Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ōme 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 234 sunny days per year, above the national average. Annual precipitation totals 56.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 620 feet.
Temperature
37°F Jan (3°C)74°F Jul (24°C)
Annual Average
56.0°F
4% above US avg
January Average
37°F (3°C)
July Average
74°F (24°C)
Sunny Days
234 days/yr
Geography
Elevation
620 ft (189 m)
Area
39.9 sq mi (103.3 km²)
Population Density
3,348/sq mi
Coordinates
35.7839°N, 139.2431°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall56.3"
48% above US avg
Snowfall0.0"
Wettest Month (Sep)8.23"
Driest Month (Jan)1.54"
Air Quality
Earthquake History
1,702 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.4.
Feb 20, 1990
28 km E of Shimoda, Japan
M6.4
120 km
14 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
103 km
67 km
Aug 10, 2009
8 km NE of Sagara, Japan
M6.2
146 km
40 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
99 km
43 km
Jun 3, 2000
6 km SE of Narut?, Japan
M6.2
113 km
62 km
Apr 11, 2011
23 km SE of T?gane, Japan
M6.2
127 km
15 km
May 26, 2023
12 km SE of Narutō, Japan
M6.1
120 km
42 km
Mar 15, 2011
6 km NNW of Fujinomiya, Japan
M6.0
83 km
9 km
Mar 14, 2012
5 km SE of Asahi, Japan
M6.0
132 km
10 km
May 4, 2014
31 km ESE of It?, Japan
M6.0
98 km
153 km
Mar 11, 2011
4 km ESE of Hasaki, Japan
M6.0
148 km
48 km
Apr 10, 2005
near the east coast of Honshu, Japan
M5.9
107 km
43 km
Jul 23, 2005
9 km WSW of Ichihara, Japan
M5.9
74 km
61 km
Jan 15, 2007
15 km WSW of Heda, Japan
M5.9
113 km
170 km
Aug 1, 2011
20 km E of ?yama, Japan
M5.9
148 km
13 km
Apr 16, 2011
6 km ENE of Tanuma, Japan
M5.8
76 km
77 km
Feb 1, 1992
4 km SSE of Miura, Japan
M5.8
84 km
100 km
Feb 25, 2013
29 km NE of Numata, Japan
M5.8
118 km
10 km
May 20, 2011
3 km NNE of Hasaki, Japan
M5.8
144 km
29 km
Apr 29, 2012
5 km NNW of T?gane, Japan
M5.8
102 km
44 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
36 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
250 km
2024
Jebi
Category 1
75 mph
290 km
2019
Faxai
Category 3
98 mph
67 km
2019
Hagibis
Category 2
92 mph
25 km
2018
Jongdari
Category 2
86 mph
196 km
2018
Jebi
Category 1
81 mph
290 km
2018
Shanshan
Category 1
81 mph
201 km
2016
Mindulle
Category 1
75 mph
167 km
2014
Phanfone
Category 1
81 mph
125 km
2011
Roke
Category 2
92 mph
14 km
2009
Krovanh
Category 1
69 mph
261 km
2007
Fitow
Category 1
81 mph
21 km
2005
Mawar
Category 2
81 mph
73 km
2004
Ma-on
Category 3
92 mph
54 km
2003
Etau
Category 1
52 mph
276 km
2002
Higos
Category 2
86 mph
61 km
2001
Danas
Category 1
81 mph
59 km
2001
Vipa
Category 1
63 mph
290 km
2000
Kirogi
Category 1
86 mph
142 km
1998
Vicki
Category 2
69 mph
187 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
80 km
1703
OFF SW BOSO PENINSULA
Earthquake
11.7 m
5,233
131 km
1495
KAMAKURA, SAGAMI BAY, TOKAIDO
Earthquake
5.0 m
200
80 km
1433
OFF IZU-OSHIMA
Earthquake
2.0 m
-
101 km
2009
HONSHU: S COAST
Earthquake
0.6 m
1
146 km
1980
HONSHU ISLAND
Earthquake
0.6 m
-
109 km
1978
TOKAIDO
Earthquake
0.4 m
25
108 km
1923
RYUKYU ISLANDS
Earthquake
0.3 m
-
131 km
1974
TOKAIDO
Earthquake
0.2 m
30
141 km
1990
JAPAN
Earthquake
0.2 m
-
120 km
1857
TOKAIDO
Earthquake
-
-
139 km
1855
TOKAIDO
Earthquake
-
6,757
52 km
1782
ODAWARA, SAGAMI BAY
Eruption + Earthquake
-
-
87 km
1642
BOSO, JAPAN
Earthquake
-
-
139 km
1633
SAGAMI BAY
Earthquake
-
150
65 km
1602
BOSO, JAPAN
Eruption + Earthquake
-
-
137 km
1589
SURUGA, JAPAN
Earthquake
-
-
145 km
1257
SAGAMI BAY, JAPAN
Earthquake
-
-
69 km
1241
KAMAKURA, SAGAMI BAY
Earthquake
-
-
67 km
818
TOKAIDO
Eruption + Earthquake
-
-
65 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Hakoneyama (65 km).
Name
Type
Elevation
Last Eruption
Distance
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
65 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
66 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
85 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
86 km
Yokodake
Stratovolcano(es)
2,480 m (8,136 ft)
1200
90 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
95 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
99 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
111 km
Kusatsu-Shiranesan
Stratovolcano(es)
2,165 m (7,103 ft)
2018
113 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
114 km
Omanago Group
Lava dome(s)
2,341 m (7,680 ft)
-3050
115 km
Izu-Oshima
Stratovolcano
758 m (2,487 ft)
1990
119 km
Shiga
Shield(s)
2,041 m (6,696 ft)
Unknown
120 km
Hiuchigatake
Stratovolcano
2,356 m (7,730 ft)
1544
130 km
Takaharayama
Stratovolcano
1,795 m (5,889 ft)
-4570
133 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
37°F (3°C)
1.5 in
Coldest, Driest
February
38°F (3°C)
2.0 in
March
43°F (6°C)
3.2 in
April
54°F (12°C)
4.0 in
May
62°F (17°C)
5.1 in
June
68°F (20°C)
7.4 in
July
74°F (24°C)
6.1 in
August
77°F (25°C)
8.0 in
Warmest
September
70°F (21°C)
8.2 in
Wettest
October
60°F (15°C)
6.4 in
November
50°F (10°C)
2.8 in
December
41°F (5°C)
1.5 in
Ōme has a seasonal temperature swing of 40°F / from 37°F in January to 77°F in August. Total annual precipitation is 56.3 inches, with September being the wettest month (8.2") and January the driest (1.5").