Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Honmura 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 232 sunny days per year, above the national average. Annual precipitation totals 57.4 inches (wetter than the 38-inch national average). The city sits at an elevation of 16 feet.
Temperature
40°F Jan (4°C)79°F Jul (26°C)
Annual Average
59.0°F
9% above US avg
January Average
40°F (4°C)
July Average
79°F (26°C)
Sunny Days
232 days/yr
Geography
Elevation
16 ft (5 m)
Area
40.0 sq mi (103.6 km²)
Population Density
78/sq mi
Coordinates
34.4608°N, 133.9972°W
Timezone
Asia/Tokyo
Precipitation & Snow
Annual Rainfall57.4"
51% above US avg
Snowfall0.0"
Wettest Month (Jun)9.06"
Driest Month (Dec)1.22"
Air Quality
Earthquake History
182 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
95 km
22 km
Mar 24, 2001
16 km SSW of Kure, Japan
M6.8
142 km
50 km
Oct 6, 2000
8 km ESE of Matsue, Japan
M6.7
136 km
10 km
Apr 12, 2013
6 km WNW of Sumoto, Japan
M5.8
77 km
14 km
Aug 20, 1999
22 km SE of Kainan, Japan
M5.7
138 km
66 km
Aug 28, 1991
9 km SSW of Yasugich?, Japan
M5.5
121 km
13 km
Sep 24, 2003
5 km WNW of Ayabe, Japan
M5.4
145 km
372 km
Oct 8, 2000
32 km N of Sh?bara, Japan
M5.4
116 km
10 km
Sep 3, 1997
21 km S of Yasugich?, Japan
M5.3
111 km
10 km
Jan 11, 2001
15 km E of Tottori, Japan
M5.3
119 km
33 km
Sep 16, 2002
24 km SW of Kurayoshi, Japan
M5.3
94 km
10 km
Oct 8, 2000
8 km SSW of Yonago, Japan
M5.2
118 km
10 km
Mar 13, 2019
22 km ESE of Anan, Japan
M5.2
107 km
37 km
Mar 25, 2001
22 km WNW of H?j?, Japan
M5.2
143 km
43 km
Apr 26, 2007
15 km ESE of Niihama, Japan
M5.1
80 km
50 km
Jan 16, 1995
20 km SW of Akashi, Japan
M5.0
77 km
10 km
Jul 5, 2011
12 km NNW of Gob?, Japan
M5.0
117 km
16 km
Aug 22, 1994
39 km S of Anan, Japan
M4.9
114 km
38 km
Sep 28, 1990
24 km NNW of Kariya, Japan
M4.9
59 km
26 km
Jun 16, 2022
5 km S of Komatsushimach?, Japan
M4.9
78 km
40 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
47 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 3.
Year
Name
Category
Max Wind
Closest
2023
Lan
Category 2
81 mph
178 km
2018
Jebi
Category 3
98 mph
85 km
2018
Trami
Category 1
92 mph
145 km
2018
Cimaron
Category 1
92 mph
66 km
2018
Jongdari
Category 1
75 mph
284 km
2017
Noru
Category 1
69 mph
106 km
2016
Malakas
Category 1
86 mph
190 km
2015
Goni
Category 1
81 mph
286 km
2015
Nangka
Category 1
81 mph
165 km
2014
Phanfone
Category 2
92 mph
208 km
2014
Halong
Category 1
81 mph
175 km
2012
Jelawat
Category 1
92 mph
223 km
2011
Roke
Category 3
98 mph
246 km
2011
Ma-on
Category 1
86 mph
110 km
2009
Melor
Category 1
86 mph
245 km
2008
Sinlaku
Category 1
75 mph
203 km
2007
Usagi
Category 2
92 mph
227 km
2007
Man-yi
Category 1
81 mph
225 km
2005
Nabi
Category 1
75 mph
256 km
2004
Songda
Category 2
86 mph
189 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
7 tsunamis recorded within 500 km.
Highest wave on record: 2.0 m (7 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1711
SEIONAIKAI, JAPAN
Earthquake
2.0 m
1,000
18 km
1510
OSAKA BAY
Earthquake
2.0 m
—
129 km
1808
E. AWA, TOKUSHIMA PREFECTURE
Earthquake
1.5 m
—
97 km
1995
KOBE, JAPAN
Earthquake
0.3 m
6,434
99 km
1791
OASAKA BAY
Earthquake
—
—
129 km
1331
OFF TANABE, WAKAYAMA PREFECTURE
Earthquake
—
—
139 km
745
OSAKA BAY, JAPAN
Earthquake
—
—
120 km
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km.
Closest: Sanbesan (147 km).
Name
Type
Elevation
Last Eruption
Distance
Sanbesan
Stratovolcano
1,126 m (3,694 ft)
650
147 km
Oki-Dogo
Shield
151 m (495 ft)
Unknown
200 km
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
40°F (4°C)
1.5 in
Coldest
February
40°F (4°C)
2.1 in
March
45°F (7°C)
3.5 in
April
56°F (13°C)
5.6 in
May
64°F (18°C)
5.9 in
June
71°F (22°C)
9.1 in
Wettest
July
79°F (26°C)
7.8 in
August
81°F (27°C)
4.5 in
Warmest
September
73°F (23°C)
8.8 in
October
63°F (17°C)
4.5 in
November
53°F (12°C)
2.8 in
December
44°F (7°C)
1.2 in
Driest
Honmura has a seasonal temperature swing of 41°F / from 40°F in January to 81°F in August. Total annual precipitation is 57.4 inches, with June being the wettest month (9.1") and December the driest (1.2").