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Hongo

Travel guide

Top 10 things to do in Hongo

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Best time to visit Hongo

Data source:Meteostat
Last updated:2025-09

Weather in Hongo throughout the year

  • Spring (March–May): Average 11.1–19.3°C, the climate shifts from cool to warm with more rainfall and occasional overcast days. Common activities: flower viewing, picnics, museum visits. Recommended clothing: light jacket, comfortable trousers or skirt.
  • Summer (June–August): Average 23.1–28.6°C, hot and humid with heavier rainfall and occasional typhoons. Common activities: swimming, outdoor activities (beware of heatstroke), visiting indoor attractions. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
  • Autumn (September–November): Average 14.2–25.9°C, pleasant and comfortable climate, gradually cooling down with decreasing rainfall. Common activities: maple leaf viewing, hiking, enjoying autumnal delicacies. Recommended clothing: light jacket, long-sleeved shirts and trousers.
  • Winter (December–February): Average 5.9–8.3°C, cold and dry with less rainfall. Common activities: visiting indoor attractions, onsen bathing. Recommended clothing: warm coat, sweater, scarf, gloves.

Weather in Hongo

Annual average temperature: approx. 17°C / Annual rainfall: approx. 1648 mm / Summer humidity: 70%–80% / Rainiest month: June

Hongo weather by month

Month
Temperature (°C)
Rainfall (mm)
January
5.9°C
25
February
6.8°C
63.7
March
11.1°C
148.3
April
16.2°C
143.7
May
19.3°C
186.3
June
23.1°C
253.7
July
28.3°C
156.7
August
28.6°C
206.3
September
25.9°C
217
October
18.9°C
146.7
November
14.2°C
75.7
December
8.3°C
25.8

7-day weather forecast for Hongo

10/30
Friday
Overcast
21.7°C/13.6°C
10/31
Saturday
Sunny
23.4°C/14.7°C
11/1
Sunday
Patchy rain nearby
18.7°C/13.7°C
11/2
Monday
Patchy rain nearby
18.5°C/13.7°C
11/3
Tuesday
Sunny
20.9°C/13.1°C
11/4
Wednesday
Patchy rain nearby
16°C/13.2°C
11/5
Thursday
Patchy rain nearby
16°C/13°C