Sumiyama Weather Conditions

Current Temperature Level

cloudy
24°C
27°C24°C
Pleasant

Cloudy

Feels Like 26°C

Chances of Rain57%

Good

25AQI

Humidity

84%

Nowcloudy24°57%1 PMpatchy light rain27°50%2 PMpatchy rain possible27°18%3 PMpatchy rain possible27°12%4 PMpartly cloudy27°7%5 PMpartly cloudy27°6%6 PMpartly cloudy26°7%7 PMclear25°8%8 PMpartly cloudy24°10%9 PMpatchy rain possible24°19%10 PMpatchy rain possible24°16%11 PMpatchy rain possible24°17%12 AMpatchy rain possible24°20%1 AMpatchy rain possible24°18%2 AMpatchy rain possible24°25%3 AMpatchy rain possible23°22%4 AMpatchy rain possible23°17%5 AMpatchy rain possible23°18%6 AMpatchy rain possible24°15%7 AMpatchy rain possible24°22%8 AMlight rain shower24°36%9 AMlight rain shower24°49%10 AMpatchy rain possible24°47%11 AMpatchy rain possible25°27%
.

Cloud cover is likely with limited sunshine.

Last Updated: 2026-08-12 12:00 (Local Time)

Sumiyama Weather Parameters

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Sumiyama 10-Days Weather Forecast

See Monthly
Today12 Aug.


Patchy rain nearby

Patchy rain nearby

Occasional light rain is expected and humidity will be 74%, with winds at 22 km/h.


temperature icon

27°C  /  24°C

temperature iconHumi.74 %
temperature iconPrec.8.09 mm


Sunrise icon

Sunrise

05:14 AM

13hrs 34min

Sunset icon

Sunset

06:48 PM
Temperature (°C)
.
12 AMTime11 PM

Time

Condition

Temperature IconTemp

Humidity IconHumidity

UV IconUV

Wind IconWind Speed & Dir.

12 AM

Patchy rain nearbyPatchy rain nearby

25 °C

73 %

0

9.7 kmph /  NW

Feels Like IconFeels 26 °C

Temperature IconCover 82 %

Visibility IconVisibility 10 km

1 AM

Partly CloudyPartly Cloudy

24 °C

75 %

0

8.3 kmph /  WNW

Feels Like IconFeels 26 °C

Temperature IconCover 55 %

Visibility IconVisibility 10 km

2 AM

Patchy rain nearbyPatchy rain nearby

24 °C

78 %

0

7.9 kmph /  WNW

Feels Like IconFeels 26 °C

Temperature IconCover 80 %

Visibility IconVisibility 10 km

3 AM

Patchy rain nearbyPatchy rain nearby

24 °C

78 %

0

6.8 kmph /  W

Feels Like IconFeels 27 °C

Temperature IconCover 85 %

Visibility IconVisibility 10 km

4 AM

Patchy rain nearbyPatchy rain nearby

24 °C

80 %

0

6.8 kmph /  WSW

Feels Like IconFeels 27 °C

Temperature IconCover 73 %

Visibility IconVisibility 10 km

5 AM

Light DrizzleLight Drizzle

24 °C

84 %

0

6.5 kmph /  WSW

Feels Like IconFeels 26 °C

Temperature IconCover 84 %

Visibility IconVisibility 2 km

6 AM

Rain ShowerRain Shower

24 °C

85 %

0.2

5.4 kmph /  SW

Feels Like IconFeels 27 °C

Temperature IconCover 84 %

Visibility IconVisibility 10 km

7 AM

Light RainLight Rain

25 °C

82 %

0.6

1.4 kmph /  WSW

Feels Like IconFeels 29 °C

Temperature IconCover 93 %

Visibility IconVisibility 9 km

8 AM

Rain ShowerRain Shower

25 °C

79 %

1.4

2.5 kmph /  SE

Feels Like IconFeels 29 °C

Temperature IconCover 81 %

Visibility IconVisibility 10 km

9 AM

Light RainLight Rain

25 °C

77 %

2.9

5.4 kmph /  ESE

Feels Like IconFeels 28 °C

Temperature IconCover 61 %

Visibility IconVisibility 9 km

10 AM

Rain ShowerRain Shower

26 °C

73 %

5.8

10.8 kmph /  ESE

Feels Like IconFeels 28 °C

Temperature IconCover 62 %

Visibility IconVisibility 10 km

11 AM

Light RainLight Rain

27 °C

71 %

6.8

13.7 kmph /  SE

Feels Like IconFeels 29 °C

Temperature IconCover 60 %

Visibility IconVisibility 9 km

12 PM

CloudyCloudy

24 °C

84 %

7.1

16.6 kmph /  SE

Feels Like IconFeels 26 °C

Temperature IconCover 75 %

Visibility IconVisibility 10 km

1 PM

Light RainLight Rain

27 °C

68 %

6.7

20.9 kmph /  ESE

Feels Like IconFeels 29 °C

Temperature IconCover 82 %

Visibility IconVisibility 9 km

2 PM

Patchy rain nearbyPatchy rain nearby

27 °C

63 %

4.4

22 kmph /  ESE

Feels Like IconFeels 28 °C

Temperature IconCover 85 %

Visibility IconVisibility 10 km

3 PM

Patchy rain nearbyPatchy rain nearby

27 °C

61 %

2.7

21.6 kmph /  ESE

Feels Like IconFeels 28 °C

Temperature IconCover 78 %

Visibility IconVisibility 10 km

4 PM

Partly CloudyPartly Cloudy

27 °C

60 %

1.4

20.2 kmph /  SE

Feels Like IconFeels 28 °C

Temperature IconCover 46 %

Visibility IconVisibility 10 km

5 PM

Partly CloudyPartly Cloudy

27 °C

63 %

0.5

18.4 kmph /  ESE

Feels Like IconFeels 27 °C

Temperature IconCover 31 %

Visibility IconVisibility 10 km

6 PM

Partly CloudyPartly Cloudy

26 °C

70 %

0.1

18.4 kmph /  ESE

Feels Like IconFeels 26 °C

Temperature IconCover 29 %

Visibility IconVisibility 10 km

7 PM

ClearClear

25 °C

74 %

0

17.6 kmph /  ESE

Feels Like IconFeels 25 °C

Temperature IconCover 16 %

Visibility IconVisibility 10 km

8 PM

Partly CloudyPartly Cloudy

24 °C

77 %

0

17.6 kmph /  ESE

Feels Like IconFeels 25 °C

Temperature IconCover 25 %

Visibility IconVisibility 10 km

9 PM

Patchy rain nearbyPatchy rain nearby

24 °C

79 %

0

18.4 kmph /  ESE

Feels Like IconFeels 24 °C

Temperature IconCover 75 %

Visibility IconVisibility 10 km

10 PM

Patchy rain nearbyPatchy rain nearby

24 °C

80 %

0

19.1 kmph /  ESE

Feels Like IconFeels 24 °C

Temperature IconCover 53 %

Visibility IconVisibility 10 km

11 PM

Patchy rain nearbyPatchy rain nearby

24 °C

79 %

0

18.4 kmph /  ESE

Feels Like IconFeels 24 °C

Temperature IconCover 63 %

Visibility IconVisibility 10 km

Temp24 °C


ConditionCloudy


Humidity84 %

Feels26 °C


Cover75 %


Visibility10 km

Wind Speed & Dir.16.6 kmph /  SE


UV7.1

Sumiyama 30-Days (August 2026) Weather Forecast

See Hourly
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Sunny36°25°
2
Sunny35°26°
3
Partly Cloudy36°26°
4
Partly Cloudy34°25°
5
Sunny35°24°
6
Partly Cloudy34°25°
7
Partly Cloudy35°26°
8
Sunny35°25°
9
Patchy rain nearby34°25°
10
Sunny32°24°
11
Sunny29°21°
12Today
Patchy rain nearby28°24°
13
Patchy rain nearby28°23°
14
Sunny33°22°
15
Sunny34°23°
16
Sunny33°23°
17
Partly Cloudy33°24°
18
Sunny34°25°
19
Sunny34°26°
20
Rain Showers32°23°
21
Rain Showers33°24°
22
Rain Showers33°24°
23
Rain Showers31°23°
24
Rain Showers31°23°
25
Rain Showers31°23°
26
Rain Showers32°22°
27
Rain Showers31°22°
28
Rain Showers31°22°
29
Rain Showers31°23°
30
Rain Showers31°23°
31
Rain Showers31°22°

AugustWeather Overview

No. of days:

Sunny

Sunny

11

Cloudy

Cloudy

5

Rainy

Rainy

15

Snowy

Snowy

0


The monthly weather averages in Sumiyama consist of 11 sunny days, 5 cloudy days, 15 rainy days, and 0 snowy days.

Sumiyama's Locations Weather Conditions


Locations
Temp
Condition
Humi.
UV
Wind Speed & Direction
24 °C
cloudyCloudy
84%
7.1

16.6 kmph /  SE

Japan's Hottest Cities - August 2026

Hottest
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Last Updated: 12 Aug 2026, 03:13 AM

City Weather Rankings

FAQs About Sumiyama Weather Conditions


1. What is the current temperature in Sumiyama today - 12 August 2026?

The current temperature in Sumiyama is 24°C, with a feels-like temperature of 26°C. Today's forecast shows a high of 27°C and a low of 24°C, giving a 3 degree swing through the day as of 12:00 PM 12 August 2026.

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

Here is a complete overview of Sumiyama's current weather conditions as of 12:00 PM 12 August 2026: Condition : Cloudy Temperature : 24°C Pleasant (Feels like 26°C) Humidity : 84% Wind Speed : 16.6 km/h from SE (125 degrees), Gust 7.2 m/s UV Index : 7.1 (Very High Air Pressure : 1000 mb Cloud Cover : 75% Visibility : 10 km Precipitation : 1.17 mm (75% chance of rain)

3. What is the 10-day weather forecast for Sumiyama from 12:00 PM 12 August 2026?

From 12:00 PM 12 August 2026, Sumiyama's 10-day forecast shows this trend: Today (Aug. 12) : Temp. 25°C, Hum. 74% and Patchy rain nearby condition. Thursday (Aug. 13) : Temp. 25°C, Hum. 78% and Patchy rain nearby condition. Friday (Aug. 14) : Temp. 27°C, Hum. 70% and Sunny condition. Saturday (Aug. 15) : Temp. 28°C, Hum. 68% and Partly Cloudy condition. Sunday (Aug. 16) : Temp. 28°C, Hum. 66% and Patchy rain nearby condition. Monday (Aug. 17) : Temp. 28°C, Hum. 66% and Partly Cloudy condition. Tuesday (Aug. 18) : Temp. 29°C, Hum. 64% and Sunny condition. Wednesday (Aug. 19) : Temp. 29°C, Hum. 63% and Sunny condition. Thursday (Aug. 20) : Temp. 27°C, Hum. 77% and Rain Showers condition. Friday (Aug. 21) : Temp. 28°C, Hum. 77% and Rain Showers condition.

4. Will it rain in Sumiyama today?

As of 12:00 PM 12 August 2026, yes — Sumiyama is currently experiencing rainfall with 1.17 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 Sumiyama in August 2026?

August 2026 in Sumiyama is forecast to have 11 sunny days, 15 rainy days, 5 cloudy days, and 0 snowy days. Temperatures for the month range from lows around 21°C to highs of 36°C.

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

Weather directly impacts air quality in Sumiyama. 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.