Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Masuda enjoys a temperate climate with an average annual temperature of 58°F (15°C). Winters average 40°F in January while summers reach 77°F in July. The area gets 208 sunny days per year. Annual precipitation totals 70.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 46 feet.
Temperature
40°F Jan (5°C)77°F Jul (25°C)
Annual Average
58.3°F
8% above US avg
January Average
40°F (5°C)
July Average
77°F (25°C)
Sunny Days
208 days/yr
Geography
Elevation
46 ft (14 m)
Area
283.1 sq mi (733.3 km²)
Population Density
159/sq mi
Coordinates
34.6667°N, 131.8500°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall70.5"
86% above US avg
Snowfall0.0"
Wettest Month (Jul)10.55"
Driest Month (Dec)3.27"
Air Quality
Earthquake History
97 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M6.8.
Mar 24, 2001
16 km SSW of Kure, Japan
M6.8
90 km
50 km
Oct 6, 2000
8 km ESE of Matsue, Japan
M6.7
146 km
10 km
Mar 13, 2014
32 km SSW of Hikari, Japan
M6.3
109 km
79 km
Jun 25, 1997
17 km E of Hagi, Japan
M5.9
38 km
10 km
Apr 8, 2018
8 km NNE of ?dach?-?da, Japan
M5.7
92 km
10 km
May 22, 1998
9 km NE of Bungo-Takada-shi, Japan
M5.5
120 km
81 km
Aug 28, 1991
9 km SSW of Yasugich?, Japan
M5.5
145 km
13 km
Oct 8, 2000
32 km N of Sh?bara, Japan
M5.4
121 km
10 km
Sep 3, 1997
21 km S of Yasugich?, Japan
M5.3
139 km
10 km
Mar 25, 2001
22 km WNW of H?j?, Japan
M5.2
96 km
43 km
Jul 17, 2021
29 km NE of Kitsuki, Japan
M5.2
117 km
64 km
Oct 28, 1991
13 km SSW of Ube, Japan
M5.2
110 km
17 km
Apr 2, 1997
34 km WSW of ?zu, Japan
M5.1
150 km
46 km
Jan 3, 1991
22 km W of ?zu, Japan
M5.0
137 km
63 km
Jun 3, 2011
9 km ENE of G?tsuch?, Japan
M5.0
59 km
10 km
Jun 18, 2021
1 km ENE of ?zu, Japan
M4.9
145 km
42 km
Jul 1, 2016
17 km NE of Kitsuki, Japan
M4.9
127 km
79 km
Aug 15, 2016
26 km ENE of Kitsuki, Japan
M4.9
132 km
72 km
Aug 30, 1993
16 km WSW of ?zu, Japan
M4.9
146 km
47 km
Mar 8, 2020
28 km NE of Usuki, Japan
M4.9
149 km
58 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
45 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2024
Shanshan
Category 1
86 mph
281 km
2022
Nanmadol
Category 1
81 mph
165 km
2022
Hinnamnor
Category 1
81 mph
228 km
2020
Haishen
Category 2
98 mph
258 km
2020
Maysak
Category 1
86 mph
284 km
2019
Francisco
Category 1
81 mph
228 km
2018
Jebi
Category 3
98 mph
271 km
2018
Trami
Category 1
92 mph
284 km
2018
Cimaron
Category 1
86 mph
261 km
2018
Prapiroon
Category 1
69 mph
262 km
2017
Noru
Category 1
69 mph
250 km
2016
Malakas
Category 1
86 mph
258 km
2015
Goni
Category 3
98 mph
98 km
2015
Nangka
Category 1
81 mph
293 km
2014
Halong
Category 1
81 mph
229 km
2011
Ma-on
Category 1
86 mph
252 km
2007
Usagi
Category 2
92 mph
44 km
2007
Man-yi
Category 1
81 mph
236 km
2006
Shanshan
Category 1
92 mph
152 km
2005
Nabi
Category 2
86 mph
70 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
2 tsunamis recorded within 500 km.
Highest wave on record: 10.0 m (33 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1026
OFF MASUDA, SHIMANE PREFECTURE
Earthquake
10.0 m
1,001
16 km
1872
SW. HONSHU ISLAND
Earthquake
3.0 m
804
29 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
4 volcanoes within 200 km.
Closest: Abu (29 km).
Name
Type
Elevation
Last Eruption
Distance
Abu
Shield(s)
641 m (2,103 ft)
-6850
29 km
Sanbesan
Stratovolcano
1,126 m (3,694 ft)
650
88 km
Yufu-Tsurumi
Lava dome(s)
1,584 m (5,197 ft)
867
160 km
Kujusan
Stratovolcano(es)
1,791 m (5,876 ft)
1996
184 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
40°F (5°C)
4.0 in
Coldest
February
41°F (5°C)
3.6 in
March
45°F (7°C)
5.0 in
April
55°F (13°C)
6.1 in
May
63°F (17°C)
6.2 in
June
70°F (21°C)
9.7 in
July
77°F (25°C)
10.6 in
Wettest
August
79°F (26°C)
5.8 in
Warmest
September
72°F (22°C)
7.8 in
October
62°F (17°C)
4.5 in
November
53°F (12°C)
3.9 in
December
44°F (7°C)
3.3 in
Driest
Masuda has a seasonal temperature swing of 39°F / from 40°F in January to 79°F in August. Total annual precipitation is 70.5 inches, with July being the wettest month (10.6") and December the driest (3.3").