 (Notable)
Cromer Golf ClubAustraliaRecord daily precipitation82.0 mm (3.2 in)51 of 100 (Notable)
Newport Bowling ClubAustraliaRecord daily precipitation157.0 mm (6.2 in)51 of 100 (Notable)
West Pennant Hills (Oratava AAustraliaRecord daily precipitation186.8 mm (7.4 in)51 of 100 (Notable)
Cronulla South Bowling ClubAustraliaRecord daily precipitation186.0 mm (7.3 in)50 of 100 (Notable)
Randwick Bowling ClubAustraliaRecord daily precipitation148.8 mm (5.9 in)50 of 100 (Notable)
Mittagong (High Range)AustraliaRecord daily precipitation94.4 mm (3.7 in)50 of 100 (Notable)
White Cliffs (Wonnaminta)AustraliaRecord daily precipitation46.0 mm (1.8 in)49 of 100 (Notable)
Potts Hill ReservoirAustraliaRecord daily precipitation106.4 mm (4.2 in)49 of 100 (Notable)
Revesby (Paten Street)AustraliaRecord daily precipitation125.8 mm (5.0 in)49 of 100 (Notable)
Appin Church StAustraliaRecord daily precipitation118.0 mm (4.6 in)49 of 100 (Notable)
Nowra Treatment WorksAustraliaRecord daily precipitation123.0 mm (4.8 in)49 of 100 (Notable)
Chatsbury (Maryland)AustraliaRecord daily precipitation84.0 mm (3.3 in)49 of 100 (Notable)
Michelago (Soglio)AustraliaRecord daily precipitation74.2 mm (2.9 in)49 of 100 (Notable)
Gosh,AgroRussiaRecord daily precipitation30.2 mm (1.2 in)49 of 100 (Notable)
Adin RsUnited StatesRecord daily snowfall6.4 cm (2.5 in)49 of 100 (Notable)
ShermanUnited StatesRecord daily precipitation38.1 mm (1.5 in)49 of 100 (Notable)
Gordon Golf ClubAustraliaRecord daily precipitation124.2 mm (4.9 in)48 of 100 (Notable)
Dapto Bowling ClubAustraliaRecord daily precipitation197.6 mm (7.8 in)48 of 100 (Notable)
Helensburgh (Sawan St)AustraliaRecord daily precipitation210.0 mm (8.3 in)48 of 100 (Notable)
Collector (Brookdale)AustraliaRecord daily precipitation52.4 mm (2.1 in)48 of 100 (Notable)
Nelson Bay (Nelson Head)AustraliaRecord daily precipitation71.2 mm (2.8 in)47 of 100 (Notable)
Gosford (Narara Research StatiAustraliaRecord daily precipitation190.4 mm (7.5 in)47 of 100 (Notable)
Glenorie (Old Northern Rd)AustraliaRecord daily precipitation115.0 mm (4.5 in)47 of 100 (Notable)
Braidwood (Krawarree)AustraliaRecord daily precipitation180.0 mm (7.1 in)47 of 100 (Notable)
Lower Boro (Calderwood)AustraliaRecord daily precipitation80.2 mm (3.2 in)47 of 100 (Notable)

Counts by Type and Timescale

808 records
Records on 30 April 1988 by type Records set or tied on 30 April 1988 by type: Highest daily maximum 94, Lowest daily maximum 162, Highest daily minimum 110, Lowest daily minimum 120, Heaviest daily rainfall 295, Heaviest daily snowfall 15, Deepest snow cover 12. 0100200300Highest daily maximum: 94Lowest daily maximum: 162Highest daily minimum: 110Lowest daily minimum: 120Heaviest daily rainfall: 295Heaviest daily snowfall: 15Deepest snow cover: 12Max highMax lowMin highMin lowRainSnowDepth
Records set or tied on 30 April 1988 by type: Highest daily maximum 94, Lowest daily maximum 162, Highest daily minimum 110, Lowest daily minimum 120, Heaviest daily rainfall 295, Heaviest daily snowfall 15, Deepest snow cover 12.
Records on 30 April 1988 by type
Record typeRecords
Highest daily maximum94
Lowest daily maximum162
Highest daily minimum110
Lowest daily minimum120
Heaviest daily rainfall295
Heaviest daily snowfall15
Deepest snow cover12
Records on 30 April 1988 by timescale Records on 30 April 1988 by timescale: all-time 3, monthly 69, daily 736. 0200400600800all-time: 3monthly: 69daily: 736all-timemonthlydaily
Records on 30 April 1988 by timescale: all-time 3, monthly 69, daily 736.
Records on 30 April 1988 by timescale
TimescaleRecords
all-time3
monthly69
daily736

How Much Records Were Beaten By

653 broken records
Histogram of margins by which records were beaten on 30 April 1988 Margins by which the 653 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 212.3. Ties are not counted. 02004006000 to 50: 59850 to 100: 45100 to 150: 4150 to 200: 4200 to 250: 20 to 5050 to 100100 to 150150 to 200200 to 250
Margins by which the 653 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 212.3. Ties are not counted.
Histogram of margins by which records were beaten on 30 April 1988
MarginRecords
0 to 50598
50 to 10045
100 to 1504
150 to 2004
200 to 2502

Top 20 by Significance

30 April 1988
Top 20 records on 30 April 1988 by significance
DateStationRecordValueBeat old record byOld record stoodSignificance
30 April 1988Braidwood (Wallace Street), AUmonthly rain118.0 mm (4.6 in)43.1 mm (1.7 in)95 years88 of 100 (Exceptional)
30 April 1988Gosford (Gertrude Place), AUdaily rain123.0 mm (4.8 in)72.2 mm (2.8 in)103 years73 of 100 (Major)
30 April 1988Sans Souci (Public School), AUmonthly rain191.4 mm (7.5 in)73.5 mm (2.9 in)42 years71 of 100 (Major)
30 April 1988Manly Vale (Manly Dam), AUdaily rain100.0 mm (3.9 in)82.2 mm (3.2 in)76 years70 of 100 (Major)
30 April 1988Bundanoon Bowling Club, AUdaily rain117.0 mm (4.6 in)94.1 mm (3.7 in)76 years70 of 100 (Major)
30 April 1988Bexley Bowling Club, AUmonthly rain223.0 mm (8.8 in)102.1 mm (4.0 in)42 years67 of 100 (Major)
30 April 1988Breadalbane (Old Post Office), AUdaily rain47.8 mm (1.9 in)35.1 mm (1.4 in)62 years67 of 100 (Major)
30 April 1988Sydney (Observatory Hill), AUdaily rain142.8 mm (5.6 in)47.5 mm (1.9 in)110 years66 of 100 (Major)
30 April 1988Sydney Airport AMO, AUmonthly rain174.0 mm (6.9 in)63.5 mm (2.5 in)22 years62 of 100 (Major)
30 April 1988Kurnell (Caltex Oil Refinery), AUmonthly rain200.0 mm (7.9 in)88.7 mm (3.5 in)25 years60 of 100 (Major)
30 April 1988Albion Park Post Office, AUdaily rain100.0 mm (3.9 in)67.0 mm (2.6 in)76 years60 of 100 (Major)
30 April 1988Epping Chester Street, AUdaily rain118.0 mm (4.6 in)68.7 mm (2.7 in)33 years59 of 100 (Notable)
30 April 1988Cataract Dam, AUmonthly rain223.8 mm (8.8 in)45.5 mm (1.8 in)61 years59 of 100 (Notable)
30 April 1988Robertson (Caalong Street), AUdaily rain270.0 mm (10.6 in)212.3 mm (8.4 in)33 years58 of 100 (Notable)
30 April 1988Marulan (George St), AUdaily rain80.0 mm (3.1 in)55.6 mm (2.2 in)33 years58 of 100 (Notable)
30 April 1988Camden (Brownlow Hill), AUdaily rain78.4 mm (3.1 in)23.8 mm (0.9 in)103 years57 of 100 (Notable)
30 April 1988Alvin, USdaily rain115.3 mm (4.5 in)74.7 mm (2.9 in)42 years57 of 100 (Notable)
30 April 1988Menangle Jmai, AUdaily rain102.0 mm (4.0 in)48.4 mm (1.9 in)33 years56 of 100 (Notable)
30 April 1988Bettowynd (Condry), AUdaily rain124.4 mm (4.9 in)81.2 mm (3.2 in)25 years56 of 100 (Notable)
30 April 1988Snowball, AUdaily rain108.6 mm (4.3 in)71.5 mm (2.8 in)25 years56 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

1795 to 1988
Records on 04-30 in each year Records set or tied on this calendar date in each year from 1795 to 1988. 1988 had 808 records. 05001,0001,5002,0001795: 11804: 11809: 11812: 11814: 21833: 11840: 11848: 11850: 11853: 11854: 11856: 11859: 11862: 11864: 11865: 11866: 31872: 11873: 11874: 21876: 11878: 41879: 21880: 11881: 11882: 11884: 11885: 11886: 51888: 11889: 11891: 51892: 71894: 11895: 51896: 31897: 21898: 61899: 111900: 41901: 81902: 131903: 211904: 111905: 91906: 161907: 351908: 281909: 741910: 171911: 191912: 181913: 621914: 81915: 201916: 211917: 251918: 281919: 1301920: 701921: 541922: 1381923: 421924: 961925: 2101926: 3311927: 1271928: 1301929: 1191930: 2321931: 5481932: 1451933: 4221934: 4431935: 3271936: 3731937: 2281938: 2821939: 2681940: 5261941: 4841942: 1,1631943: 4701944: 2861945: 3141946: 3011947: 3301948: 9121949: 4471950: 6711951: 7831952: 4351953: 6351954: 1,2241955: 1,2521956: 9081957: 4011958: 4821959: 5751960: 5071961: 3811962: 6171963: 7301964: 3391965: 4881966: 7401967: 9141968: 9281969: 5871970: 1,1891971: 3651972: 4971973: 3981974: 8221975: 4681976: 7831977: 5251978: 6311979: 6751980: 5451981: 1,3421982: 5041983: 1,1541984: 1,5191985: 6501986: 6601987: 1,4371988: 8081989: 6741990: 9771991: 8281992: 1,8081993: 7651994: 1,4991995: 1,0071996: 1,6371997: 7641998: 8571999: 1,0122000: 1,0462001: 9002002: 1,1712003: 9272004: 7032005: 1,1132006: 7782007: 9962008: 1,2602009: 6602010: 9212011: 6362012: 8192013: 7322014: 9462015: 3802016: 9692017: 1,4502018: 7082019: 7002020: 1,4762021: 1,1672022: 4992023: 7822024: 7052025: 4892026: 3651795187218951912192919461963198019972014
Records set or tied on this calendar date in each year from 1795 to 1988. 1988 had 808 records.
Counts for years before the ledger starts come from the same station rules.
Records on 04-30 in each year
YearRecords
17951
18041
18091
18121
18142
18331
18401
18481
18501
18531
18541
18561
18591
18621
18641
18651
18663
18721
18731
18742
18761
18784
18792
18801
18811
18821
18841
18851
18865
18881
18891
18915
18927
18941
18955
18963
18972
18986
189911
19004
19018
190213
190321
190411
19059
190616
190735
190828
190974
191017
191119
191218
191362
19148
191520
191621
191725
191828
1919130
192070
192154
1922138
192342
192496
1925210
1926331
1927127
1928130
1929119
1930232
1931548
1932145
1933422
1934443
1935327
1936373
1937228
1938282
1939268
1940526
1941484
19421,163
1943470
1944286
1945314
1946301
1947330
1948912
1949447
1950671
1951783
1952435
1953635
19541,224
19551,252
1956908
1957401
1958482
1959575
1960507
1961381
1962617
1963730
1964339
1965488
1966740
1967914
1968928
1969587
19701,189
1971365
1972497
1973398
1974822
1975468
1976783
1977525
1978631
1979675
1980545
19811,342
1982504
19831,154
19841,519
1985650
1986660
19871,437
1988808
1989674
1990977
1991828
19921,808
1993765
19941,499
19951,007
19961,637
1997764
1998857
19991,012
20001,046
2001900
20021,171
2003927
2004703
20051,113
2006778
2007996
20081,260
2009660
2010921
2011636
2012819
2013732
2014946
2015380
2016969
20171,450
2018708
2019700
20201,476
20211,167
2022499
2023782
2024705
2025489
2026365

Download the Data

  • Data for records on 1988-04-30: 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of . Last revised (2026-10-16).