Niigata Weather in July
In Niigata, July brings high daytime temperatures around 28°C (82°F), with nights cooling to 23°C (73°F). It is the wettest month of the year, so expect more rainfall than usual.
Rainfall in Niigata in July
The month is marked by heavy rainfall, often coming down in intense bursts. Make sure to have a poncho to stay dry. Expect around 18 days of rain based on historical data, with 234 mm (9.2 in) average. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Niigata in July
July in Niigata sees highs of 28°C (82°F) and lows of 23°C (73°F) overnight. This kind of day-to-night contrast is typical for this time of year. With overnight lows of 23°C (73°F), evenings stay pleasantly warm.
Sunshine in Niigata in July
You can expect a moderate amount of sunlight, with approximately 165 hours. This means a pleasant mix of sun and overcast.Should you favor a climate that's both dry and comfortably warm, May, June, September and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Niigata's climate page.
Niigata Temperature in July
Min Temperature
23°C (73°F)
Max Temperature
28°C (82°F)
Chance of Rain
59%
Precipitation
234 mm (9.2 in)
Rainy days
18 days
Humidity
78%
Sunshine
165 hours
Percentage Sunshine
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Niigata typically rise from around 26°C (79°F) at the start of July to approximately 30°C (86°F) by the end. Nights are warm, with lows typically ranging from 20°C (68°F) to 25°C (77°F).
Average temperatures in July
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in July
Historical weather for Niigata in July
Browse day-by-day weather records for Niigata spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Niigata historical weather extremes in July
Based on 49 years of weather observations in Niigata between 1976 and 2025, these are the recorded extremes.
- The hottest July day on record in Niigata reached 38°C (100°F) (July 29, 2018).
- The lowest daytime temperature in July was 20°C (68°F), recorded on July 1, 1988.
- Nighttime temperatures dropped to 11°C (52°F) on July 1, 1976, marking the coldest July night on record.
Best Places in Japan in July
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in July →
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What to Wear in Niigata in July
Warm weather calls for comfortable, breathable clothing in July. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Niigata in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Niigata's climate page.
Temperature Rainfall Sunshine Humidity
See the full Niigata climate overview or explore weather in Japan.
