Funagata, Japan experiences average highs of 15°C (59°F) and lows of 8°C (46°F) throughout the year. Rainfall is frequent, averaging about 17 rainy days per month. Average highs have warmed by 0.6°C (1.1°F) across the available records.
Funagata, Japan Weather & Climate 2026
Monthly climate averages for Funagata, Japan. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Apr–Oct 
Wetter season: Jan–Dec At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.5/10
Best: May, June, September, October
UV Index
5
Low
Temperature 15°C / 8°C
Feels Like 15°C / 7°C
Rainy Days 17
Rainfall 140 mm
Sunshine 8 h
Humidity 83%
Wind Speed 14 km/h
Dew Point 9°C
Snow Days 15 days
Frost Days 15 days
Hottest Month
28°C
August
Avg Low22°C
Rain17days
Coldest Month
-3°C
January
Avg High2°C
Rain25days
Driest Month
13days
October
Avg High18°C
Avg Low11°C
Windiest Month
17 km/h
February (Gusts 52)
Worst Time to Visit
Consider avoiding January, February, March, December due to very cold temperatures, heavy rainfall.
Sun Position
Sunrise 04:15
Daylight 14.9h
Sunset 19:06
Live conditions—
Funagata on the map · live conditions
Funagata, Japan
- Continent
- Asia
- Country
- Japan
- City
- Funagata
- Population
- 5.1K
- Coordinates
- 38.69°, 140.32°
Seasonal Breakdown
Spring
Mar–May
Avg High 14°C
Avg Low 5°C
Rain 15 days/mo
1/3 best months
Summer
Jun–Aug
Avg High 26°C
Avg Low 19°C
Rain 16 days/mo
1/3 best months
Autumn
Sep–Nov
Avg High 18°C
Avg Low 11°C
Rain 15 days/mo
2/3 best months
Winter
Dec–Feb
Avg High 3°C
Avg Low -2°C
Rain 23 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: 2°C / -3°C . Feb: 3°C / -3°C . Mar: 8°C / 0°C . Apr: 15°C / 5°C . May: 20°C / 11°C . Jun: 24°C / 16°C . Jul: 27°C / 20°C . Aug: 28°C / 22°C . Sep: 24°C / 18°C . Oct: 18°C / 11°C . Nov: 12°C / 5°C . Dec: 5°C / -1°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 151 mm. Feb: 111 mm. Mar: 115 mm. Apr: 122 mm. May: 112 mm. Jun: 133 mm. Jul: 190 mm. Aug: 200 mm. Sep: 135 mm. Oct: 127 mm. Nov: 116 mm. Dec: 167 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 84%. Feb: 80%. Mar: 79%. Apr: 77%. May: 79%. Jun: 84%. Jul: 88%. Aug: 88%. Sep: 87%. Oct: 84%. Nov: 83%. Dec: 85%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 16 km/h . Feb: 17 km/h . Mar: 17 km/h . Apr: 16 km/h . May: 14 km/h . Jun: 12 km/h . Jul: 11 km/h . Aug: 11 km/h . Sep: 12 km/h . Oct: 13 km/h . Nov: 15 km/h . Dec: 15 km/h .
Sunshine
Sunshine
Sunshine: Jan: 6h. Feb: 8h. Mar: 8h. Apr: 9h. May: 9h. Jun: 9h. Jul: 9h. Aug: 9h. Sep: 8h. Oct: 7h. Nov: 7h. Dec: 6h.
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 7. Aug: UV 7. Sep: UV 5. Oct: UV 4. Nov: UV 3. Dec: UV 2.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy Oppressive
Snow Days
Snow DaysSnowfall
Snow Days: Jan: 26 days. Feb: 22 days. Mar: 13 days. Apr: 3 days. May: 0 days. Jun: 0 days. Jul: 0 days. Aug: 0 days. Sep: 0 days. Oct: 0 days. Nov: 5 days. Dec: 22 days.
Climate Trends
Average highs have warmed by 0.6°C (1.1°F) across the available records. Average rainfall is trending wetter by about 30 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Jul 2025 · 31°C | Aug · 28°C |
| Coldest month | Jan 2025 · -3°C | Jan · -3°C |
| Wettest month | Aug 2025 · 295 mm | Aug · 200 mm |
| Windiest month | Feb 2025 · 19 km/h | Feb · 17 km/h |
Month-by-Month Weather Table
January
Wet 
February
Wet March
Poor April
Fair May best
Good June best
Excellent July
Wet August
Wet September best
Excellent October best
Good November
Poor December
Wet | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | 2°C / -3°C | -2°C / -7°C | 25days (151 mm) Wet | 6.1h Fair | 84% Humid | 2.5 Moderate | Wet | View Details |
| February | 3°C / -3°C | -1°C / -7°C | 19days (111 mm) Wet | 7.5h Good | 80% Humid | 3.7 Moderate | Wet | View Details |
| March | 8°C / 0°C | 5°C / -3°C | 17days (115 mm) Wet | 8.1h Good | 79% Humid | 4.5 Moderate | Poor | View Details |
| April | 15°C / 5°C | 13°C / 3°C | 14days (122 mm) Wet | 8.9h Good | 77% Humid | 5.5 High | Fair | View Details |
| May best | 20°C / 11°C | 20°C / 10°C | 14days (112 mm) Wet | 9h Good | 79% Humid | 5.7 High | Good | View Details |
| June best | 24°C / 16°C | 26°C / 17°C | 15days (133 mm) Wet | 8.9h Good | 84% Humid | 6.7 High | Excellent | View Details |
| July | 27°C / 20°C | 31°C / 24°C | 16days (190 mm) Wet | 8.5h Good | 88% Very Muggy | 6.8 High | Wet | View Details |
| August | 28°C / 22°C | 33°C / 25°C | 17days (200 mm) Wet | 8.8h Good | 88% Very Muggy | 6.9 High | Wet | View Details |
| September best | 24°C / 18°C | 27°C / 19°C | 14days (135 mm) Wet | 7.7h Good | 87% Very Muggy | 5.2 High | Excellent | View Details |
| October best | 18°C / 11°C | 17°C / 10°C | 13days (127 mm) Wet | 6.9h Fair | 84% Humid | 3.9 Moderate | Good | View Details |
| November | 12°C / 5°C | 9°C / 2°C | 17days (116 mm) Wet | 6.8h Fair | 83% Humid | 2.8 Moderate | Poor | View Details |
| December | 5°C / -1°C | 2°C / -5°C | 25days (167 mm) Wet | 5.7h Fair | 85% Humid | 2 Low | Wet | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Funagata are May, June, September, October, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Funagata, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Funagata is August, with average daytime highs of 28°C (83°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Funagata is January, with average overnight lows of -3°C (26°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Funagata is August, averaging 200mm of precipitation across 17 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Funagata runs through January, December, February, March, with the heaviest rainfall in January. Based on 10-year averages for Funagata.
Funagata receives approximately 93 sunshine hours per year. The sunniest month is May with around 9 hours. Based on climate data for Funagata.
The least favorable months to visit Funagata are January, February, March, December, primarily due to very cold temperatures, heavy rainfall. For the best conditions, consider May, June, September, October instead.
The annual average UV index in Funagata is 5, classified as moderate. Standard sun protection (sunscreen, hat) is recommended during prolonged outdoor exposure.
Average humidity in Funagata is 83%, classified as humid. High humidity makes warm temperatures feel significantly hotter — lightweight, breathable clothing is recommended.
Yes, Funagata receives snow. Months with snowfall average 15 snow days and 40 cm (16 in) of accumulation, with about 15 frost days during winter.
Average wind speeds in Funagata are 14 km/h (9 mph). The windiest month is February with peak winds reaching 17 km/h (11 mph) (gusts up to 52 km/h / 32 mph).
Funagata averages 1 clear-sky days per month with overall cloud cover around 73%. The clearest skies occur in May.
The annual average dew point in Funagata is 9°C (48°F), which feels dry and comfortable. Outdoor activities are comfortable year-round from a humidity standpoint.
Funagata 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 Funagata ranges from 7°C (45°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 Funagata. It earns a climate score of 7.8/10 with Excellent.
For June in Funagata, pack Umbrella, Waterproof jacket, Waterproof shoes, Sunscreen (SPF 30+), Sunglasses. With average highs of 24°C (74°F) and 15 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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