Yamanouchi
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Yamanouchi Weather in July

With daytime temperatures of 27°C (81°F) and nighttime lows of 18°C (64°F), July in Yamanouchi brings high temperatures during the day. It is also the wettest month of the year, so pack an umbrella.

Rainfall in Yamanouchi in July

As part of the rainy season, Yamanouchi sees around 23 days of rain in July, with an average of 246 mm (9.7 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in Yamanouchi in July

If you're visiting Yamanouchi in July, expect highs of 27°C (81°F) and overnight lows around 18°C (64°F). July is part of the summer season. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 18°C (64°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Yamanouchi in July

The area enjoys a balanced 170 hours of sunlight, ensuring it's neither too rainy nor too sunny.

If you prefer enjoying temperate temperatures and rain-free days, May typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Yamanouchi Temperature in July

Min Temperature
18°C (64°F)
Max Temperature
27°C (81°F)
Chance of Rain
76%
Precipitation
246 mm (9.7 in)
Rainy days
23 days
Humidity
74% *
Sunshine
170 hours *
Percentage Sunshine
*
* Data from: Nagano, Japan (27 KM, 17 Miles).

Yamanouchi Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Yamanouchi - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Yamanouchi 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 19°C (66°F) to 22°C (72°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 records for Yamanouchi in July

Browse day-by-day weather records for Yamanouchi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Yamanouchi historical weather extremes in July

The extremes listed below come from historical weather data collected in Yamanouchi from 1976 through 2026.

  • The hottest July day on record in Yamanouchi reached 36°C (97°F) (July 27, 1998).
  • Yamanouchi experienced its chilliest July day on July 18, 2006, reaching only 19°C (66°F).
  • Nighttime temperatures dropped to 14°C (57°F) on July 6, 2026, 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 →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Yamanouchi in July

Warm temperatures in July make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Yamanouchi in July

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Yamanouchi 3-Day Forecast

More climate data for Yamanouchi

Popular in July

Where to go in July - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.