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Weather & Climate in Udono, Japan
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Udono enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 44°F in January while summers reach 78°F in July. The area gets 183 sunny days per year. Annual precipitation totals 84.5 inches (wetter than the 38-inch national average). The city sits at an elevation of 7 feet.
Temperature
44°F Jan (7°C)
78°F Jul (26°C)
| Annual Average | 61.4°F |
| 14% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 183 days/yr |
Geography
| Elevation | 7 ft (2 m) |
| Area | 1.1 sq mi (2.9 km²) |
| Population Density | 9,298/sq mi |
| Coordinates | 33.7370°N, 136.0111°W |
| Timezone | Asia/Tokyo |
Precipitation & Snow
Air Quality
Earthquake History
624 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.4.
| Sep 5, 2004 | 118 km ESE of Shing?, Japan | M7.4 | 116 km | 10 km |
| Sep 5, 2004 | 94 km SE of Shing?, Japan | M7.2 | 93 km | 14 km |
| Jan 16, 1995 | 8 km S of Akashi, Japan | M6.9 | 131 km | 22 km |
| Sep 6, 2004 | 129 km ESE of Shing?, Japan | M6.6 | 127 km | 10 km |
| Sep 5, 2004 | 119 km ESE of Shing?, Japan | M6.5 | 117 km | 15 km |
| Jul 27, 2019 | 138 km ESE of Shing?, Japan | M6.3 | 137 km | 367 km |
| Sep 8, 2004 | 130 km ESE of Shing?, Japan | M6.1 | 129 km | 21 km |
| Jul 7, 1995 | 62 km SSE of Toba, Japan | M6.0 | 106 km | 333 km |
| Apr 1, 2016 | 54 km SE of Shing?, Japan | M5.9 | 53 km | 14 km |
| Apr 12, 2013 | 6 km WNW of Sumoto, Japan | M5.8 | 130 km | 14 km |
| Jun 1, 1998 | 17 km SW of Owase, Japan | M5.8 | 24 km | 399 km |
| Feb 26, 2025 | 38 km ESE of Shingū, Japan | M5.8 | 36 km | 388 km |
| Sep 5, 2004 | 93 km SE of Shing?, Japan | M5.7 | 92 km | 10 km |
| Aug 20, 1999 | 22 km SE of Kainan, Japan | M5.7 | 64 km | 66 km |
| Feb 22, 2005 | 124 km ESE of Shing?, Japan | M5.6 | 123 km | 370 km |
| Oct 18, 1996 | 102 km SSE of Toba, Japan | M5.6 | 129 km | 338 km |
| Sep 7, 2004 | 116 km ESE of Shing?, Japan | M5.6 | 115 km | 10 km |
| Sep 10, 2004 | 88 km SSE of Shing?, Japan | M5.6 | 88 km | 10 km |
| Nov 18, 2013 | 25 km SE of Toba, Japan | M5.6 | 116 km | 328 km |
| Jun 17, 2018 | near the south coast of western Honshu, Japan | M5.5 | 126 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
55 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2025 | Nakri | Category 1 | - | 231 km |
| 2023 | Lan | Category 2 | 81 mph | 29 km |
| 2019 | Faxai | Category 4 | 98 mph | 269 km |
| 2019 | Hagibis | Category 3 | 98 mph | 188 km |
| 2018 | Jebi | Category 3 | 98 mph | 120 km |
| 2018 | Trami | Category 1 | 92 mph | 48 km |
| 2018 | Cimaron | Category 1 | 92 mph | 131 km |
| 2018 | Jongdari | Category 1 | 81 mph | 131 km |
| 2017 | Lan | Category 2 | 104 mph | 116 km |
| 2017 | Noru | Category 1 | 69 mph | 89 km |
| 2016 | Malakas | Category 1 | 81 mph | 256 km |
| 2015 | Nangka | Category 1 | 86 mph | 179 km |
| 2014 | Phanfone | Category 2 | 92 mph | 66 km |
| 2014 | Halong | Category 1 | 81 mph | 265 km |
| 2013 | Wipha | Category 1 | 81 mph | 276 km |
| 2012 | Jelawat | Category 1 | 92 mph | 163 km |
| 2011 | Roke | Category 4 | 98 mph | 75 km |
| 2011 | Ma-on | Category 1 | 86 mph | 132 km |
| 2010 | Chaba | Category 1 | 75 mph | 234 km |
| 2009 | Melor | Category 1 | 92 mph | 62 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
20 tsunamis recorded within 500 km. Highest wave on record: 28.0 m (92 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1854 | NANKAIDO | Earthquake | 28.0 m | 3,000 | 118 km |
| 1707 | NANKAIDO | Earthquake | 25.7 m | 5,000 | 127 km |
| 1944 | OFF SOUTHEAST COAST KII PENINSULA | Earthquake | 10.0 m | 1,223 | 105 km |
| 1605 | NANKAIDO | Earthquake | 10.0 m | 5,000 | 132 km |
| 1096 | ENSHUNADA | Earthquake | 7.0 m | - | 141 km |
| 1946 | HONSHU: S COAST | Earthquake | 6.6 m | 1,362 | 69 km |
| 1520 | KII, KUMANANONADA | Earthquake | 2.0 m | - | 31 km |
| 1510 | OSAKA BAY | Earthquake | 2.0 m | - | 111 km |
| 1408 | KUMANONADA | Earthquake | 2.0 m | - | 83 km |
| 1403 | KUMANONADA | Earthquake | 2.0 m | - | 45 km |
| 922 | KUMANONADA | Earthquake | 2.0 m | - | 64 km |
| 1808 | E. AWA, TOKUSHIMA PREFECTURE | Earthquake | 1.5 m | - | 113 km |
| 2004 | SOUTH COAST HONSHU ISLAND | Earthquake | 0.9 m | - | 116 km |
| 2004 | SOUTH COAST HONSHU ISLAND | Earthquake | 0.6 m | - | 93 km |
| 1948 | TOKAIDO | Earthquake | 0.6 m | - | 81 km |
| 1995 | KOBE, JAPAN | Earthquake | 0.3 m | 6,434 | 129 km |
| 1791 | OASAKA BAY | Earthquake | - | - | 102 km |
| 1708 | TOKAIDO | Earthquake | - | - | 96 km |
| 1498 | NANKAIDO | Earthquake | - | - | 80 km |
| 1361 | NANKAIDO | Earthquake | - | 660 | 125 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 2.7 in | Coldest |
| February | 45°F (7°C) | 3.4 in | |
| March | 50°F (10°C) | 5.6 in | |
| April | 59°F (15°C) | 7.8 in | |
| May | 65°F (19°C) | 8.2 in | |
| June | 71°F (22°C) | 12.1 in | Wettest |
| July | 78°F (26°C) | 9.0 in | |
| August | 80°F (27°C) | 8.4 in | Warmest |
| September | 75°F (24°C) | 11.5 in | |
| October | 66°F (19°C) | 7.9 in | |
| November | 57°F (14°C) | 5.4 in | |
| December | 48°F (9°C) | 2.4 in | Driest |
Udono has a seasonal temperature swing of 36°F / from 44°F in January to 80°F in August. Total annual precipitation is 84.5 inches, with June being the wettest month (12.1") and December the driest (2.4").