Kansai Weather Guide

Kobe & Arima Onsen Weather & What to Wear

Kobe, Arima Onsen, Kitano Ijinkan, Mt. Rokko

The port city of Kobe and Arima Onsen, one of Japan's oldest hot springs. Facing the sea, Kobe has relatively mild winters, and in summer the sea breeze takes the edge off the heat. The top of Mt. Rokko and higher-elevation Arima Onsen are cooler than the city (temperatures are for Kobe City).

January low
3.1℃
August high
32.2℃
Max snow depth
—
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Forecast

Forecast: Today & the Next 7 Days

JMA forecast issued Oct 22, 11 AM

Every 3 Hours: Today & Tomorrow

  1. Today
    3 PM
    Sunny
    23°
    ☂ 10%
    6–9m/s
  2. 6 PM
    Sunny
    21°
    ☂ 10%
    6–9m/s
  3. 9 PM
    Sunny
    19°
    ☂ 10%
    6–9m/s
  4. Tomorrow
    12 AM
    Sunny
    18°
    ☂ 0%
    6–9m/s
  5. 3 AM
    Sunny
    17°
    ☂ 0%
    6–9m/s
  6. 6 AM
    Sunny
    16°
    ☂ 0%
    6–9m/s
  7. 9 AM
    Sunny
    20°
    ☂ 0%
    6–9m/s
  8. 12 PM
    Sunny
    23°
    ☂ 10%
    10–14m/s
  9. 3 PM
    Cloudy
    23°
    ☂ 10%
    10–14m/s
  10. 6 PM
    Cloudy
    23°
    ☂ 40%
    10–14m/s
  11. 9 PM
    Cloudy
    22°
    ☂ 40%
    10–14m/s

Weather and wind are for the wider area; temperature is for the main forecast point. Chance of rain is for the 6-hour period.

  1. Today
    10/22(Thu)
    Sunny
    24°/19°
    Observed: 19°
    ☂ 10%
  2. Tomorrow
    10/23(Fri)
    Sunny, then cloudy
    24°/16°
    ☂ 40%
  3.  
    10/24(Sat)
    Rain
    25°/19°
    ☂ 80%
  4.  
    10/25(Sun)
    Cloudy, rain at times
    26°/22°
    ☂ 80%
    Reliability A
  5.  
    10/26(Mon)
    Cloudy, rain at times
    24°/22°
    ☂ 70%
    Reliability A
  6.  
    10/27(Tue)
    Cloudy, rain at times
    24°/17°
    ☂ 60%
    Reliability C
  7.  
    10/28(Wed)
    Sunny, cloudy at times
    20°/14°
    ☂ 20%
    Reliability A
  • ☂ Chance of rain
  • From day 3, the weekly forecast covers a wider prefecture-level area.
  • Reliability of the weekly forecast (A: high, B: fairly high, C: fairly low)
  • "Observed" is the temperature measured so far today by JMA weather stations (AMeDAS), not a forecast.
  • Source: Japan Meteorological Agency (weather forecast)
Best Season

Best Time to Visit Kobe & Arima Onsen

For comfortable weather

May and October bring lots of sunny days — ideal for exploring the Kitano Ijinkan (historic foreign residences) and the harbor.

For hot springs

Arima Onsen is at its best in the cold season. From mid to late November you can also enjoy autumn leaves in the hot spring town.

Climate

Kobe & Arima Onsen Temperature & Snow Through the Year

Monthly high / low temperature (°C)

HighLow
05101520253035JanFebMarAprMayJunJulAugSepOctNovDec32.2℃3.1℃Jan High 9.4℃ / Low 3.1℃Feb High 10.1℃ / Low 3.4℃Mar High 13.5℃ / Low 6.3℃Apr High 18.9℃ / Low 11.4℃May High 23.6℃ / Low 16.5℃Jun High 26.7℃ / Low 20.6℃Jul High 30.4℃ / Low 24.7℃Aug High 32.2℃ / Low 26.1℃Sep High 28.8℃ / Low 22.6℃Oct High 23.2℃ / Low 16.7℃Nov High 17.5℃ / Low 10.9℃Dec High 12.0℃ / Low 5.7℃
Month by Month

Month-by-Month Weather & What to Wear

MonthHighLowPrecip.Max snow depthWhat to wear
Jan9.4℃3.1℃38.4mm—Warm jacketLight down or winter coat, sweater
Feb10.1℃3.4℃55.6mm—Warm jacketLight down or winter coat, sweater
Mar13.5℃6.3℃94.2mm—Warm jacketLight down or winter coat, sweater
Apr18.9℃11.4℃100.6mm—Long sleeves + jacketLong sleeves with a light jacket or hoodie
May23.6℃16.5℃134.7mm—T-shirt + layerT-shirt, plus light long sleeves for mornings and evenings
Jun26.7℃20.6℃176.7mm—T-shirtT-shirt, with a light layer for evenings and air conditioning
Jul30.4℃24.7℃187.9mm—T-shirtT-shirt, with a light layer for evenings and air conditioning
Aug32.2℃26.1℃103.4mm—T-shirtT-shirt, with a light layer for evenings and air conditioning
Sep28.8℃22.6℃157.2mm—T-shirtT-shirt, with a light layer for evenings and air conditioning
Oct23.2℃16.7℃118mm—T-shirt + layerT-shirt, plus light long sleeves for mornings and evenings
Nov17.5℃10.9℃62.4mm—Long sleeves + jacketLong sleeves with a light jacket or hoodie
Dec12.0℃5.7℃48.7mm—Warm jacketLight down or winter coat, sweater

Clothing tips are based on the normal high temperature and snow depth. Bring an extra layer for mornings and evenings.

Where to stay in Kobe & Arima OnsenSannomiya・Kitano & Shin-Kobe・Motomachi & Harborland・Port Island
Where to Stay · Agoda

Places to Stay near Kobe & Arima OnsenPR

Prices and availability are shown on Agoda.

Seasons

Kobe & Arima Onsen Through the Seasons

🌸

Spring

Mar–May

Cherry blossoms from the end of March to early April. Spring reaches the top of Mt. Rokko a little later than the city.

☀️

Summer

Jun–Aug

Highs of 30–32°C. The top of Mt. Rokko is cooler than the city, and a trip up for the night view is recommended.

🍁

Autumn

Sep–Nov

October is comfortable, and from mid-November the autumn leaves peak at Arima Onsen and on Mt. Rokko.

❄️

Winter

Dec–Feb

Highs around 10°C, on the warm side for Kansai. Kobe Luminarie is held around late January.

Events

Events & festivals in Kobe & Arima Onsen

Photo coming soonJanuary–February

Kobe Luminarie

Kansai ・ Kobe & Arima Onsen

Usually about 10 days from late January to early February (lit from dusk to around 21:30)

2027 (32nd): Jan 29 – Feb 7

Cherry Blossoms

Cherry Blossoms in Kobe & Arima Onsen

Onsen

Onsen towns in Kobe & Arima Onsen

♨ Onsen

Arima Onsen

Kansai ・ Kita-ku, Kobe, Hyogo

♨ Day use Adults ¥800 (weekdays ¥650), elementary and junior high school students ¥350, preschoolers free; Kin no Yu and Gin no Yu combined ticket ¥1,200 (as of October 2026)

Autumn Leaves

Autumn Leaves in Kobe & Arima Onsen

Park

Zuihoji Park

Kansai ・ Arima Onsen, Hyogo

🍁 Typical peak: Early Nov – Late Nov

Attractions

Attractions in Kobe & Arima Onsen

Aquarium

Kobe Suma Sea World

Kansai ・ Suma, Kobe

An aquarium with orcas that opened in Suma Beach Park in 2024. Along with orca and dolphin performances, you can enjoy exhibits of all kinds of marine life. It faces the Suma seaside and has an adjoining hotel.

Zoo

Kobe Animal Kingdom

Kansai ・ Port Island, Kobe

A zoo on Kobe's Port Island where you can interact with flowers and animals. Its exhibits bring you close to the animals, including shoebills, capybaras, and alpacas. It has extensive indoor areas and is easy to reach, about 14 minutes from Sannomiya on the Port Liner.

Airport Access

Getting to Kobe & Arima Onsen from the airport

Compare trains, buses and taxis from the airport by travel time and fare.

Travel Passes

Travel passes you can use in Kobe & Arima Onsen

🚄 JR

WEST QR Kansai Area Pass

Kansai ・ 1, 2 or 4 consecutive days (from 4:00 on the first day of use to 24:00 on the last day, Japan time)

From ¥2,700

🚄 JR

Kansai WIDE Area Pass

Kansai ・ 5 consecutive days (from 0:00 on the first day to 24:00 on the last day)

From ¥12,000

🚄 JR

Kansai-Hiroshima Area Pass

Kansai ・ 5 consecutive days (from 0:00 on the first day to 24:00 on the last day)

From ¥17,000

🚄 JR

Japan Rail Pass

Nationwide ・ Three types: 7, 14 or 21 days. The period of use cannot be extended or changed

From ¥50,000

Plan Your Trip

Plan Your Kobe & Arima Onsen TripPR

Other Areas

Weather in Other Areas

Back to the Kansai Weather Guide (all months & areas) →

Source: Japan Meteorological Agency (climate normals 1991-2020). Compiled by tripuuu.log. Temperature and snow figures are normals from the Kobe station; actual weather varies from year to year.