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Hitachi-Naka Weather by Month
Average temperatures, rainfall and humidity for Hitachi-Naka, Japan, month by month, built from OpenWeather's historical records. Use it to see what a typical Hitachi-Naka month looks like before you travel — then check the live Hitachi-Naka forecast for the days ahead.
Warmest month
August
31°C average high
Coolest month
January
-1°C average low
Wettest month
June
153 mm of rain
Driest month
January
40 mm of rain
Average temperature and rainfall in Hitachi-Naka by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 10°C | -1°C | -8°C / 19°C | 40 mm | 61% | 10 km/h |
| February | 10°C | 0°C | -10°C / 23°C | 47 mm | 60% | 11 km/h |
| March | 14°C | 4°C | -6°C / 24°C | 69 mm | 65% | 11 km/h |
| April | 19°C | 9°C | -3°C / 28°C | 105 mm | 68% | 12 km/h |
| May | 23°C | 14°C | 2°C / 35°C | 99 mm | 72% | 11 km/h |
| June | 26°C | 18°C | 10°C / 36°C | 153 mm | 79% | 10 km/h |
| July | 30°C | 22°C | 16°C / 37°C | 117 mm | 81% | 10 km/h |
| August | 31°C | 24°C | 14°C / 37°C | 119 mm | 79% | 11 km/h |
| September | 27°C | 20°C | 10°C / 35°C | 100 mm | 81% | 11 km/h |
| October | 22°C | 14°C | 2°C / 32°C | 128 mm | 77% | 10 km/h |
| November | 17°C | 7°C | -3°C / 25°C | 71 mm | 72% | 9 km/h |
| December | 12°C | 2°C | -8°C / 23°C | 58 mm | 65% | 9 km/h |
Best time to visit Hitachi-Naka
The most comfortable time to visit Hitachi-Naka is generally May and September to October, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 1106 mm a year.
Travellers who prefer heat should aim for August, when highs average 31°C. June is the month to avoid if rain would spoil your plans — it averages 153 mm, roughly 4× the rainfall of January.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Hitachi-Naka forecast for what is happening now.