Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Yokohama experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 28°F in January while summers reach 67°F in July. The area gets 249 sunny days per year, above the national average. Annual precipitation totals 48.1 inches (wetter than the 38-inch national average). The area receives 12.6 inches of snow annually. The city sits at an elevation of 30 feet.
Temperature
28°F Jan (-2°C)67°F Jul (19°C)
Annual Average
47.9°F
11% below US avg
January Average
28°F (-2°C)
July Average
67°F (19°C)
Sunny Days
249 days/yr
Geography
Elevation
30 ft (9 m)
Area
123.7 sq mi (320.5 km²)
Population Density
36/sq mi
Coordinates
41.0833°N, 141.2500°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall48.1"
27% above US avg
Snowfall12.6"
Wettest Month (Sep)6.34"
Driest Month (Mar)2.76"
Air Quality
Earthquake History
1,189 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M7.0.
Jan 6, 1995
63 km ESE of Hachinohe, Japan
M7.0
122 km
27 km
Jul 23, 2008
29 km ENE of Morioka, Japan
M6.8
144 km
108 km
Jun 22, 2011
41 km NNE of Miyako, Japan
M6.7
149 km
33 km
Aug 13, 2001
87 km ENE of Misawa, Japan
M6.4
89 km
38 km
Jan 24, 2018
99 km ENE of Misawa, Japan
M6.3
99 km
31 km
Aug 24, 1992
9 km NNW of Honch?, Japan
M6.2
111 km
121 km
Mar 17, 2011
57 km NNE of Miyako, Japan
M6.2
131 km
29 km
Jul 12, 1992
70 km ENE of Mutsu, Japan
M6.2
77 km
64 km
Jun 8, 2015
74 km ENE of Mutsu, Japan
M6.1
84 km
42 km
Oct 14, 2002
87 km E of Mutsu, Japan
M6.1
84 km
61 km
Aug 10, 2014
78 km E of Mutsu, Japan
M6.1
74 km
41 km
Dec 31, 1994
81 km NE of Miyako, Japan
M6.0
146 km
43 km
Jan 7, 1995
76 km NNE of Miyako, Japan
M6.0
131 km
32 km
Mar 28, 2023
Hokkaido, Japan region
M6.0
131 km
37 km
Aug 28, 2019
141 km ENE of Hachinohe, Japan
M5.9
146 km
24 km
Mar 18, 1999
140 km ENE of Hachinohe, Japan
M5.9
144 km
41 km
Apr 1, 2024
7 km SW of Kuji, Japan
M5.9
111 km
73 km
May 23, 2012
72 km E of Mutsu, Japan
M5.9
75 km
46 km
May 5, 2023
68 km ENE of Mutsu, Japan
M5.9
77 km
59 km
Aug 11, 2023
Hokkaido, Japan region
M5.9
132 km
34 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
3 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 1.
Year
Name
Category
Max Wind
Closest
2002
Higos
Category 1
69 mph
66 km
2000
Kirogi
Category 1
63 mph
257 km
1998
Vicki
Category 1
58 mph
111 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
17 tsunamis recorded within 500 km.
Highest wave on record: 8.0 m (26 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1640
SE. HOKKAIDO ISLAND
Explosion
8.0 m
700
120 km
1763
SANRIKU
Earthquake
5.0 m
—
70 km
1793
W. OFF AOMORI
Earthquake
1.8 m
12
112 km
2025
OFF NORTHEAST COAST HONSHU
Earthquake
0.7 m
—
78 km
1901
OFF NORTHEAST COAST HONSHU
Earthquake
0.6 m
—
124 km
1968
OFF COAST OF HONSHU ISLAND
Earthquake
0.6 m
—
130 km
1912
SANRIKU
Earthquake
0.5 m
—
91 km
1945
SANRIKU
Earthquake
0.4 m
2
74 km
1931
SANRIKU
Earthquake
0.4 m
—
106 km
1960
SANRIKU
Earthquake
0.3 m
—
137 km
1901
OFF NORTHEAST COAST HONSHU
Earthquake
0.3 m
18
103 km
2025
OFF NORTHEAST COAST HONSHU
Earthquake
0.2 m
—
127 km
1901
OFF NORTHEAST COAST HONSHU
Earthquake
0.0 m
—
124 km
1766
SANRIKU
Earthquake
—
1,700
51 km
1763
SANRIKU, HACHIONHE
Earthquake
—
—
76 km
1763
N. SANRIKU
Earthquake
—
—
105 km
1341
JUSANKO, TSUGARU AOMORI PREFECTURE
Earthquake
—
2,600
147 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Osorezan (24 km).
Name
Type
Elevation
Last Eruption
Distance
Osorezan
Stratovolcano
878 m (2,881 ft)
1787
24 km
Hakkodasan
Stratovolcano(es)
1,585 m (5,200 ft)
1550
57 km
Towada
Caldera
1,011 m (3,317 ft)
915
71 km
Esan
Lava dome(s)
618 m (2,028 ft)
1874
81 km
Iwakisan
Stratovolcano
1,625 m (5,331 ft)
1863
93 km
Hokkaido-Komagatake
Stratovolcano
1,131 m (3,711 ft)
2000
119 km
Hachimantai
Stratovolcano
1,613 m (5,292 ft)
-5350
130 km
Akita-Yakeyama
Stratovolcano
1,366 m (4,482 ft)
1997
131 km
Iwatesan
Complex
2,038 m (6,686 ft)
1919
138 km
Akita-Komagatake
Stratovolcano(es)
1,637 m (5,371 ft)
1971
152 km
Kuttara
Stratovolcano(es)
549 m (1,801 ft)
1820
157 km
Oshima-Oshima
Stratovolcano
732 m (2,402 ft)
1790
164 km
Toya
Stratovolcano
733 m (2,405 ft)
2001
166 km
Shikotsu
Caldera
1,320 m (4,331 ft)
1979
179 km
Megata
Maar(s)
291 m (955 ft)
-2050
180 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
28°F (-2°C)
3.5 in
Coldest
February
28°F (-2°C)
2.8 in
March
34°F (1°C)
2.8 in
Driest
April
44°F (7°C)
3.1 in
May
53°F (12°C)
3.2 in
June
59°F (15°C)
3.9 in
July
67°F (19°C)
4.9 in
August
70°F (21°C)
5.7 in
Warmest
September
64°F (18°C)
6.3 in
Wettest
October
53°F (12°C)
4.3 in
November
42°F (6°C)
4.1 in
December
33°F (0°C)
3.5 in
Yokohama has a seasonal temperature swing of 43°F / from 28°F in January to 70°F in August. Total annual precipitation is 48.1 inches, with September being the wettest month (6.3") and March the driest (2.8").