Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tsuchiura enjoys a temperate climate with an average annual temperature of 62°F (16°C). Winters average 39°F in January while summers reach 82°F in July. The area gets 294 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 51.7 inches (wetter than the 38-inch national average). The area receives 1.3 inches of snow annually. The city sits at an elevation of 16 feet.
Temperature
39°F Jan (4°C)82°F Jul (28°C)
Annual Average
61.5°F
14% above US avg
January Average
39°F (4°C)
July Average
82°F (28°C)
Sunny Days
294 days/yr
Geography
Elevation
16 ft (5 m)
Area
64.6 sq mi (167.2 km²)
Population Density
2,237/sq mi
Coordinates
36.0905°N, 140.2105°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall51.7"
36% above US avg
Snowfall1.3"
Wettest Month (Sep)7.20"
Driest Month (Jan)1.57"
Air Quality
Earthquake History
3,597 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
84 km
43 km
May 7, 2008
78 km NE of Hasaki, Japan
M6.9
118 km
27 km
Apr 11, 2011
17 km SSW of Ishikawa, Japan
M6.6
103 km
11 km
Mar 11, 2011
81 km NE of Hasaki, Japan
M6.5
122 km
7 km
Jul 30, 2011
13 km SSE of Iwaki, Japan
M6.3
116 km
38 km
Mar 11, 2011
92 km ENE of Hasaki, Japan
M6.3
144 km
21 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
64 km
67 km
Sep 11, 1996
23 km SSE of Hasaki, Japan
M6.2
90 km
55 km
Mar 11, 2011
70 km ESE of Kitaibaraki, Japan
M6.2
126 km
40 km
Jun 3, 2000
6 km SE of Narut?, Japan
M6.2
64 km
62 km
Apr 11, 2011
23 km SE of T?gane, Japan
M6.2
82 km
15 km
May 7, 2008
80 km NE of Hasaki, Japan
M6.2
120 km
19 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
58 km
43 km
Sep 15, 2011
68 km E of ?arai, Japan
M6.1
103 km
28 km
May 26, 2023
12 km SE of Narutō, Japan
M6.1
69 km
42 km
Aug 5, 1990
43 km E of ?arai, Japan
M6.1
81 km
27 km
May 7, 2008
95 km ENE of Hasaki, Japan
M6.1
139 km
23 km
Mar 13, 2011
72 km E of Hasaki, Japan
M6.1
135 km
8 km
Aug 6, 1991
19 km E of Hasaki, Japan
M6.0
85 km
29 km
Mar 11, 2011
4 km ESE of Hasaki, Japan
M6.0
73 km
48 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
202 km
2024
Jebi
Category 1
75 mph
216 km
2021
Mindulle
Category 1
86 mph
296 km
2019
Faxai
Category 3
98 mph
33 km
2019
Hagibis
Category 2
92 mph
91 km
2018
Shanshan
Category 1
75 mph
165 km
2018
Jongdari
Category 1
81 mph
244 km
2016
Mindulle
Category 1
75 mph
209 km
2016
Lionrock
Category 1
81 mph
216 km
2014
Phanfone
Category 1
75 mph
211 km
2011
Roke
Category 1
92 mph
93 km
2009
Krovanh
Category 1
69 mph
289 km
2007
Fitow
Category 1
81 mph
106 km
2005
Saola
Category 2
86 mph
274 km
2005
Mawar
Category 2
81 mph
44 km
2004
Ma-on
Category 3
92 mph
66 km
2003
Choi-wan
Category 3
81 mph
293 km
2002
Higos
Category 2
86 mph
35 km
2001
Vipa
Category 1
63 mph
272 km
2001
Danas
Category 1
81 mph
38 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
18 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
128 km
1495
KAMAKURA, SAGAMI BAY, TOKAIDO
Earthquake
5.0 m
200
128 km
1732
KUJUKURI BEACH, JAPAN
Earthquake
2.0 m
—
112 km
1670
BOSO, JAPAN
Earthquake
2.0 m
—
97 km
1433
OFF IZU-OSHIMA
Earthquake
2.0 m
—
147 km
1938
JAPAN TRENCH
Earthquake
0.8 m
—
126 km
1982
IBARAKI, JAPAN
Earthquake
0.4 m
—
134 km
1923
RYUKYU ISLANDS
Earthquake
0.3 m
—
132 km
1896
KASHIMA, JAPAN
Earthquake
0.3 m
—
84 km
1935
JAPAN
Earthquake
0.2 m
—
121 km
1855
TOKAIDO
Earthquake
—
6,757
61 km
1782
ODAWARA, SAGAMI BAY
Eruption + Earthquake
—
—
119 km
1642
BOSO, JAPAN
Earthquake
—
—
105 km
1633
SAGAMI BAY
Earthquake
—
150
135 km
1602
BOSO, JAPAN
Eruption + Earthquake
—
—
113 km
1257
SAGAMI BAY, JAPAN
Earthquake
—
—
118 km
1241
KAMAKURA, SAGAMI BAY
Earthquake
—
—
123 km
818
TOKAIDO
Eruption + Earthquake
—
—
129 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Takaharayama (98 km).
Name
Type
Elevation
Last Eruption
Distance
Takaharayama
Stratovolcano
1,795 m (5,889 ft)
-4570
98 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
99 km
Omanago Group
Lava dome(s)
2,341 m (7,680 ft)
-3050
101 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
105 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
109 km
Nasudake
Stratovolcano(es)
1,915 m (6,283 ft)
1963
117 km
Hiuchigatake
Stratovolcano
2,356 m (7,730 ft)
1544
127 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
129 km
Hakoneyama
Complex
1,438 m (4,718 ft)
2015
144 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
155 km
Fujisan
Stratovolcano
3,776 m (12,388 ft)
1708
157 km
Numazawa
Shield
835 m (2,740 ft)
-3400
161 km
Kusatsu-Shiranesan
Stratovolcano(es)
2,165 m (7,103 ft)
2018
162 km
Shiga
Shield(s)
2,041 m (6,696 ft)
Unknown
165 km
Izu-Tobu
Pyroclastic cone(s)
1,406 m (4,613 ft)
1989
166 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
39°F (4°C)
1.6 in
Coldest, Driest
February
39°F (4°C)
2.4 in
March
44°F (7°C)
3.6 in
April
55°F (13°C)
4.5 in
May
62°F (17°C)
4.8 in
June
68°F (20°C)
6.4 in
July
82°F (28°C)
5.4 in
Warmest
August
78°F (25°C)
5.1 in
September
71°F (22°C)
7.2 in
Wettest
October
61°F (16°C)
6.9 in
November
51°F (11°C)
3.4 in
December
42°F (6°C)
1.9 in
Tsuchiura has a seasonal temperature swing of 43°F / from 39°F in January to 82°F in July. Total annual precipitation is 53.1 inches, with September being the wettest month (7.2") and January the driest (1.6").