Koizuka Weather Conditions

Current Temperature Level

patchy rain possible
14°C
16°C11°C
Cool

Patchy rain nearby

Feels Like 10°C

Chances of Rain24%

Good

25AQI

Humidity

74%

Nowpatchy rain possible14°24%11 PMpatchy rain possible14°28%12 AMpatchy rain possible14°24%1 AMpatchy rain possible13°29%2 AMpatchy rain possible13°24%3 AMpatchy rain possible14°23%4 AMpatchy rain possible14°31%5 AMpartly cloudy13°13%6 AMpatchy rain possible13°36%7 AMpatchy rain possible13°31%8 AMcloudy13°22%9 AMpatchy rain possible13°33%10 AMpatchy rain possible14°26%11 AMpatchy rain possible14°37%12 PMlight rain shower14°44%1 PMlight rain shower14°44%2 PMlight rain shower14°43%3 PMlight rain shower14°37%4 PMpatchy rain possible14°25%5 PMpatchy rain possible14°41%6 PMpatchy rain possible14°37%7 PMpatchy rain possible14°36%8 PMclear13°14%9 PMpatchy rain possible13°43%
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Light rain may develop in some areas.

Last Updated: 2026-08-17 22:30 (Local Time)

Koizuka Weather Parameters

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Koizuka 10-Days Weather Forecast

See Monthly
Today17 Aug.


Overcast

Overcast

Fully overcast skies with a high of 14 °C. Humidity will be 77%, and winds at 31.3 km/h.


temperature icon

16°C  /  11°C

temperature iconHumi.77 %
temperature iconPrec.0.15 mm


Sunrise icon

Sunrise

05:02 AM

13hrs 28min

Sunset icon

Sunset

06:30 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

ClearClear

12 °C

81 %

0

20.9 kmph /  E

Feels Like IconFeels 8 °C

Temperature IconCover 5 %

Visibility IconVisibility 10 km

1 AM

ClearClear

11 °C

82 %

0

21.6 kmph /  E

Feels Like IconFeels 8 °C

Temperature IconCover 12 %

Visibility IconVisibility 10 km

2 AM

Partly CloudyPartly Cloudy

11 °C

83 %

0

21.2 kmph /  E

Feels Like IconFeels 8 °C

Temperature IconCover 51 %

Visibility IconVisibility 10 km

3 AM

OvercastOvercast

11 °C

84 %

0

20.9 kmph /  E

Feels Like IconFeels 8 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

4 AM

OvercastOvercast

12 °C

84 %

0

22 kmph /  E

Feels Like IconFeels 8 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

5 AM

OvercastOvercast

12 °C

83 %

0

25.9 kmph /  E

Feels Like IconFeels 8 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

6 AM

OvercastOvercast

12 °C

82 %

0.2

28.8 kmph /  E

Feels Like IconFeels 8 °C

Temperature IconCover 94 %

Visibility IconVisibility 10 km

7 AM

OvercastOvercast

12 °C

81 %

0.7

31.3 kmph /  E

Feels Like IconFeels 7 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

8 AM

OvercastOvercast

12 °C

82 %

1.6

31 kmph /  ENE

Feels Like IconFeels 7 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

9 AM

CloudyCloudy

12 °C

80 %

3.3

30.2 kmph /  ENE

Feels Like IconFeels 7 °C

Temperature IconCover 67 %

Visibility IconVisibility 10 km

10 AM

OvercastOvercast

14 °C

77 %

6

25.9 kmph /  ENE

Feels Like IconFeels 9 °C

Temperature IconCover 98 %

Visibility IconVisibility 10 km

11 AM

Partly CloudyPartly Cloudy

14 °C

74 %

7.7

22.7 kmph /  ENE

Feels Like IconFeels 10 °C

Temperature IconCover 49 %

Visibility IconVisibility 10 km

12 PM

Partly CloudyPartly Cloudy

15 °C

73 %

8.2

18 kmph /  ENE

Feels Like IconFeels 12 °C

Temperature IconCover 36 %

Visibility IconVisibility 10 km

1 PM

Patchy rain nearbyPatchy rain nearby

16 °C

71 %

7.1

13.7 kmph /  ENE

Feels Like IconFeels 13 °C

Temperature IconCover 95 %

Visibility IconVisibility 10 km

2 PM

Patchy rain nearbyPatchy rain nearby

16 °C

68 %

5.7

15.8 kmph /  ENE

Feels Like IconFeels 13 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

3 PM

OvercastOvercast

16 °C

67 %

3.4

18 kmph /  NE

Feels Like IconFeels 13 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

4 PM

OvercastOvercast

16 °C

69 %

1.6

16.9 kmph /  NE

Feels Like IconFeels 13 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

5 PM

OvercastOvercast

16 °C

70 %

0.5

19.8 kmph /  NE

Feels Like IconFeels 12 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

6 PM

CloudyCloudy

15 °C

72 %

0

19.1 kmph /  ENE

Feels Like IconFeels 12 °C

Temperature IconCover 83 %

Visibility IconVisibility 10 km

7 PM

Partly CloudyPartly Cloudy

15 °C

74 %

0

19.1 kmph /  ENE

Feels Like IconFeels 11 °C

Temperature IconCover 27 %

Visibility IconVisibility 10 km

8 PM

OvercastOvercast

14 °C

75 %

0

19.8 kmph /  NE

Feels Like IconFeels 10 °C

Temperature IconCover 96 %

Visibility IconVisibility 10 km

9 PM

OvercastOvercast

13 °C

75 %

0

19.4 kmph /  NE

Feels Like IconFeels 10 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

10 PM

Patchy rain nearbyPatchy rain nearby

14 °C

74 %

0

18 kmph /  NE

Feels Like IconFeels 10 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

11 PM

Patchy rain nearbyPatchy rain nearby

14 °C

76 %

0

16.9 kmph /  NE

Feels Like IconFeels 11 °C

Temperature IconCover 100 %

Visibility IconVisibility 10 km

Temp14 °C


ConditionPatchy rain nearby


Humidity74 %

Feels10 °C


Cover100 %


Visibility10 km

Wind Speed & Dir.18 kmph /  NE


UV0

Koizuka 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny37°27°
2
Sunny37°24°
3
Patchy rain nearby26°23°
4
Sunny31°22°
5
Partly Cloudy32°22°
6
Patchy rain nearby34°26°
7
Partly Cloudy36°26°
8
Sunny36°27°
9
Partly Cloudy33°27°
10
Patchy rain nearby32°24°
11
Partly Cloudy28°21°
12
Patchy rain nearby24°21°
13
Rain Shower29°22°
14
Rain Shower28°23°
15
Patchy rain nearby30°24°
16
Patchy rain nearby29°23°
17Today
Patchy rain nearby30°23°
18
Partly Cloudy31°24°
19
Overcast33°26°
20
Rain Shower31°26°
21
Rain Shower30°25°
22
Rain Shower32°25°
23
Patchy rain nearby33°26°
24
Patchy rain nearby33°25°
25
Rain Showers31°23°
26
Rain Showers31°23°
27
Rain Showers31°23°
28
Rain Showers30°22°
29
Rain Showers31°23°
30
Rain Showers31°23°
31
Rain Showers30°23°

AugustWeather Overview

No. of days:

Sunny

Sunny

4

Cloudy

Cloudy

5

Rainy

Rainy

16

Snowy

Snowy

0


The monthly weather averages in Koizuka consist of 4 sunny days, 5 cloudy days, 16 rainy days, and 0 snowy days.

Japan's Hottest Cities - August 2026

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Last Updated: 17 Aug 2026, 01:58 PM

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FAQs About Koizuka Weather Conditions


1. What is the current temperature in Koizuka today - 17 August 2026?

The current temperature in Koizuka is 14°C, with a feels-like temperature of 10°C. Today's forecast shows a high of 16°C and a low of 11°C, giving a 5 degree swing through the day as of 10:30 PM 17 August 2026.

2. What are the current weather parameters in Koizuka today?

Here is a complete overview of Koizuka's current weather conditions as of 10:30 PM 17 August 2026: Condition : Patchy rain nearby Temperature : 14°C Cool (Feels like 10°C) Humidity : 74% Wind Speed : 18 km/h from NE (45 degrees), Gust 8.4 m/s UV Index : 0 (Low Air Pressure : 1029 mb Cloud Cover : 100% Visibility : 10 km Precipitation : 0.04 mm (29% chance of rain)

3. What is the 10-day weather forecast for Koizuka from 10:30 PM 17 August 2026?

From 10:30 PM 17 August 2026, Koizuka's 10-day forecast shows this trend: Today (Aug. 17) : Temp. 14°C, Hum. 77% and Overcast condition. Tuesday (Aug. 18) : Temp. 14°C, Hum. 85% and Patchy rain nearby condition. Wednesday (Aug. 19) : Temp. 14°C, Hum. 83% and Patchy rain nearby condition. Thursday (Aug. 20) : Temp. 13°C, Hum. 82% and Patchy rain nearby condition. Friday (Aug. 21) : Temp. 13°C, Hum. 74% and Patchy rain nearby condition. Saturday (Aug. 22) : Temp. 13°C, Hum. 81% and Patchy rain nearby condition. Sunday (Aug. 23) : Temp. 13°C, Hum. 77% and Patchy rain nearby condition. Monday (Aug. 24) : Temp. 12°C, Hum. 70% and Patchy rain nearby condition. Tuesday (Aug. 25) : Temp. 27°C, Hum. 71% and Rain Showers condition. Wednesday (Aug. 26) : Temp. 27°C, Hum. 71% and Rain Showers condition.

4. Will it rain in Koizuka today?

As of 10:30 PM 17 August 2026, yes — Koizuka is currently experiencing rainfall with 0.04 mm of precipitation. This is expected to temporarily improve AQI by washing pollutants out of the atmosphere.

5. What is the monthly weather forecast for Koizuka in August 2026?

August 2026 in Koizuka is forecast to have 4 sunny days, 16 rainy days, 5 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 21°C to highs of 37°C.

6. How does the weather in Koizuka affect air quality?

Weather directly impacts air quality in Koizuka. Calm winds, high humidity, fog, and high pressure trap pollutants near the ground, worsening AQI. Strong winds, rainfall, and low pressure help disperse them. Rising temperatures and UV levels intensify ozone and smog formation, while poor visibility signals elevated particulate matter. Monitoring weather alongside AQI gives the clearest picture of outdoor safety.