Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tatsuno enjoys a temperate climate with an average annual temperature of 59°F (15°C). Winters average 40°F in January while summers reach 79°F in July. The area gets 239 sunny days per year, above the national average. Annual precipitation totals 53.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 49 feet.
Temperature
40°F Jan (4°C)79°F Jul (26°C)
Annual Average
59.3°F
10% above US avg
January Average
40°F (4°C)
July Average
79°F (26°C)
Sunny Days
239 days/yr
Geography
Elevation
49 ft (15 m)
Area
130.1 sq mi (337.0 km²)
Population Density
571/sq mi
Coordinates
34.8318°N, 134.5434°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall53.5"
41% above US avg
Snowfall0.0"
Wettest Month (Sep)8.23"
Driest Month (Dec)1.42"
Air Quality
Earthquake History
265 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.9.
Jan 16, 1995
8 km S of Akashi, Japan
M6.9
52 km
22 km
Oct 6, 2000
8 km ESE of Matsue, Japan
M6.7
146 km
10 km
Apr 11, 1990
11 km ENE of Maizuru, Japan
M6.1
109 km
362 km
Apr 12, 2013
6 km WNW of Sumoto, Japan
M5.8
58 km
14 km
Aug 7, 1992
21 km N of Miyazu, Japan
M5.8
114 km
358 km
Aug 20, 1999
22 km SE of Kainan, Japan
M5.7
120 km
66 km
Apr 21, 2000
27 km NNE of Maizuru, Japan
M5.5
126 km
347 km
Aug 28, 1991
9 km SSW of Yasugich?, Japan
M5.5
134 km
13 km
Jun 17, 2018
near the south coast of western Honshu, Japan
M5.5
100 km
10 km
Oct 8, 2000
32 km N of Sh?bara, Japan
M5.4
141 km
10 km
Sep 24, 2003
5 km WNW of Ayabe, Japan
M5.4
80 km
372 km
Jan 11, 2001
15 km E of Tottori, Japan
M5.3
73 km
33 km
Sep 16, 2002
24 km SW of Kurayoshi, Japan
M5.3
94 km
10 km
Sep 3, 1997
21 km S of Yasugich?, Japan
M5.3
128 km
10 km
Oct 8, 2000
8 km SSW of Yonago, Japan
M5.2
127 km
10 km
Mar 13, 2019
22 km ESE of Anan, Japan
M5.2
117 km
37 km
Mar 16, 1999
10 km WNW of Kitahama, Japan
M5.1
124 km
33 km
Apr 26, 2007
15 km ESE of Niihama, Japan
M5.1
144 km
50 km
Apr 14, 2000
10 km SSW of Tanabe, Japan
M5.1
148 km
35 km
Apr 16, 1994
16 km ENE of Maizuru, Japan
M5.0
115 km
358 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
46 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2023
Lan
Category 2
75 mph
165 km
2018
Jebi
Category 3
98 mph
68 km
2018
Trami
Category 1
92 mph
145 km
2018
Cimaron
Category 1
86 mph
30 km
2018
Jongdari
Category 1
75 mph
237 km
2017
Lan
Category 1
98 mph
292 km
2017
Noru
Category 1
69 mph
106 km
2016
Malakas
Category 1
86 mph
246 km
2015
Nangka
Category 1
81 mph
205 km
2014
Phanfone
Category 2
92 mph
219 km
2014
Halong
Category 1
81 mph
234 km
2012
Jelawat
Category 1
92 mph
250 km
2011
Roke
Category 3
98 mph
232 km
2011
Ma-on
Category 1
86 mph
137 km
2009
Melor
Category 1
86 mph
210 km
2008
Sinlaku
Category 1
75 mph
225 km
2007
Usagi
Category 2
92 mph
251 km
2007
Man-yi
Category 1
81 mph
287 km
2005
Nabi
Category 1
75 mph
297 km
2004
Songda
Category 2
86 mph
220 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
9 tsunamis recorded within 500 km.
Highest wave on record: 11.3 m (37 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1927
SW. HONSHU ISLAND
Eruption + Earthquake
11.3 m
3,022
99 km
1711
SEIONAIKAI, JAPAN
Earthquake
2.0 m
1,000
77 km
1510
OSAKA BAY
Earthquake
2.0 m
—
82 km
1808
E. AWA, TOKUSHIMA PREFECTURE
Earthquake
1.5 m
—
106 km
1995
KOBE, JAPAN
Earthquake
0.3 m
6,434
55 km
1791
OASAKA BAY
Earthquake
—
—
87 km
1331
OFF TANABE, WAKAYAMA PREFECTURE
Earthquake
—
—
140 km
745
OSAKA BAY, JAPAN
Earthquake
—
—
74 km
701
SEA OF JAPAN
Earthquake
—
—
124 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km.
Closest: Sanbesan (178 km).
Name
Type
Elevation
Last Eruption
Distance
Sanbesan
Stratovolcano
1,126 m (3,694 ft)
650
178 km
Oki-Dogo
Shield
151 m (495 ft)
Unknown
185 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
40°F (4°C)
1.8 in
Coldest
February
40°F (5°C)
2.2 in
March
45°F (7°C)
3.5 in
April
56°F (13°C)
5.2 in
May
64°F (18°C)
5.4 in
June
71°F (22°C)
8.1 in
July
79°F (26°C)
6.5 in
August
81°F (27°C)
4.1 in
Warmest
September
74°F (23°C)
8.2 in
Wettest
October
63°F (17°C)
4.3 in
November
53°F (12°C)
2.8 in
December
44°F (7°C)
1.4 in
Driest
Tatsuno has a seasonal temperature swing of 41°F / from 40°F in January to 81°F in August. Total annual precipitation is 53.5 inches, with September being the wettest month (8.2") and December the driest (1.4").