Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Miyaodai enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 42°F in January while summers reach 79°F in July. The area gets 212 sunny days per year. Annual precipitation totals 68.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 131 feet.
Temperature
42°F Jan (6°C)79°F Jul (26°C)
Annual Average
60.6°F
12% above US avg
January Average
42°F (6°C)
July Average
79°F (26°C)
Sunny Days
212 days/yr
Geography
Elevation
131 ft (40 m)
Area
7.0 sq mi (18.0 km²)
Population Density
4,045/sq mi
Coordinates
33.8466°N, 130.7128°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall68.5"
80% above US avg
Snowfall0.0"
Wettest Month (Jul)12.01"
Driest Month (Dec)2.64"
Air Quality
Earthquake History
231 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M7.0.
Apr 15, 2016
6 km ESE of Kumamoto, Japan
M7.0
118 km
10 km
Mar 20, 2005
28 km NNW of Maebaru-ch??, Japan
M6.6
54 km
10 km
Mar 13, 2014
32 km SSW of Hikari, Japan
M6.3
104 km
79 km
Jun 11, 2006
15 km S of Tsukawaki, Japan
M6.3
89 km
140 km
Apr 14, 2016
2 km SSE of Kumamoto, Japan
M6.2
118 km
9 km
Apr 14, 2016
5 km ENE of Uto, Japan
M6.0
128 km
8 km
Jun 25, 1997
17 km E of Hagi, Japan
M5.9
102 km
10 km
Apr 15, 2016
6 km S of Kikuchi, Japan
M5.7
103 km
10 km
Apr 15, 2016
10 km NE of Aso, Japan
M5.5
102 km
13 km
Apr 18, 2016
8 km NNE of Aso, Japan
M5.5
99 km
10 km
Jul 12, 2015
12 km SSW of Usuki, Japan
M5.5
133 km
53 km
May 22, 1998
9 km NE of Bungo-Takada-shi, Japan
M5.5
78 km
81 km
Apr 19, 2005
8 km NNW of Maebaru-ch??, Japan
M5.5
55 km
19 km
Apr 15, 2016
5 km WSW of Aso, Japan
M5.4
107 km
4 km
Apr 14, 2016
14 km ESE of Kumamoto, Japan
M5.4
123 km
10 km
Apr 15, 2016
5 km ENE of Uto, Japan
M5.3
127 km
10 km
Apr 19, 2016
6 km NNE of Honmachi, Japan
M5.3
144 km
5 km
Apr 15, 2016
13 km ESE of Kumamoto, Japan
M5.3
121 km
10 km
Apr 14, 2016
4 km NNE of Uto, Japan
M5.3
126 km
10 km
Oct 28, 1991
13 km SSW of Ube, Japan
M5.2
47 km
17 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
54 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2024
Shanshan
Category 2
98 mph
155 km
2022
Nanmadol
Category 2
98 mph
29 km
2022
Hinnamnor
Category 1
81 mph
205 km
2020
Haishen
Category 2
98 mph
151 km
2020
Maysak
Category 2
92 mph
226 km
2019
Francisco
Category 1
81 mph
106 km
2018
Trami
Category 1
98 mph
274 km
2018
Prapiroon
Category 1
75 mph
140 km
2017
Noru
Category 1
69 mph
253 km
2016
Malakas
Category 2
86 mph
241 km
2016
Chaba
Category 1
75 mph
248 km
2015
Goni
Category 3
104 mph
21 km
2014
Halong
Category 1
81 mph
258 km
2013
Danas
Category 1
75 mph
205 km
2012
Sanba
Category 3
98 mph
243 km
2011
Ma-on
Category 1
86 mph
264 km
2007
Usagi
Category 3
98 mph
57 km
2007
Man-yi
Category 2
86 mph
219 km
2006
Shanshan
Category 2
98 mph
34 km
2005
Nabi
Category 2
92 mph
40 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
6 tsunamis recorded within 500 km.
Highest wave on record: 55.0 m (180 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1792
SHIMABARA BAY, KYUSHU ISLAND
Landslide
55.0 m
15,000
128 km
1026
OFF MASUDA, SHIMANE PREFECTURE
Earthquake
10.0 m
1,001
146 km
1596
BEPPU BAY, KYUSHU
Eruption + Earthquake
8.0 m
708
110 km
1715
SEIKAIDO
Earthquake
—
—
110 km
1698
SEIKAIDO-NANKAIDO
Earthquake
—
—
110 km
1597
BEPPU BAY, JAPAN
Eruption + Earthquake
—
40
102 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
5 volcanoes within 200 km.
Closest: Yufu-Tsurumi (89 km).
Name
Type
Elevation
Last Eruption
Distance
Yufu-Tsurumi
Lava dome(s)
1,584 m (5,197 ft)
867
89 km
Kujusan
Stratovolcano(es)
1,791 m (5,876 ft)
1996
98 km
Abu
Shield(s)
641 m (2,103 ft)
-6850
109 km
Asosan
Caldera
1,592 m (5,223 ft)
2020
113 km
Unzendake
Complex
1,483 m (4,865 ft)
1996
127 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
42°F (6°C)
3.2 in
Coldest
February
43°F (6°C)
3.5 in
March
48°F (9°C)
4.3 in
April
57°F (14°C)
6.1 in
May
65°F (18°C)
6.0 in
June
72°F (22°C)
10.4 in
July
79°F (26°C)
12.0 in
Wettest
August
81°F (27°C)
5.5 in
Warmest
September
74°F (23°C)
8.1 in
October
64°F (18°C)
3.8 in
November
55°F (13°C)
3.2 in
December
46°F (8°C)
2.6 in
Driest
Miyaodai has a seasonal temperature swing of 38°F / from 42°F in January to 81°F in August. Total annual precipitation is 68.5 inches, with July being the wettest month (12.0") and December the driest (2.6").