Utazu, Japan experiences average highs of 19°C (66°F) and lows of 14°C (57°F) throughout the year. Rainfall is moderate, averaging about 10 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have stayed broadly stable across the available records.
Utazu, Japan Weather & Climate 2026
Monthly climate averages for Utazu, Japan. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: Mar–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
6.1/10
Best: May, June, September, October
UV Index
5
Low
Temperature 19°C / 14°C
Feels Like 19°C / 13°C
Rainy Days 10
Rainfall 122 mm
Sunshine 9 h
Humidity 75%
Wind Speed 15 km/h
Dew Point 12°C
Snow Days 2 days
Frost Days 2 days
Hottest Month
30°C
August
Avg Low25°C
Rain9days
Coldest Month
3°C
February
Avg High9°C
Rain9days
Driest Month
7days
November
Avg High16°C
Avg Low11°C
Windiest Month
19 km/h
January (Gusts 40)
Sea Temperature
9°C – 30°C
Warmest water: August (
30.4°C
)
Worst Time to Visit
Consider avoiding January, February, August, December due to less favorable weather conditions.
Sun Position
Sunrise 04:54
Daylight 14.4h
Sunset 19:19
Live conditions—
Utazu on the map · live conditions
Utazu, Japan
- Continent
- Asia
- Country
- Japan
- City
- Utazu
- Population
- 18.7K
- Coordinates
- 34.30°, 133.82°
Seasonal Breakdown
Spring
Mar–May
Avg High 17°C
Avg Low 11°C
Rain 10 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 28°C
Avg Low 23°C
Rain 12 days/mo
1/3 best months
Autumn
Sep–Nov
Avg High 21°C
Avg Low 17°C
Rain 10 days/mo
2/3 best months
Winter
Dec–Feb
Avg High 9°C
Avg Low 4°C
Rain 9 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 8°C / 4°C . Feb: 9°C / 3°C . Mar: 13°C / 7°C . Apr: 17°C / 11°C . May: 21°C / 15°C . Jun: 25°C / 20°C . Jul: 29°C / 24°C . Aug: 30°C / 25°C . Sep: 27°C / 23°C . Oct: 21°C / 17°C . Nov: 16°C / 11°C . Dec: 10°C / 6°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 52 mm. Feb: 61 mm. Mar: 98 mm. Apr: 119 mm. May: 150 mm. Jun: 211 mm. Jul: 209 mm. Aug: 137 mm. Sep: 178 mm. Oct: 138 mm. Nov: 58 mm. Dec: 48 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 69%. Feb: 69%. Mar: 72%. Apr: 74%. May: 76%. Jun: 82%. Jul: 84%. Aug: 80%. Sep: 79%. Oct: 74%. Nov: 72%. Dec: 69%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 19 km/h . Feb: 18 km/h . Mar: 17 km/h . Apr: 15 km/h . May: 13 km/h . Jun: 13 km/h . Jul: 12 km/h . Aug: 13 km/h . Sep: 14 km/h . Oct: 15 km/h . Nov: 15 km/h . Dec: 19 km/h .
Sunshine
Sunshine
Sunshine: Jan: 8h. Feb: 8h. Mar: 9h. Apr: 9h. May: 9h. Jun: 8h. Jul: 10h. Aug: 10h. Sep: 8h. Oct: 8h. Nov: 8h. Dec: 8h.
Sea Temperature
Sea Temperatureswim
Line chart showing monthly sea temperature. Jan: 10°C . Feb: 9°C . Mar: 11°C . Apr: 15°C . May: 19°C . Jun: 22°C . Jul: 28°C . Aug: 30°C . Sep: 29°C . Oct: 24°C . Nov: 19°C . Dec: 14°C .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 3. Feb: UV 4. Mar: UV 5. Apr: UV 6. May: UV 6. Jun: UV 7. Jul: UV 8. Aug: UV 7. Sep: UV 6. Oct: UV 5. Nov: UV 4. Dec: UV 3.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 3 days. Feb: 3 days. Mar: 0 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 0 days. Dec: 1 days.
Climate Trends
Average highs have stayed broadly stable across the available records. Average rainfall is trending drier by about 34 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 31°C | Aug · 30°C |
| Coldest month | Feb 2025 · 2°C | Feb · 3°C |
| Wettest month | Jun 2025 · 227 mm | Jun · 211 mm |
| Windiest month | Feb 2025 · 21 km/h | Jan · 19 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Fair April
Good May best
Excellent June best
Excellent July
Wet August
Fair September best
Good October best
Excellent November
Good December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 8°C / 4°C | 4°C / 0°C | 9days (52 mm) Wet | 7.8h Good | 69% Muggy | 3.3 Moderate | Poor | View Details |
| February | 9°C / 3°C | 5°C / 0°C | 9days (61 mm) Wet | 8.2h Good | 69% Muggy | 4.1 Moderate | Poor | View Details |
| March | 13°C / 7°C | 11°C / 4°C | 11days (98 mm) Wet | 8.6h Good | 72% Muggy | 5 Moderate | Fair | View Details |
| April | 17°C / 11°C | 17°C / 9°C | 9days (119 mm) Wet | 9h Good | 74% Muggy | 6.3 High | Good | View Details |
| May best | 21°C / 15°C | 22°C / 15°C | 10days (150 mm) Wet | 9.1h Good | 76% Humid | 6.4 High | Excellent | View Details |
| June best | 25°C / 20°C | 28°C / 21°C | 13days (211 mm) Wet | 8.3h Good | 82% Humid | 6.5 High | Excellent | View Details |
| July | 29°C / 24°C | 34°C / 28°C | 13days (209 mm) Wet | 9.5h Good | 84% Humid | 7.6 Very High | Wet | View Details |
| August | 30°C / 25°C | 35°C / 30°C | 9days (137 mm) Wet | 10.3h Excellent | 80% Humid | 7.2 Very High | Fair | View Details |
| September best | 27°C / 23°C | 30°C / 25°C | 14days (178 mm) Wet | 8.2h Good | 79% Humid | 6.4 High | Good | View Details |
| October best | 21°C / 17°C | 22°C / 16°C | 10days (138 mm) Wet | 7.8h Good | 74% Muggy | 4.8 Moderate | Excellent | View Details |
| November | 16°C / 11°C | 14°C / 9°C | 7days (58 mm) Good | 8h Good | 72% Muggy | 3.7 Moderate | Good | View Details |
| December | 10°C / 6°C | 7°C / 2°C | 8days (48 mm) Wet | 7.6h Good | 69% Muggy | 3.1 Moderate | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Utazu are May, June, September, October, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Utazu, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Utazu is August, with average daytime highs of 30°C (86°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Utazu is February, with average overnight lows of 3°C (38°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Utazu is June, averaging 211mm of precipitation across 13 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Utazu runs through September, June, July, March, with the heaviest rainfall in September. Based on 10-year averages for Utazu.
Utazu receives approximately 102 sunshine hours per year. The sunniest month is August with around 10 hours. Based on climate data for Utazu.
The least favorable months to visit Utazu are January, February, August, December, primarily due to less favorable weather conditions. For the best conditions, consider May, June, September, October instead.
The annual average UV index in Utazu is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Utazu is 75%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in June, July, August, September, October average 27°C (81°F), which is warm and comfortable for swimming and water activities.
Yes, Utazu receives snow. Months with snowfall average 2 snow days and 2 cm (1 in) of accumulation, with about 2 frost days during winter.
Average wind speeds in Utazu are 15 km/h (9 mph). The windiest month is January with peak winds reaching 19 km/h (12 mph) (gusts up to 40 km/h / 25 mph).
Utazu averages 4 clear-sky days per month with overall cloud cover around 57%. The clearest skies occur in November.
The annual average dew point in Utazu is 12°C (54°F), which feels pleasant with low humidity. Outdoor activities are comfortable year-round from a humidity standpoint.
Utazu has a Humid Subtropical climate, classified as Cfa under the Köppen system. Temperate climates have mild winters and warm summers, with rainfall spread across the year and four distinct seasons.
The 'feels like' temperature in Utazu ranges from 13°C (55°F) to 19°C (66°F) on average. The 'feels like' temperature closely matches the actual temperature throughout most of the year.
Yes, June is a great time to visit Utazu. It earns a climate score of 8.3/10 with Excellent.
For June in Utazu, pack Umbrella, Waterproof jacket, Breathable clothing, Sunscreen (SPF 30+), Sun hat. With average highs of 25°C (76°F) and 13 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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