Climate averages 1991–2020
Yonago weather
in August.
A hot, wet month: the warmest and the 2nd driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Yonago: daytime highs average 28.9°C and nights cool to about 24.0°C. By daytime temperature it is the warmest month of the year.
Expect about 116 mm of rain on roughly 11 days, which makes August a wet month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 30 min on an average August day.
The nearest other city in this atlas is Matsue (26 km away). In August its highs average 28.1°C, 0.8°C cooler than Yonago, with 123 mm of rain.
Among the 303 cities listed in Japan, Yonago ranks joint 204th of 303 for the warmest August highs and 59th of 303 for the driest August (rainfall, lowest first). The mean August high of those 303 cities is 29.2°C; Yonago is 0.2°C cooler than that mean.
From August to September, average highs fall by 4.0°C to 25.0°C, and monthly rainfall rises from 116 mm to 188 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Yonago climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 7.2°C2.5°C | 2.5°C | 193 | 23.2 | 10.110 h |
| February | 7.9°C2.4°C | 2.4°C | 142 | 18.1 | 10.911 h |
| March | 11.3°C4.8°C | 4.8°C | 138 | 15.2 | 11.912 h |
| April | 16.2°C9.1°C | 9.1°C | 110 | 11.2 | 13.113 h |
| May | 20.5°C13.8°C | 13.8°C | 121 | 10.4 | 14.014 h |
| June | 23.9°C18.2°C | 18.2°C | 142 | 11.7 | 14.515 h |
| July | 27.5°C22.9°C | 22.9°C | 178 | 13.1 | 14.314 h |
| August, selected | 28.9°C24.0°C | 24.0°C | 116 | 11.3 | 13.513 h |
| September | 25.0°C20.3°C | 20.3°C | 188 | 13.3 | 12.412 h |
| October | 20.1°C14.9°C | 14.9°C | 117 | 11.3 | 11.311 h |
| November | 15.2°C9.8°C | 9.8°C | 125 | 15.2 | 10.310 h |
| December | 9.9°C5.0°C | 5.0°C | 198 | 21.1 | 9.810 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Matsue in AugustJapan · 26 kmHigh 28.1°C · Low 24.9°C · 123 mm rain
- Izumo in AugustJapan · 52 kmHigh 28.7°C · Low 24.6°C · 149 mm rain
- Tsuyama in AugustJapan · 74 kmHigh 30.7°C · Low 23.2°C · 140 mm rain
- Tottori-shi in AugustJapan · 82 kmHigh 29.2°C · Low 24.1°C · 147 mm rain
- Kurashiki in AugustJapan · 102 kmHigh 30.7°C · Low 24.6°C · 95 mm rain
- Okayama in AugustJapan · 103 kmHigh 31.0°C · Low 24.2°C · 108 mm rain
- Fukuyama in AugustJapan · 106 kmHigh 31.0°C · Low 24.4°C · 107 mm rain
- Onomichi in AugustJapan · 114 kmHigh 30.5°C · Low 24.0°C · 107 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Yonago) is explained once on the Yonago year overview and on the Sources, method and limits page.