Weather forecast for todayKoshimizu, Japan

Weather forecast for today

Current condition 03:19 JST

  • 11°C
  • Feels like:
    8°C
Rain Shower
Rain Shower
  • Precipitation: 1mm
  • Wind: 24km/hSSE 160°
  • Humidity: 76%
  • Dewpoint: 7°C
  • Pressure: 1018.63mbar
  • Visibility: 11.27km
  • UV index: 0
  • ▼
Currently, in Koshimizu, a refreshing rain shower has just passed.
Rainfall is insignificant.
The temperature is a fresh 11°C, the apparent temperature is slightly different, estimated at a brisk 8°C. The current temperature is relatively far from the maximum of 19°C anticipated for today.

Monday 19. Oct 2026

  • 19°C
  • 8°C
AM Rain / Wind
AM Rain / Wind
  • Precip. probability: 100%
  • Precipitation: 5mm
  • Wind: 34km/hSSW 196°
  • Humidity: 82%
  • UV index: 2
  • Sunrise: 05:41 JST
  • Sunset: 16:33 JST
  • ▼
Today, in Koshimizu, stormy conditions with rain and strong winds will affect the morning hours.
The likelihood of precipitation is high. However, the rain will be light. The temperature is predicted to oscillate between a maximum of a breezy 19°C and a minimum of a frosty 8°C.
The predicted high will feel warmer, consistent with September's climate average of 20.1°C.
Sunrise will be at 05:41 and sunset at 16:33; the daylight will last for 10h and 52min.

Hourly overview

Hourly temperatures

Warmest hour: 14h 19°C.
Coldest period: 4h - 6h 11°C.

Chance of precipitation

Highest chance: 8h 98%.

Hourly weather forecast

  • 4h
  • 11°C
  • Feels like:
    8°C
Rain
Rain
  • Precip. probability: 70%
  • Precipitation: 1mm
  • Wind: 21km/hS 169°
  • Humidity: 78%
  • Pressure: 1017mbar
  • Visibility: 10km
  • UV index: 0
  • ▼
Sunrise: 05:41
  • 6h
  • 11°C
  • Feels like:
    8°C
Light Rain
Light Rain
  • Precip. probability: 72%
  • Precipitation: 1mm
  • Wind: 30km/hSSE 163°
  • Humidity: 89%
  • Pressure: 1014mbar
  • Visibility: 4km
  • UV index: 0
  • ▼
  • 8h
  • 13°C
  • Feels like:
    11°C
Rain / Wind
Rain / Wind
  • Precip. probability: 98%
  • Precipitation: 2mm
  • Wind: 32km/hSSE 166°
  • Humidity: 91%
  • Pressure: 1011mbar
  • Visibility: 3km
  • UV index: 0
  • ▼
  • 10h
  • 16°C
  • Feels like:
    14°C
Showers / Wind
Showers / Wind
  • Precip. probability: 43%
  • Precipitation: 1mm
  • Wind: 33km/hS 182°
  • Humidity: 86%
  • Pressure: 1008mbar
  • Visibility: 6km
  • UV index: 1
  • ▼
  • 12h
  • 18°C
  • Feels like:
    17°C
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0mm
  • Wind: 31km/hS 190°
  • Humidity: 79%
  • Pressure: 1006mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 14h
  • 19°C
  • Feels like:
    19°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 7%
  • Precipitation: 0mm
  • Wind: 26km/hSSW 208°
  • Humidity: 72%
  • Pressure: 1005mbar
  • Visibility: 16km
  • UV index: 1
  • ▼
  • 16h
  • 18°C
  • Feels like:
    17°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 18km/hWSW 246°
  • Humidity: 77%
  • Pressure: 1007mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 16:33
  • 18h
  • 15°C
  • Feels like:
    14°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 14%
  • Precipitation: 0mm
  • Wind: 20km/hWNW 301°
  • Humidity: 84%
  • Pressure: 1010mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 14°C
  • Feels like:
    12°C
Cloudy
Cloudy
  • Precip. probability: 12%
  • Precipitation: 0mm
  • Wind: 17km/hNNW 329°
  • Humidity: 86%
  • Pressure: 1012mbar
  • Visibility: 15km
  • UV index: 0
  • ▼
  • 22h
  • 12°C
  • Feels like:
    11°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 11%
  • Precipitation: 0mm
  • Wind: 15km/hNNW 346°
  • Humidity: 90%
  • Pressure: 1014mbar
  • Visibility: 12km
  • UV index: 0
  • ▼
Today, in Koshimizu, a combination of cloudy and showery weather is anticipated.
Rain is forecasted from 4h to 10h. With light precipitation of 2mm, most rainfall is expected at 8h.
The temperature will vary between the lowest temperature of 11°C and the highest temperature of 19°C. The warmest part of the day will be from 13h to 15h.
The temperature will feel more close to September's average high than the expected maximum for October. The minimum temperature will be comparable to October's average low of 6.1°C.
Updated: Oct 18, 2026 @ 18:19:36 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Momentarily, it rains, but precipitation is minimal.

The current temperature (03:19 JST) is 11°C. Feels-like temperature is 8°C.

On Monday, in Koshimizu, expect blowing rain and strong wind gusts throughout the morning.

With a probability of 100%, light precipitation of 5mm is expected.

Today, the maximum temperature will be 19°C, while the minimum temperature will be 8°C.
The maximum temperature will be significantly higher than the average highest temperature of 13.3°C in October. The lowest temperature will be in line with the average low of 6.1°C.

On Monday, in Koshimizu, sunrise will be at 05:41 and sunset at 16:33 (JST).

In Koshimizu, today, there will be 10h and 52min of daylight.