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Nasu-gun
Nasu-gun
Tochigi, Japan

Iōno

Iōno is a locality in Tochigi, Japan, 279 m above sea level. The climate is classified as humid subtropical (Köppen Cfa), with rain spread through the year and no real dry season.

Now18°C
Best timeMay · Sep–Oct
Population–
Local time13:32
36.95° N, 140.17° EElevation 279 mUTC+9 · Japan Standard Time
Postal codes324-0201, 324-0206 …
The year in Iōnoweather score
JanFebMarAprMayJunJulAugSepOctNovDec66October
October: high / low18° / 11°
Rain this month142mm
Best timeMay · Sep–Oct

Best: May · Sep–Oct. Warmth, sunshine and dry days, month by month.

Iōno at a glance

Best time to visitMay · Sep–Oct

The months with the highest weather score

Warmest month28°C

Average high in August

Coolest month-3°C

Average low in January

Wettest monthJuly

208 mm of rain

Driest monthDecember

43 mm of rain

Monuments nearby1+

within 22 km

Weather in Iōno

Now and the next ten days. The 14 and 30-day outlooks are one click away.

14-day forecast
18°C

Sunny · wind 9 km/h · humidity 47%

Today hour by hour
Today31 Oct19°9°
Sun1 Nov15°8°
Mon2 Nov14°11°0.7 mm
Tue3 Nov16°9°
Wed4 Nov17°7°
Thu5 Nov11°8°17.4 mm
Fri6 Nov21°11°0.7 mm
Sat7 Nov12°7°
Sun8 Nov11°4°
Mon9 Nov9°3°4.9 mm

When to go to Iōno

Each month's weather score (warmth, sun, dry days) with its temperatures and rain.

Climate month by month
JanFebMarAprMayJunJulAugSepOctNovDec
Score403730566256494859665037
High5°6°9°16°20°23°27°28°24°18°13°8°
Low-3°-3°0°5°11°15°19°21°17°11°4°0°
Rain (mm)4648901101341582082131961427943
Wet days88101213142020181399

What's on in Iōno

Concerts, football matches, the public holidays ahead and the town's festivals through the year.

Monuments and museums in Iōno

All monuments

Nature around Iōno

Nature in Japan

Wildlife in October

The birds and mammals of Japan seen most this month, compared with the rest of their year.

The sky over Iōno

Eclipses and meteor showers

Earthquakes around Iōno

The last 30 days within 300 km, and the record since 1950.

Earthquakes

Strongest nearby since 1950

7.9Ōarai 47 km →2011 · 112 km
7.0Ōarai 73 km →1965 · 130 km
6.9Okuma 33 km →2016 · 119 km
6.9Hasaki 79 km ↗2008 · 150 km

Towns and villages around Iōno

Each with its own page: weather, climate and the best time to visit.

Postal codes

324-0201324-0206324-0207

Places near Iōno

Frequently asked questions

When is the best time to visit Iōno?
Based on 30-year climate normals, May, September and October offer the best balance of comfortable temperatures, low rainfall and sunshine in Iōno.
What is the hottest month in Iōno?
August is the warmest month, with average highs of 28°C and lows of 21°C.
What is the coldest month in Iōno?
January is the coldest month, with average highs of 5°C and lows of -3°C.
What is the rainiest month in Iōno?
July is the wettest month with about 208 mm of precipitation on 20 wet days.
What is the postal code of Iōno?
Iōno has 3 postal codes: 324-0201, 324-0206, 324-0207.