🇯🇵 Weather in Okayama
Map Overlays:
Hourly Forecast for Okayama
07:00
26°
24%
08:00
29°
7%
09:00
31°
6%
10:00
32°
4%
11:00
33°
2%
12:00
35°
2%
13:00
36°
6%
14:00
31°
13%
15:00
30°
17%
16:00
30°
15%
17:00
30°
12%
18:00
29°
16%
19:00
29°
17%
20:00
28°
17%
21:00
28°
18%
22:00
28°
19%
23:00
28°
19%
00:00
28°
20%
01:00
27°
21%
02:00
27°
22%
03:00
27°
23%
04:00
27°
23%
05:00
27°
22%
06:00
27°
22%
14-Day Forecast for Okayama
2026-08-26
Sunny
36° /
26°
2026-08-27
Overcast
30° /
25°
2026-08-28
Light rain shower
30° /
23°
2026-08-29
Light rain shower
32° /
24°
2026-08-30
Overcast
34° /
24°
2026-08-31
Overcast
32° /
24°
2026-09-01
Patchy rain nearby
33° /
25°
Additional Forecasts for Okayama
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 161.0 μg/m³
O₃ (Ozone) 19.0 μg/m³
NO₂ (Nitrogen Dioxide) 19.7 μg/m³
SO₂ (Sulphur Dioxide) 5.0 μg/m³
PM2.5 (Fine particles) 13.2 μg/m³
PM10 (Coarse particles) 16.9 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Japan
Weather in Okayama — FAQ
Answers refreshed each request based on current conditions in Okayama.
What is the weather like right now in Okayama?
Right now in Okayama, Japan the temperature is 25.8°C (feels like 29.5°C), with sunny. Relative humidity is 88% and wind is 3.6 km/h.
What is today's high and low temperature in Okayama?
Today's forecast high in Okayama is 35.6°C and the overnight low is 25.8°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Okayama today?
The chance of precipitation in Okayama today is 12%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Okayama differ from nearby cities?
Even short distances can change temperatures noticeably. Okayama's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.