+37.4500° · +138.8500° · ELEV 0m
Nagaoka
Japan · Niigata
Monthly weather averages for Nagaoka, Japan — temperature highs and lows, rainfall, sunshine hours by month, and the best time to visit.
№ 01
August → JanuaryClimate Overview
Nagaoka has a continental climate. The warmest month is August (30°C average high) and the coolest is January (4°C).
№ 02
2027 mm / yearRainfall by Month
Nagaoka sees 2027 mm of rain a year. The wettest month is December (251 mm); the driest is April (113 mm).
№ 03
JuneBest Time to Visit
June
16°C – 25°C · 9.5h sun
The best time to visit Nagaoka is June, when temperatures average 16°C–25°C with 9.5 sunshine hours per day.
Some visitors prefer April–May for cooler, drier conditions.
№ 04
12 months · °C · mm · hoursMonthly Breakdown
| January | 3.8°C | -2.4°C | 204 mm | 5.1 h | 06:58 | 16:49 |
|---|---|---|---|---|---|---|
| February | 5.0°C | -2.3°C | 143 mm | 6.1 h | 06:34 | 17:22 |
| March | 10.8°C | 0.5°C | 124 mm | 8.0 h | 05:56 | 17:50 |
| April | 16.3°C | 4.9°C | 113 mm | 8.7 h | 05:10 | 18:18 |
| May | 22.2°C | 10.9°C | 115 mm | 9.5 h | 04:36 | 18:45 |
| June | 25.3°C | 15.8°C | 138 mm | 9.5 h | 04:23 | 19:06 |
| July | 28.8°C | 20.9°C | 247 mm | 9.2 h | 04:34 | 19:05 |
| August | 30.4°C | 22.0°C | 204 mm | 9.8 h | 05:00 | 18:38 |
| September | 25.9°C | 17.8°C | 160 mm | 8.0 h | 05:26 | 17:54 |
| October | 19.4°C | 10.9°C | 165 mm | 7.1 h | 05:51 | 17:08 |
| November | 13.9°C | 5.7°C | 163 mm | 6.1 h | 06:23 | 16:34 |
| December | 7.2°C | 0.3°C | 251 mm | 4.6 h | 06:51 | 16:27 |