Weather in Koshigaya, Japan

Monday 16 November 2026 | 06:43

12°

Light drizzle

Feels like 11°

High
12°
Low
11°
Humidity
90%
Wind
3 km/h

Hourly forecast

Details
  1. NowClear sky14°
  2. 07:00Clear sky14°
  3. 08:00Clear sky15°
  4. 09:00Clear sky16°
  5. 10:00Clear sky17°
  6. 11:00Clear sky18°
  7. 12:00Clear sky18°
  8. 13:00Clear sky19°

7-day forecast

14 days

Sun & moon

Sunrise
06:16
Sunset
16:34
Moon phase
Waxing crescent

Koshigaya rain radar

Forecast Open the rain radar

Weather maps

All maps

More information

UV index
1
Low
Pressure
1014 hPa
Visibility
> 10 km
Dew point
10°

Koshigaya: the next 12 hours at a glance

  • No rain expected in the next 12 hours.
  • Up to 19° around 13:00.
  • Best time to go out: around 12:00 (18°).

Temperature and rain / Koshigaya

The coming days

High

19°

Low

4°

Average high

14.5°

Average low

7.5°

Total rain

64.7 mm

Average rain

4.3 mm

Air quality - Koshigaya

Particles and ozone

Very poor
81.30 µg/m³
0-1212-3535-5555+

Avoid outdoor effort.

PM1082.40µg/m³
Ozone2µg/m³
Data updated hourly

Frequently asked questions

Quick answers about the weather in Koshigaya

Tomorrow in Koshigaya, expect Clear sky ☀️, with:\n\n- High of 19°\n- Low of 12°

Need more information?

Our data is updated regularly to give you the most reliable forecast.

Last updated: 2026-11-15