Get Exclusive App Deals
English

Koshigaya

Travel Info
More destinations

Koshigaya Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Koshigaya year round climate

  • Spring (March–May): Average 9.9–18.4°C, mild climate but with relatively high rainfall, especially in April. Common activities: Flower viewing, hiking. Recommended clothing: Light jacket, long-sleeved shirt, rain gear.
  • Summer (June–August): Average 22.2–28.3°C, hot and humid, with relatively high rainfall from June to August. Heatstroke prevention is necessary. Common activities: Swimming, outdoor activities (sun protection and rain gear needed). Recommended clothing: Light and breathable clothing, sun hat, rain gear.
  • Autumn (September–November): Average 18.2–13.4°C, pleasant and comfortable climate with gradually decreasing rainfall. Common activities: Maple viewing, outings. Recommended clothing: Light jacket, long-sleeved shirt.
  • Winter (December–February): Average 7.5–5.3°C, cold and dry with low rainfall. Common activities: Indoor activities, hot springs. Recommended clothing: Warm jacket, sweater, scarf, hat.

Koshigaya climatological average

Annual average temperature: approx. 16°C / Annual rainfall: approx. 1576 mm / Summer humidity: 70%–80% / Rainiest month: June

Koshigaya monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
4.4°C
34.1
February
5.3°C
68.6
March
9.9°C
134.3
April
15.1°C
157.5
May
18.4°C
191.9
June
22.2°C
238.6
July
27.4°C
116.6
August
28.3°C
196.6
September
25.6°C
182.6
October
18.2°C
136.4
November
13.4°C
90.2
December
7.5°C
29.2

Koshigaya weather for the next seven days

11/26
Wednesday
Sunny
17.7°C/11.1°C
11/27
Thursday
Patchy rain nearby
16.4°C/11.1°C
11/28
Friday
Sunny
19.1°C/11.6°C
11/29
Saturday
Sunny
14.3°C/9.6°C
11/30
Sunday
Partly Cloudy
16.4°C/11.4°C
12/1
Monday
Sunny
18.6°C/13°C
12/2
Tuesday
Partly Cloudy
14.4°C/11.4°C