WETTESTSINCE.COMBrowse statesThe AlmanacYear in ReviewThe Wire
WET5
Wettest Since
National Rainfall Records
WETTESTSINCE
Puerto Rico · precipitation record 1898–2026

San Juan, PR

IN 90 DAYS · 2026
DRIEST IN 90 DAYS ON RECORD
3.16in
1st driest of 128 years · normal 16.25"
📖 San Juan's full Precipitation Almanac →
!
drought · severe
Driest 90 days on record
3.16" — driest of 128 years since 1898
19%

Accumulation

TODAY
0.02in
53rd driest of 127 yrs
100% of normal
MONTH TO DATE
1.03in
3rd driest of 128 yrs
23% of normal
LAST 90 DAYS
3.16in
1st driest of 128 yrs
19% of normal
YEAR TO DATE
24.04in
17th driest of 128 yrs
71% of normal

Extremes & Streaks

Biggest Day on Record

9.67in
on Aug 15, 1944 · in 129 years

Dry Streak

0days
current run under 0.01" · longest ever 36 days (to Apr 2, 2005)

Wet Streak

3days
consecutive days with rain · longest ever 44 days

Year to Date vs Normal

71%
24.04" of a normal 33.97" · wettest 62.17" (2011) · driest 14.94" (1974)

Wettest & Driest Years

The extremes of a 127-year record (1899–2025) — full calendar-year totals. The long-run average is 58.73" a year.

Wettest Years on Record

1201089.5in
2201188.14in
3193187.55in
4201385.12in
5195084.97in

Driest Years on Record

1199135.53in
2197135.58in
3198035.95in
4197237.72in
5200039.77in

Rainfall by Month

The seasonal rhythm — each month's normal precipitation, with this year's totals in blue. Where the blue bar clears the band, the month ran wetter than usual.
J
F
M
A
M
J
J
A
S
O
N
D
Normal (median)This year
Normally wettest in Nov (~5.68") and driest in Mar (~2.05"). Wettest calendar month ever: Aug 2011, 18.56".

This Day in History · Rainfall

Every year's rainfall on each of the next 7 dates at San Juan — toggle a day below. The tallest bar (ringed) is the wettest on record for that date.

Wettest Aug 24 ever

4.08in
set in 1988

Rain on Aug 24

67%
of 127 years had measurable rain
1899: 0.00″1900: 0.02″1901: 0.02″1902: 0.00″1903: 0.00″1904: 1.34″1905: 0.00″1906: 0.00″1907: 0.32″1908: 0.00″1909: 0.19″1910: 0.36″1911: 0.00″1912: 0.08″1913: 0.02″1914: 0.65″1915: 0.00″1916: 0.00″1917: 0.01″1918: 0.01″1919: 0.00″1920: 0.46″1921: 1.77″1922: 0.04″1923: 0.02″1924: 0.06″1925: 0.20″1926: 0.00″1927: 1.15″1928: 0.34″1929: 0.00″1930: 0.17″1931: 0.26″1932: 0.00″1933: 0.02″1934: 2.13″1935: 0.52″1936: 1.15″1937: 0.01″1938: 0.11″1939: 0.00″1940: 0.59″1941: 0.08″1942: 0.00″1943: 0.00″1944: 0.17″1945: 0.02″1946: 0.00″1947: 0.00″1948: 0.18″1949: 0.81″1950: 0.80″1951: 0.00″1952: 0.50″1953: 0.01″1954: 0.70″1955: 0.00″1956: 0.00″1957: 0.00″1958: 0.44″1959: 0.53″1960: 0.00″1961: 0.52″1962: 0.00″1963: 0.03″1964: 0.02″1965: 0.00″1966: 0.03″1967: 0.02″1968: 0.15″1969: 0.00″1970: 0.11″1971: 1.52″1972: 0.01″1973: 0.08″1974: 0.00″1975: 0.14″1976: 0.00″1977: 0.38″1978: 0.00″1979: 0.21″1980: 0.02″1981: 0.02″1982: 0.04″1983: 0.10″1984: 0.00″1985: 0.06″1986: 0.00″1987: 0.00″1988: 4.08″1989: 0.22″1990: 0.12″1991: 0.00″1992: 0.00″1993: 0.01″1994: 0.28″1995: 0.00″1996: 0.12″1997: 0.73″1998: 3.28″1999: 0.70″2000: 0.11″2001: 0.00″2002: 0.00″2003: 0.01″2004: 0.01″2005: 0.18″2006: 0.00″2007: 0.34″2008: 0.00″2009: 0.06″2010: 0.00″2011: 1.10″2012: 0.70″2013: 0.04″2014: 0.15″2015: 0.04″2016: 1.52″2017: 0.00″2018: 0.14″2019: 0.01″2020: 0.41″2021: 0.02″2022: 0.01″2023: 0.00″2024: 0.14″2025: 0.02″0″1″2″3″4″5″1900191019201930194019501960197019801990200020102020

This Year's Rainfall

San Juan's cumulative rainfall so far this year against its own record — the normal accumulation, and the wettest & driest years to date. The bright line is the running total; where it rides the band tells the story at a glance.
San Juan, PR — cumulative rainfall this year vs the record
Download year chart

Rainfall Calendar

San Juan's entire daily record as one heatmap — each row a year, each cell a day, shaded by that day's rainfall. Dry spells read as dark blocks, wet seasons as brighter bands; the whole climate at a glance.
San Juan, PR — daily rainfall every day on record
Download calendar

Sun & Location

Sun & Daylight Today

Sunrise6:08 AM
Sunset6:44 PM
Solar noon12:26 PM
Daylight12h 36m
Local standard time (no DST), level horizon.

Location

18.43°N, 66.01°WPuerto Rico

Nearby Stations

Miami, FL1046 mi NWFort Lauderdale, FL1046 mi NWMarathon, FL1058 mi NWWest Palm Beach, FL1063 mi NWKey West, FL1095 mi WFort Pierce, FL1106 mi NW

Share Card

San Juan, PR precipitation share card