The most comfortable time to visit Naha is from late October to early May. For sun, aim for mid May to early June; for walking, go from late November to early April.
When to go five ratings · thirty-six ten-day sections · click a cell to read it
For sun, go from mid May to early June, with a second spell in early and mid October. It peaks in early October, at 64. Avoid late December to early March for this: it falls to 2, mostly because it is too cool. The clearest skies come in October, when the sky is typically 56% covered at midday (partly cloudy).
The being outside season here runs from late October to early May. It peaks in late November, at 82. The weakest stretch is from late June to mid September, when it drops to 2, mostly because it is too hot.
For walking, go from late November to early April. It peaks in mid January, at 80. Avoid June to early October for this: it falls to 0, mostly because it is too warm.
The year, measured
The average temperature in Naha over the whole year is 23°C. July is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 16°C. Naha has no sharply defined rainy season: the chance of rain on a given day runs from 27% in February, the driest month, to 43% in June, the wettest. Winds in Naha are highest in December, averaging 5.1 m/s (18 km/h), and lightest in May, at 4.4 m/s (16 km/h). The prevailing wind is from the E. The clearest skies in Naha come in August, when the sky is typically 51% covered; May is the cloudiest month, at 67%.
Month by month Naha climate by month: average temperatures year round · click a month to read it
| Month | High | Low | Feels like | Chance of rain | Cloud | Wind | Being outside | Sun | Walking |
|---|---|---|---|---|---|---|---|---|---|
| January | 19°C | 16°C | 16°C | 29% | 65% | 4.7 m/s | 61 | 2 | 79 |
| February | 19°C | 16°C | 17°C | 27% | 67% | 5.0 m/s | 61 | 5 | 75 |
| March | 21°C | 18°C | 19°C | 34% | 61% | 4.6 m/s | 74 | 11 | 68 |
| April | 24°C | 20°C | 23°C | 33% | 63% | 4.6 m/s | 73 | 29 | 46 |
| May | 26°C | 23°C | 27°C | 37% | 67% | 4.4 m/s | 48 | 53 | 18 |
| June | 29°C | 26°C | 31°C | 43% | 64% | 4.6 m/s | 13 | 48 | 2 |
| July | 31°C | 28°C | 34°C | 39% | 54% | 4.7 m/s | 3 | 28 | 1 |
| August | 31°C | 28°C | 34°C | 35% | 51% | 4.4 m/s | 3 | 26 | 0 |
| September | 30°C | 27°C | 32°C | 43% | 56% | 4.6 m/s | 6 | 43 | 1 |
| October | 28°C | 25°C | 28°C | 31% | 52% | 4.8 m/s | 37 | 58 | 13 |
| November | 25°C | 22°C | 23°C | 29% | 59% | 4.8 m/s | 75 | 35 | 44 |
| December | 21°C | 18°C | 18°C | 28% | 66% | 5.1 m/s | 67 | 8 | 72 |
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Naha weather by season
Year round, Naha has days of about 19°C at their warmest in January, its coolest month, and 31°C in July, its warmest; the coolest hours of the day run from 16°C to 28°C through the year, and the average temperature over the year is 23°C around the clock. Rain is most likely around June and least likely around February. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Naha weather in winterDecember to February
Winter in Naha has typical daily highs of about 20°C and lows of about 17°C, with a 28% chance of rain on a given day.
Naha weather in springMarch to May
Spring in Naha has typical daily highs of about 24°C and lows of about 21°C, with a 35% chance of rain on a given day.
Naha weather in summerJune to August
Summer in Naha has typical daily highs of about 30°C and lows of about 27°C, with a 39% chance of rain on a given day.
Naha weather in autumnSeptember to November
Autumn in Naha has typical daily highs of about 28°C and lows of about 24°C, with a 34% chance of rain on a given day.
When is the rainy season in Naha?
Naha has no sharply defined rainy season: the chance of rain on a given day runs from 27% in February, the driest month, to 43% in June, the wettest.
What time of year is Naha windiest?
Winds in Naha are highest in December, averaging 5.1 m/s (18 km/h), and lightest in May, at 4.4 m/s (16 km/h). The prevailing wind is from the E.
What is the average temperature in Naha year round?
The average temperature in Naha over the whole year is 23°C. July is the hottest month, with highs of about 31°C; January is the coldest, with lows of about 16°C.
Where to go instead in mid July, the weakest time here for being outside
How this is worked out
Every figure is a decade of weather-station observations blended into one typical year, in ten-day sections. The ratings, the chart and the feels-like column are read at midday local solar time. Being outside is the Easy outdoors rating, Sun is Sunbathing and Walking is Active outdoors, each out of 100: Good from 55, Ideal from 80. They describe what a time of year is usually like here, not a forecast. The dotted links open the map at that time of year; set its time of day to midday to see these numbers.