Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mito 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 236 sunny days per year, above the national average. Annual precipitation totals 54.9 inches (wetter than the 38-inch national average). The city sits at an elevation of 92 feet.
Temperature
37°F Jan (3°C)74°F Jul (23°C)
Annual Average
56.0°F
4% above US avg
January Average
37°F (3°C)
July Average
74°F (23°C)
Sunny Days
236 days/yr
Geography
Elevation
92 ft (28 m)
Area
108.7 sq mi (281.4 km²)
Population Density
2,491/sq mi
Coordinates
36.3500°N, 140.4500°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall54.9"
45% above US avg
Snowfall0.0"
Wettest Month (Sep)7.13"
Driest Month (Jan)1.42"
Air Quality
Earthquake History
4,110 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
60 km
43 km
May 7, 2008
78 km NE of Hasaki, Japan
M6.9
99 km
27 km
Apr 11, 2011
17 km SSW of Ishikawa, Japan
M6.6
73 km
11 km
Mar 11, 2011
81 km NE of Hasaki, Japan
M6.5
102 km
7 km
Mar 11, 2011
108 km ESE of Kitaibaraki, Japan
M6.4
128 km
32 km
Jul 30, 2011
13 km SSE of Iwaki, Japan
M6.3
80 km
38 km
Mar 11, 2011
92 km ENE of Hasaki, Japan
M6.3
128 km
21 km
Jun 1, 1990
near the east coast of Honshu, Japan
M6.3
93 km
67 km
Mar 11, 2011
near the east coast of Honshu, Japan
M6.3
126 km
25 km
Apr 21, 2011
6 km WNW of T?gane, Japan
M6.2
87 km
43 km
Apr 11, 2011
23 km SE of T?gane, Japan
M6.2
104 km
15 km
Jun 3, 2000
6 km SE of Narut?, Japan
M6.2
89 km
62 km
May 7, 2008
80 km NE of Hasaki, Japan
M6.2
100 km
19 km
Sep 11, 1996
23 km SSE of Hasaki, Japan
M6.2
101 km
55 km
Mar 11, 2011
70 km ESE of Kitaibaraki, Japan
M6.2
96 km
40 km
Mar 11, 2011
61 km ESE of Namie, Japan
M6.2
140 km
40 km
Aug 5, 1990
43 km E of ?arai, Japan
M6.1
56 km
27 km
May 13, 2011
31 km ESE of Namie, Japan
M6.1
141 km
35 km
Sep 15, 2011
68 km E of ?arai, Japan
M6.1
80 km
28 km
May 7, 2008
95 km ENE of Hasaki, Japan
M6.1
119 km
23 km
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
34 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
205 km
2024
Jebi
Category 1
75 mph
200 km
2021
Mindulle
Category 1
86 mph
295 km
2019
Faxai
Category 3
98 mph
50 km
2019
Hagibis
Category 2
92 mph
61 km
2018
Shanshan
Category 1
75 mph
182 km
2018
Jongdari
Category 1
81 mph
278 km
2016
Lionrock
Category 1
81 mph
200 km
2016
Mindulle
Category 1
75 mph
244 km
2014
Phanfone
Category 1
75 mph
246 km
2011
Roke
Category 1
92 mph
123 km
2007
Fitow
Category 1
81 mph
140 km
2005
Saola
Category 2
86 mph
288 km
2005
Mawar
Category 2
81 mph
63 km
2004
Ma-on
Category 3
92 mph
102 km
2002
Higos
Category 2
86 mph
70 km
2001
Vipa
Category 1
69 mph
282 km
2001
Danas
Category 1
81 mph
7 km
2000
Sonamu
Category 1
63 mph
243 km
2000
Kirogi
Category 1
86 mph
78 km
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
17 tsunamis recorded within 500 km.
Highest wave on record: 2.0 m (7 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1732
KUJUKURI BEACH, JAPAN
Earthquake
2.0 m
-
132 km
1670
BOSO, JAPAN
Earthquake
2.0 m
-
107 km
2016
E. COAST HONSHU ISLAND
Earthquake
1.4 m
-
143 km
1938
OFF FUKUSHIMA PREFECTURE
Earthquake
1.3 m
-
133 km
1938
JAPAN TRENCH
Earthquake
0.8 m
-
93 km
1938
SANRIKU
Earthquake
0.8 m
-
118 km
1938
SANRIKU
Earthquake
0.6 m
1
139 km
1938
SANRIKU
Earthquake
0.6 m
-
146 km
1982
IBARAKI, JAPAN
Earthquake
0.4 m
-
114 km
1961
KASHIMA, JAPAN
Earthquake
0.4 m
-
136 km
1961
KASHIMA, JAPAN
Earthquake
0.4 m
-
131 km
1896
KASHIMA, JAPAN
Earthquake
0.3 m
-
52 km
1935
JAPAN
Earthquake
0.2 m
-
89 km
1987
E. HONSHU ISLAND
Earthquake
0.1 m
-
131 km
1855
TOKAIDO
Earthquake
-
6,757
97 km
1642
BOSO, JAPAN
Earthquake
-
-
129 km
1602
BOSO, JAPAN
Eruption + Earthquake
-
-
139 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
15 volcanoes within 200 km.
Closest: Takaharayama (86 km).
Name
Type
Elevation
Last Eruption
Distance
Takaharayama
Stratovolcano
1,795 m (5,889 ft)
-4570
86 km
Nasudake
Stratovolcano(es)
1,915 m (6,283 ft)
1963
97 km
Nantaisan
Stratovolcano
2,486 m (8,156 ft)
-9540
97 km
Omanago Group
Lava dome(s)
2,341 m (7,680 ft)
-3050
98 km
Nikko-Shiranesan
Shield
2,578 m (8,458 ft)
1952
108 km
Akagisan
Stratovolcano
1,828 m (5,997 ft)
Unknown
115 km
Hiuchigatake
Stratovolcano
2,356 m (7,730 ft)
1544
124 km
Bandaisan
Stratovolcano
1,816 m (5,958 ft)
1888
143 km
Harunasan
Stratovolcano
1,449 m (4,754 ft)
550
144 km
Numazawa
Shield
835 m (2,740 ft)
-3400
145 km
Adatarayama
Stratovolcano(es)
1,728 m (5,669 ft)
1996
145 km
Azumayama
Stratovolcano(es)
1,949 m (6,394 ft)
1977
155 km
Asamayama
Complex
2,568 m (8,425 ft)
2019
173 km
Kusatsu-Shiranesan
Stratovolcano(es)
2,165 m (7,103 ft)
2018
174 km
Shiga
Shield(s)
2,041 m (6,696 ft)
Unknown
177 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
37°F (3°C)
1.4 in
Coldest, Driest
February
38°F (3°C)
2.3 in
March
43°F (6°C)
3.7 in
April
53°F (12°C)
4.7 in
May
61°F (16°C)
5.4 in
June
67°F (20°C)
6.8 in
July
74°F (23°C)
6.1 in
August
77°F (25°C)
5.4 in
Warmest
September
71°F (21°C)
7.1 in
Wettest
October
60°F (16°C)
6.9 in
November
50°F (10°C)
3.2 in
December
41°F (5°C)
1.9 in
Mito has a seasonal temperature swing of 40°F / from 37°F in January to 77°F in August. Total annual precipitation is 54.9 inches, with September being the wettest month (7.1") and January the driest (1.4").