Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Numazu enjoys a temperate climate with an average annual temperature of 60°F (15°C). Winters average 42°F in January while summers reach 77°F in July. The area gets 206 sunny days per year. Annual precipitation totals 71.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 26 feet.
Temperature
42°F Jan (6°C)77°F Jul (25°C)
Annual Average
59.8°F
11% above US avg
January Average
42°F (6°C)
July Average
77°F (25°C)
Sunny Days
206 days/yr
Geography
Elevation
26 ft (8 m)
Area
72.2 sq mi (187.0 km²)
Population Density
2,625/sq mi
Coordinates
35.1000°N, 138.8667°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall71.9"
89% above US avg
Snowfall0.0"
Wettest Month (Jun)9.45"
Driest Month (Dec)2.36"
Air Quality
Earthquake History
1,935 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.5.
Jul 30, 2000
94 km SSE of Shimoda, Japan
M6.5
141 km
10 km
Feb 20, 1990
28 km E of Shimoda, Japan
M6.4
56 km
14 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
142 km
67 km
Aug 10, 2009
8 km NE of Sagara, Japan
M6.2
68 km
40 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
141 km
43 km
Jul 15, 2000
near the south coast of Honshu, Japan
M6.1
94 km
10 km
Jul 1, 2000
53 km SSE of Shimoda, Japan
M6.1
101 km
10 km
May 4, 2014
31 km ESE of It?, Japan
M6.0
55 km
153 km
Mar 15, 2011
6 km NNW of Fujinomiya, Japan
M6.0
32 km
9 km
Jan 15, 2007
15 km WSW of Heda, Japan
M5.9
31 km
170 km
Apr 10, 2005
near the east coast of Honshu, Japan
M5.9
150 km
43 km
Aug 1, 2011
20 km E of ?yama, Japan
M5.9
66 km
13 km
Jul 23, 2005
9 km WSW of Ichihara, Japan
M5.9
111 km
61 km
Oct 6, 1995
68 km S of Shimoda, Japan
M5.9
116 km
33 km
Jul 8, 2000
71 km SSE of Shimoda, Japan
M5.9
119 km
10 km
Feb 1, 1992
4 km SSE of Miura, Japan
M5.8
71 km
100 km
Apr 29, 2012
5 km NNW of T?gane, Japan
M5.8
145 km
44 km
Sep 20, 2003
12 km SSE of Kamogawa, Japan
M5.7
119 km
52 km
Jul 30, 2000
90 km SSE of Shimoda, Japan
M5.7
137 km
10 km
Aug 18, 2000
64 km SSE of Shimoda, Japan
M5.7
112 km
10 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
47 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2025
Halong
Category 3
-
280 km
2025
Nakri
Category 1
-
259 km
2024
Ampil
Category 3
98 mph
229 km
2019
Faxai
Category 4
98 mph
60 km
2019
Hagibis
Category 2
92 mph
58 km
2018
Jongdari
Category 2
86 mph
113 km
2018
Jebi
Category 1
86 mph
300 km
2018
Shanshan
Category 1
81 mph
206 km
2017
Lan
Category 1
98 mph
243 km
2016
Mindulle
Category 1
75 mph
106 km
2014
Phanfone
Category 1
81 mph
48 km
2013
Wipha
Category 1
81 mph
256 km
2011
Roke
Category 3
92 mph
94 km
2010
Chaba
Category 1
75 mph
274 km
2009
Melor
Category 1
86 mph
241 km
2009
Krovanh
Category 1
69 mph
202 km
2008
Sinlaku
Category 1
75 mph
254 km
2007
Fitow
Category 1
81 mph
34 km
2005
Saola
Category 2
86 mph
282 km
2005
Mawar
Category 2
86 mph
40 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
58 km
1703
OFF SW BOSO PENINSULA
Earthquake
11.7 m
5,233
96 km
1707
ENSHUNADA
Earthquake
11.0 m
2,000
148 km
1498
ENSHUNADA SEA
Earthquake
10.0 m
5,000
141 km
1495
KAMAKURA, SAGAMI BAY, TOKAIDO
Earthquake
5.0 m
200
58 km
1855
ENSHUNADA
Earthquake
3.0 m
-
134 km
1433
OFF IZU-OSHIMA
Earthquake
2.0 m
-
62 km
2009
HONSHU: S COAST
Earthquake
0.6 m
1
68 km
1980
HONSHU ISLAND
Earthquake
0.6 m
-
43 km
1978
TOKAIDO
Earthquake
0.4 m
25
48 km
1923
RYUKYU ISLANDS
Earthquake
0.3 m
-
124 km
1974
TOKAIDO
Earthquake
0.2 m
30
58 km
1990
JAPAN
Earthquake
0.2 m
-
56 km
2000
HONSHU: S COAST
Earthquake
0.1 m
-
141 km
2000
HONSHU: S COAST
Earthquake
0.1 m
-
94 km
2000
KOZU-SHIMA ISLAND, HONSHU
Earthquake
0.1 m
1
101 km
1857
TOKAIDO
Earthquake
-
-
62 km
1855
TOKAIDO
Earthquake
-
6,757
104 km
1782
ODAWARA, SAGAMI BAY
Eruption + Earthquake
-
-
76 km
1633
SAGAMI BAY
Earthquake
-
150
32 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Hakoneyama (20 km).
Name
Type
Elevation
Last Eruption
Distance
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
20 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
31 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
32 km
Izu-Oshima
Stratovolcano
758 m (2,487 ft)
1990
64 km
Toshima
Stratovolcano
508 m (1,667 ft)
-4550
75 km
Niijima
Lava dome(s)
432 m (1,417 ft)
886
86 km
Kozushima
Lava dome(s)
572 m (1,877 ft)
838
101 km
Yokodake
Stratovolcano(es)
2,480 m (8,136 ft)
1200
120 km
Miyakejima
Stratovolcano
775 m (2,543 ft)
2010
127 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
149 km
Mikurajima
Stratovolcano
851 m (2,792 ft)
-4100
152 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
153 km
Ontakesan
Complex
3,067 m (10,062 ft)
2014
153 km
Norikuradake
Stratovolcano(es)
3,026 m (9,928 ft)
-50
163 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
165 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
42°F (6°C)
2.6 in
Coldest
February
43°F (6°C)
3.3 in
March
48°F (9°C)
5.6 in
April
57°F (14°C)
6.4 in
May
64°F (18°C)
6.5 in
June
70°F (21°C)
9.5 in
Wettest
July
77°F (25°C)
7.6 in
August
79°F (26°C)
8.7 in
Warmest
September
73°F (23°C)
8.9 in
October
64°F (18°C)
6.4 in
November
55°F (13°C)
4.2 in
December
46°F (8°C)
2.4 in
Driest
Numazu has a seasonal temperature swing of 37°F / from 42°F in January to 79°F in August. Total annual precipitation is 71.9 inches, with June being the wettest month (9.5") and December the driest (2.4").