Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Suginami enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 37°F in January while summers reach 74°F in July. The area gets 239 sunny days per year, above the national average. Annual precipitation totals 53.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 82 feet.
Temperature
37°F Jan (3°C)74°F Jul (23°C)
Annual Average
55.8°F
3% above US avg
January Average
37°F (3°C)
July Average
74°F (23°C)
Sunny Days
239 days/yr
Geography
Elevation
82 ft (25 m)
Area
116.3 sq mi (301.3 km²)
Population Density
5,058/sq mi
Coordinates
36.2013°N, 140.2841°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall53.7"
41% above US avg
Snowfall0.0"
Wettest Month (Sep)7.24"
Driest Month (Jan)1.42"
Air Quality
Earthquake History
3,806 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M7.9.
Mar 11, 2011
47 km E of ?arai, Japan
M7.9
75 km
43 km
May 7, 2008
78 km NE of Hasaki, Japan
M6.9
112 km
27 km
Apr 11, 2011
17 km SSW of Ishikawa, Japan
M6.6
90 km
11 km
Mar 11, 2011
81 km NE of Hasaki, Japan
M6.5
115 km
7 km
Mar 11, 2011
108 km ESE of Kitaibaraki, Japan
M6.4
145 km
32 km
Mar 11, 2011
near the east coast of Honshu, Japan
M6.3
144 km
25 km
Mar 11, 2011
92 km ENE of Hasaki, Japan
M6.3
139 km
21 km
Jul 30, 2011
13 km SSE of Iwaki, Japan
M6.3
102 km
38 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
76 km
67 km
Sep 11, 1996
23 km SSE of Hasaki, Japan
M6.2
95 km
55 km
Jun 3, 2000
6 km SE of Narut?, Japan
M6.2
74 km
62 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
69 km
43 km
Apr 11, 2011
23 km SE of T?gane, Japan
M6.2
91 km
15 km
May 7, 2008
80 km NE of Hasaki, Japan
M6.2
113 km
19 km
Mar 11, 2011
70 km ESE of Kitaibaraki, Japan
M6.2
115 km
40 km
Mar 12, 2011
29 km SSE of Namie, Japan
M6.1
140 km
38 km
Aug 5, 1990
43 km E of ?arai, Japan
M6.1
72 km
27 km
May 26, 2023
12 km SE of Narutō, Japan
M6.1
78 km
42 km
Mar 13, 2011
72 km E of Hasaki, Japan
M6.1
133 km
8 km
May 7, 2008
95 km ENE of Hasaki, Japan
M6.1
132 km
23 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
34 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2024
Ampil
Category 3
98 mph
205 km
2024
Jebi
Category 1
75 mph
211 km
2021
Mindulle
Category 1
86 mph
297 km
2019
Faxai
Category 3
98 mph
45 km
2019
Hagibis
Category 2
92 mph
80 km
2018
Shanshan
Category 1
75 mph
172 km
2018
Jongdari
Category 1
81 mph
258 km
2016
Lionrock
Category 1
81 mph
211 km
2016
Mindulle
Category 1
75 mph
223 km
2014
Phanfone
Category 1
75 mph
224 km
2011
Roke
Category 1
92 mph
103 km
2007
Fitow
Category 1
81 mph
118 km
2005
Saola
Category 2
86 mph
281 km
2005
Mawar
Category 2
81 mph
56 km
2004
Ma-on
Category 3
92 mph
80 km
2002
Higos
Category 2
86 mph
48 km
2001
Vipa
Category 1
63 mph
277 km
2001
Danas
Category 1
81 mph
24 km
2000
Sonamu
Category 1
63 mph
255 km
2000
Kirogi
Category 1
86 mph
97 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
20 tsunamis recorded within 500 km.
Highest wave on record: 13.0 m (43 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1923
SAGAMI BAY
Earthquake
13.0 m
105,385
142 km
1495
KAMAKURA, SAGAMI BAY, TOKAIDO
Earthquake
5.0 m
200
142 km
1732
KUJUKURI BEACH, JAPAN
Earthquake
2.0 m
—
121 km
1670
BOSO, JAPAN
Earthquake
2.0 m
—
101 km
1938
JAPAN TRENCH
Earthquake
0.8 m
—
114 km
1938
SANRIKU
Earthquake
0.8 m
—
140 km
1982
IBARAKI, JAPAN
Earthquake
0.4 m
—
127 km
1961
KASHIMA, JAPAN
Earthquake
0.4 m
—
147 km
1961
KASHIMA, JAPAN
Earthquake
0.4 m
—
145 km
1923
RYUKYU ISLANDS
Earthquake
0.3 m
—
145 km
1896
KASHIMA, JAPAN
Earthquake
0.3 m
—
72 km
1935
JAPAN
Earthquake
0.2 m
—
109 km
1855
TOKAIDO
Earthquake
—
6,757
75 km
1782
ODAWARA, SAGAMI BAY
Eruption + Earthquake
—
—
133 km
1642
BOSO, JAPAN
Earthquake
—
—
115 km
1633
SAGAMI BAY
Earthquake
—
150
148 km
1602
BOSO, JAPAN
Eruption + Earthquake
—
—
124 km
1257
SAGAMI BAY, JAPAN
Earthquake
—
—
132 km
1241
KAMAKURA, SAGAMI BAY
Earthquake
—
—
137 km
818
TOKAIDO
Eruption + Earthquake
—
—
142 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Takaharayama (90 km).
Name
Type
Elevation
Last Eruption
Distance
Takaharayama
Stratovolcano
1,795 m (5,889 ft)
-4570
90 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
95 km
Omanago Group
Lava dome(s)
2,341 m (7,680 ft)
-3050
96 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
105 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
106 km
Nasudake
Stratovolcano(es)
1,915 m (6,283 ft)
1963
107 km
Hiuchigatake
Stratovolcano
2,356 m (7,730 ft)
1544
122 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
132 km
Numazawa
Shield
835 m (2,740 ft)
-3400
152 km
Bandaisan
Stratovolcano
1,816 m (5,958 ft)
1888
157 km
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
157 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
159 km
Adatarayama
Stratovolcano(es)
1,728 m (5,669 ft)
1996
161 km
Kusatsu-Shiranesan
Stratovolcano(es)
2,165 m (7,103 ft)
2018
164 km
Shiga
Shield(s)
2,041 m (6,696 ft)
Unknown
167 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
37°F (3°C)
1.4 in
Coldest, Driest
February
38°F (3°C)
2.3 in
March
43°F (6°C)
3.5 in
April
53°F (12°C)
4.6 in
May
61°F (16°C)
5.0 in
June
67°F (20°C)
6.5 in
July
74°F (23°C)
5.8 in
August
77°F (25°C)
5.5 in
Warmest
September
70°F (21°C)
7.2 in
Wettest
October
60°F (16°C)
6.9 in
November
50°F (10°C)
3.2 in
December
41°F (5°C)
1.8 in
Suginami has a seasonal temperature swing of 40°F / from 37°F in January to 77°F in August. Total annual precipitation is 53.7 inches, with September being the wettest month (7.2") and January the driest (1.4").