current run under 0.01" · longest ever 19 days (to May 23, 2005)
Wet Streak
4days
consecutive days with rain · longest ever 78 days
Year to Date vs Normal
73%
18.28" of a normal 25.18" · wettest 51.17" (1971) · driest 9.06" (1966)
Wettest & Driest Years
The extremes of a 45-year record (1947–2023) — full calendar-year totals. The long-run average is 68.11" a year.
Wettest Years on Record
1
2004
104.19in
2
2023
91.13in
3
2019
88.06in
4
2015
86.13in
5
1989
83.66in
Driest Years on Record
1
1998
34.09in
2
1947
47.56in
3
1973
48.09in
4
1949
49.94in
5
1969
50.13in
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 Aug (~10.08") and driest in Mar (~1.98"). Wettest calendar month ever: Aug 2004, 34.15".
This Day in History · Rainfall
Every year's rainfall on each of the next 7 dates at Saipan — toggle a day below. The tallest bar (ringed) is the wettest on record for that date.
Wettest Jul 28 ever
3.40in
set in 1956
Rain on Jul 28
83%
of 54 years had measurable rain
Wettest Jul 29 ever
2.10in
set in 1996
Rain on Jul 29
91%
of 54 years had measurable rain
Wettest Jul 30 ever
3.86in
set in 1965
Rain on Jul 30
85%
of 53 years had measurable rain
Wettest Jul 31 ever
3.17in
set in 1965
Rain on Jul 31
87%
of 54 years had measurable rain
Wettest Aug 1 ever
1.50in
set in 1994
Rain on Aug 1
80%
of 56 years had measurable rain
Wettest Aug 2 ever
3.33in
set in 2021
Rain on Aug 2
82%
of 56 years had measurable rain
Wettest Aug 3 ever
4.75in
set in 2015
Rain on Aug 3
88%
of 57 years had measurable rain
This Year's Rainfall
Saipan'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.
Saipan'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.
