Last and first frost dates in Naha

Japan

Naha had no frost in 2016–2025, so crops are planted by warmth and rain rather than by frost dates.

Last spring frost	none in ten years
First autumn frost	none in ten years

Median of 2016–2025 for the 25 km grid cell of the city: the last day at or below 0 °C in spring and the first in autumn (ERA5 reanalysis via Open-Meteo). In a cold year a frost can come a week or two later — Greenly warns 48 hours ahead.

There is no frost season here: crops are planted by warmth and rain rather than by frost dates.

When the soil warms up in Naha

The day the top 7 cm of soil first averages each temperature over a week, median of 2016–2025 (ERA5 via Open-Meteo).

Soil	Date
5 °C	already in the first week of January
10 °C	already in the first week of January
15 °C	already in the first week of January
18 °C	11 January

Frost dates near Naha

Of the nearest cities on our list, the last spring frost ends earliest in Kagoshima (24 January) and latest in Kumamoto (18 March).

City	Distance	Last spring frost	First autumn frost
Kagoshima	662 km	24 January	26 December
Kumamoto	789 km	18 March	3 December
Jeju City	819 km	18 February	19 December
Fukuoka	861 km	25 February	21 December
Kitakyushu	907 km	17 February	—

Seeds, seedlings and markets in Naha

Within 15 km of Naha OpenStreetMap lists 3 garden centres, 2 farm-supply shops, 9 markets and 1 farm shop (collected 28 October 2026). The nearest market to the city centre is First Makishi public market, 1 km away.

First Makishi public market — market
Mon–Sun 08:00–20:00 · 1 km · makishi-public-market.jp
JAファーマーズマーケット西原うんたま市場 — market
Mon–Sun 09:00–18:00 · 8 km
ファーマーズマーケット与那原あがりはま市場 — market
Mon–Sun 09:00–18:00 · 8 km
Happy More Market — market
Mon–Sun 09:00–20:00 · 11 km

Where to buy seeds and seedlings in Naha

Weather in Naha by month

Average weather in Naha over 2016–2025: the warmest month is August. Months that average 20 °C or more by day: March–December (21–30.5 °C). Months that average 30 °C or more by day: July (30.4 °C) and August (30.5 °C). No month averages below 0 °C at night; the coldest nights, in January, average 15.5 °C. About 2090 mm of rain falls in a year, on 192 days; June is the wettest month (311 mm) and February the driest (99 mm).

Month	Day, °C	Night, °C	Rain, mm	Rainy days
January	19.2	15.5	102	11
February	19.7	15.6	99	12
March	21.3	17.1	131	13
April	23.5	19.5	139	13
May	26.2	22.3	298	17
June	28.7	25.2	311	22
July	30.4	26.7	186	22
August	30.5	26.7	214	22
September	29.9	26	200	23
October	27.8	23.9	150	15
November	24.6	20.9	114	11
December	21	17.4	146	11

Average of the daily highs and lows, rain per month and days with at least 1 mm (ERA5 via Open-Meteo, the same grid cell as the frost dates).