Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Narashino enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 42°F in January while summers reach 82°F in July. The area gets 283 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 50.3 inches (wetter than the 38-inch national average). The city sits at an elevation of 52 feet.
Temperature
42°F Jan (6°C)82°F Jul (28°C)
Annual Average
63.1°F
17% above US avg
January Average
42°F (6°C)
July Average
82°F (28°C)
Sunny Days
283 days/yr
Geography
Elevation
52 ft (16 m)
Area
34.5 sq mi (89.4 km²)
Population Density
5,103/sq mi
Coordinates
35.6818°N, 140.0415°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall50.3"
32% above US avg
Snowfall0.5"
Wettest Month (Sep)7.36"
Driest Month (Jan)1.69"
Air Quality
Earthquake History
2,869 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
117 km
43 km
May 7, 2008
78 km NE of Hasaki, Japan
M6.9
144 km
27 km
Mar 11, 2011
81 km NE of Hasaki, Japan
M6.5
147 km
7 km
Feb 20, 1990
28 km E of Shimoda, Japan
M6.4
130 km
14 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
32 km
67 km
Jun 3, 2000
6 km SE of Narut?, Japan
M6.2
41 km
62 km
Sep 11, 1996
23 km SSE of Hasaki, Japan
M6.2
83 km
55 km
Apr 11, 2011
23 km SE of T?gane, Japan
M6.2
57 km
15 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
26 km
43 km
May 7, 2008
80 km NE of Hasaki, Japan
M6.2
146 km
19 km
Aug 5, 1990
43 km E of ?arai, Japan
M6.1
116 km
27 km
Jun 5, 2012
75 km ESE of ?hara, Japan
M6.1
129 km
15 km
Mar 13, 2011
72 km E of Hasaki, Japan
M6.1
144 km
8 km
May 26, 2023
12 km SE of Narutō, Japan
M6.1
47 km
42 km
Sep 15, 2011
68 km E of ?arai, Japan
M6.1
133 km
28 km
Jan 9, 1995
48 km ENE of Hasaki, Japan
M6.0
120 km
33 km
May 4, 2014
31 km ESE of It?, Japan
M6.0
103 km
153 km
Mar 11, 2011
4 km ESE of Hasaki, Japan
M6.0
75 km
48 km
Jul 20, 2000
31 km ESE of Hitachi, Japan
M6.0
125 km
47 km
Mar 15, 2011
6 km NNW of Fujinomiya, Japan
M6.0
140 km
9 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
40 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2025
Nakri
Category 1
-
277 km
2024
Ampil
Category 3
98 mph
187 km
2024
Jebi
Category 1
75 mph
219 km
2021
Mindulle
Category 1
86 mph
290 km
2019
Faxai
Category 4
98 mph
24 km
2019
Hagibis
Category 2
92 mph
59 km
2018
Jongdari
Category 2
86 mph
196 km
2018
Shanshan
Category 1
81 mph
137 km
2016
Mindulle
Category 1
75 mph
161 km
2016
Lionrock
Category 1
81 mph
232 km
2014
Phanfone
Category 1
75 mph
173 km
2011
Roke
Category 2
92 mph
80 km
2009
Krovanh
Category 1
69 mph
243 km
2007
Fitow
Category 1
81 mph
77 km
2005
Saola
Category 2
86 mph
246 km
2005
Mawar
Category 2
86 mph
23 km
2004
Ma-on
Category 4
92 mph
24 km
2003
Choi-wan
Category 3
81 mph
264 km
2002
Higos
Category 2
86 mph
27 km
2002
Phanfone
Category 1
75 mph
279 km
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
19 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
81 km
1703
OFF SW BOSO PENINSULA
Earthquake
11.7 m
5,233
111 km
1495
KAMAKURA, SAGAMI BAY, TOKAIDO
Earthquake
5.0 m
200
81 km
1732
KUJUKURI BEACH, JAPAN
Earthquake
2.0 m
-
87 km
1670
BOSO, JAPAN
Earthquake
2.0 m
-
89 km
1433
OFF IZU-OSHIMA
Earthquake
2.0 m
-
100 km
1980
HONSHU ISLAND
Earthquake
0.6 m
-
125 km
1978
TOKAIDO
Earthquake
0.4 m
25
120 km
1923
RYUKYU ISLANDS
Earthquake
0.3 m
-
88 km
1896
KASHIMA, JAPAN
Earthquake
0.3 m
-
125 km
1990
JAPAN
Earthquake
0.2 m
-
130 km
1855
TOKAIDO
Earthquake
-
6,757
22 km
1782
ODAWARA, SAGAMI BAY
Eruption + Earthquake
-
-
72 km
1642
BOSO, JAPAN
Earthquake
-
-
74 km
1633
SAGAMI BAY
Earthquake
-
150
93 km
1602
BOSO, JAPAN
Eruption + Earthquake
-
-
77 km
1257
SAGAMI BAY, JAPAN
Earthquake
-
-
73 km
1241
KAMAKURA, SAGAMI BAY
Earthquake
-
-
79 km
818
TOKAIDO
Eruption + Earthquake
-
-
86 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Hakoneyama (105 km).
Name
Type
Elevation
Last Eruption
Distance
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
105 km
Izu-Oshima
Stratovolcano
758 m (2,487 ft)
1990
122 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
122 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
124 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
124 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
130 km
Omanago Group
Lava dome(s)
2,341 m (7,680 ft)
-3050
133 km
Takaharayama
Stratovolcano
1,795 m (5,889 ft)
-4570
138 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
138 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
139 km
Toshima
Stratovolcano
508 m (1,667 ft)
-4550
147 km
Hiuchigatake
Stratovolcano
2,356 m (7,730 ft)
1544
157 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
159 km
Niijima
Lava dome(s)
432 m (1,417 ft)
886
159 km
Nasudake
Stratovolcano(es)
1,915 m (6,283 ft)
1963
161 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
42°F (6°C)
1.7 in
Driest
February
41°F (5°C)
2.4 in
Coldest
March
47°F (8°C)
3.8 in
April
57°F (14°C)
4.6 in
May
64°F (18°C)
4.5 in
June
70°F (21°C)
6.2 in
July
82°F (28°C)
5.0 in
Warmest
August
80°F (26°C)
5.2 in
September
73°F (23°C)
7.4 in
Wettest
October
63°F (17°C)
6.7 in
November
53°F (12°C)
3.4 in
December
44°F (7°C)
1.7 in
Narashino has a seasonal temperature swing of 40°F / from 41°F in February to 82°F in July. Total annual precipitation is 52.5 inches, with September being the wettest month (7.4") and January the driest (1.7").