Wakuya, Japan experiences average highs of 16°C (61°F) and lows of 10°C (50°F) throughout the year. Rainfall is moderate, averaging about 11 rainy days per month. Average highs have warmed by 0.9°C (1.6°F) across the available records.
Wakuya, Japan Weather & Climate 2026
Monthly climate averages for Wakuya, Japan. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
5.5/10
Best: June, July, September
UV Index
5
Low
Temperature 16°C / 10°C
Feels Like 15°C / 8°C
Rainy Days 11
Rainfall 98 mm
Sunshine 8 h
Humidity 77%
Wind Speed 21 km/h
Dew Point 9°C
Snow Days 5 days
Frost Days 11 days
Hottest Month
28°C
August
Avg Low 23°C
Rain 16 days
Coldest Month
-1°C
January
Avg High 4°C
Rain 9 days
Driest Month
7 days
February
Avg High 5°C
Avg Low -1°C
Windiest Month
26 km/h
February (Gusts 47)
Sea Temperature
9°C – 28°C
Warmest water: August (
27.7°C
)
Worst Time to Visit
Consider avoiding January, February, December due to very cold temperatures.
Sun Position
Sunrise 04:11
Daylight 14.8h
Sunset 19:01
Live conditions —
Wakuya on the map · live conditions
Wakuya, Japan
- Continent
- Asia
- Country
- Japan
- City
- Wakuya
- Population
- 15.8K
- Coordinates
- 38.54°, 141.13°
Seasonal Breakdown
Spring
Mar–May
Avg High 14°C
Avg Low 7°C
Rain 10 days/mo
Summer
Jun–Aug
Avg High 25°C
Avg Low 20°C
Rain 14 days/mo
2/3 best months
Autumn
Sep–Nov
Avg High 18°C
Avg Low 12°C
Rain 10 days/mo
1/3 best months
Winter
Dec–Feb
Avg High 5°C
Avg Low -1°C
Rain 8 days/mo
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
High Low Shaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 4°C / -1°C . Feb: 5°C / -1°C . Mar: 10°C / 2°C . Apr: 14°C / 7°C . May: 19°C / 12°C . Jun: 23°C / 16°C . Jul: 26°C / 21°C . Aug: 28°C / 23°C . Sep: 24°C / 19°C . Oct: 18°C / 12°C . Nov: 13°C / 6°C . Dec: 7°C / 1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 50 mm. Feb: 39 mm. Mar: 87 mm. Apr: 105 mm. May: 103 mm. Jun: 113 mm. Jul: 133 mm. Aug: 169 mm. Sep: 137 mm. Oct: 138 mm. Nov: 48 mm. Dec: 50 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 70%. Feb: 67%. Mar: 70%. Apr: 73%. May: 77%. Jun: 83%. Jul: 86%. Aug: 86%. Sep: 83%. Oct: 78%. Nov: 75%. Dec: 73%.
Monthly Wind Speed
Wind Speed Gusts
Bar chart showing monthly wind speed. Jan: 26 km/h . Feb: 26 km/h . Mar: 24 km/h . Apr: 23 km/h . May: 20 km/h . Jun: 19 km/h . Jul: 16 km/h . Aug: 18 km/h . Sep: 18 km/h . Oct: 20 km/h . Nov: 21 km/h . Dec: 24 km/h .
Sunshine
Sunshine
Sunshine: Jan: 8h. Feb: 9h. Mar: 9h. Apr: 10h. May: 9h. Jun: 9h. Jul: 9h. Aug: 9h. Sep: 8h. Oct: 7h. Nov: 8h. Dec: 7h.
Sea Temperature
Sea Temperature swim
Line chart showing monthly sea temperature. Jan: 10°C . Feb: 9°C . Mar: 9°C . Apr: 12°C . May: 16°C . Jun: 21°C . Jul: 25°C . Aug: 28°C . Sep: 26°C . Oct: 21°C . Nov: 16°C . Dec: 12°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 6. Jul: UV 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 3.
Monthly Daylight Hours
Daylight 12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow Days Snowfall
Snow Days: Jan: 10 days. Feb: 6 days. Mar: 3 days. Apr: 0 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 1 days. Dec: 6 days.
Climate Trends
Average highs have warmed by 0.9°C (1.6°F) across the available records. Average rainfall is trending drier by about 8 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Aug 2025 · 29°C | Aug · 28°C |
| Coldest month | Feb 2025 · -1°C | Jan · -1°C |
| Wettest month | Aug 2025 · 190 mm | Aug · 169 mm |
| Windiest month | Feb 2025 · 28 km/h | Feb · 26 km/h |
Month-by-Month Weather Table
January
Poor 
February
Poor March
Poor April
Fair May
Good June best
Excellent July best
Excellent August
Good September best
Excellent October
Good November
Fair December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 4°C / -1°C | -1°C / -7°C | 9days (50 mm) Wet | 7.5h Good | 70% Muggy | 2.8 Moderate | Poor | View Details |
| February | 5°C / -1°C | 0°C / -6°C | 7days (39 mm) Good | 8.5h Good | 67% Muggy | 3.8 Moderate | Poor | View Details |
| March | 10°C / 2°C | 6°C / -2°C | 9days (87 mm) Wet | 8.7h Good | 70% Muggy | 4.7 Moderate | Poor | View Details |
| April | 14°C / 7°C | 12°C / 3°C | 10days (105 mm) Wet | 9.5h Good | 73% Muggy | 5.7 High | Fair | View Details |
| May | 19°C / 12°C | 19°C / 10°C | 12days (103 mm) Wet | 9.3h Good | 77% Humid | 5.9 High | Good | View Details |
| June best | 23°C / 16°C | 24°C / 17°C | 11days (113 mm) Wet | 9.3h Good | 83% Humid | 6.4 High | Excellent | View Details |
| July best | 26°C / 21°C | 30°C / 24°C | 14days (133 mm) Wet | 8.7h Good | 86% Very Muggy | 6.9 High | Excellent | View Details |
| August | 28°C / 23°C | 32°C / 26°C | 16days (169 mm) Wet | 9h Good | 86% Very Muggy | 6.9 High | Good | View Details |
| September best | 24°C / 19°C | 26°C / 20°C | 12days (137 mm) Wet | 8h Good | 83% Humid | 5.2 High | Excellent | View Details |
| October | 18°C / 12°C | 17°C / 11°C | 11days (138 mm) Wet | 7.4h Good | 78% Humid | 4 Moderate | Good | View Details |
| November | 13°C / 6°C | 10°C / 3°C | 7days (48 mm) Good | 7.7h Good | 75% Muggy | 3.1 Moderate | Fair | View Details |
| December | 7°C / 1°C | 2°C / -4°C | 9days (50 mm) Wet | 7.3h Good | 73% Muggy | 2.5 Moderate | Poor | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Wakuya are June, July, September, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Wakuya, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Wakuya is August, with average daytime highs of 28°C (82°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Wakuya is January, with average overnight lows of -1°C (29°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Wakuya is August, averaging 169mm of precipitation across 16 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Wakuya runs through August, July, May, September, with the heaviest rainfall in August. Based on 10-year averages for Wakuya.
Wakuya receives approximately 101 sunshine hours per year. The sunniest month is April with around 10 hours. Based on climate data for Wakuya.
The least favorable months to visit Wakuya are January, February, December, primarily due to very cold temperatures. For the best conditions, consider June, July, September instead.
The annual average UV index in Wakuya is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Wakuya is 77%, classified as humid. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Yes — sea temperatures in July, August, September average 26°C (79°F), which is warm and comfortable for swimming and water activities.
Yes, Wakuya receives snow. Months with snowfall average 5 snow days and 4 cm (2 in) of accumulation, with about 11 frost days during winter.
Average wind speeds in Wakuya are 21 km/h (13 mph). The windiest month is February with peak winds reaching 26 km/h (16 mph) (gusts up to 47 km/h / 29 mph).
Wakuya averages 3 clear-sky days per month with overall cloud cover around 60%. The clearest skies occur in May.
The annual average dew point in Wakuya is 9°C (48°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Wakuya 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 Wakuya ranges from 8°C (46°F) to 15°C (59°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 Wakuya. It earns a climate score of 8.3/10 with Excellent.
For June in Wakuya, pack Umbrella, Waterproof jacket, Sunscreen (SPF 30+), Sunglasses, Comfortable walking shoes. With average highs of 23°C (73°F) and 11 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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