Umi — VanSky 74 (Comfortable)

Town · Fukuoka Prefecture, Japan

22° Cloudy

VanSky

Comfortable

Comfortable days: 7 of 7 Best window: Th–Sa Worse later this week

Feels like

22°C

Wind

8 km/h

Precip

Humidity

43%

—

06:22 / 17:45

VanSky index for Umi, Japan — 74 out of 100 (Comfortable). Decide in seconds: temperature, precipitation, wind and solar output. Data refreshed several times a day from real weather observations.

The main score is weekly (7-day average). The “Today” toggle shows the current day, and the region page compares cities “by area”.

Umi, Japan — VanSky 74 out of 100. Comfortable for a route. Ranked #903 of 1486 cities in the country (as of 15 October 2026). Temperature 23°C, wind 8 km/h. Solar panels yield 1.8 kWh/day at 400 W — enough for full autonomy.

∅ 7-day average

Sleep

100

14°C

Night temperature

Solar

1.8 kWh

for 500W panels • sunny 10.3h

Driving

100

8 km/h

Wind speed (gusts 17)

Condensation

Low

43%

Humidity level • Dew point 9°C comfortable

Awning

Safe

17 km/h

Max gusts

Air Quality

Moderate

41 AQI

PM2.5: 12.7 μg/m³

Upcoming forecast

15.10

day

23°

night

14°

solar

1.8 kWh

wind

8 km/h

VanSky 96

comfort

16.10

day

23°

night

15°

solar

1 kWh

wind

7 km/h

VanSky 90

comfort

17.10

day

26°

night

15°

solar

1.9 kWh

wind

17 km/h

gusts 34 км/ч

VanSky 93

comfort

18.10

day

29°

night

17°

solar

1.8 kWh

wind

7 km/h

VanSky 73

comfort

19.10

day

27°

night

22°

solar

1 kWh

wind

8 km/h

gusts 21 км/ч

VanSky 65

comfort

20.10

day

26°

night

22°

solar

1.1 kWh

wind

7 km/h

VanSky 69

comfort

21.10

day

23°

night

17°

solar

0.6 kWh

wind

19 km/h

gusts 37 км/ч

VanSky 82

comfort

Umi on map

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Open-Meteo

Solar — W Panels W

Today's output

Peak hours

4.4h

sunny 10.3h

Usage estimate

Travel recommendations

Wind is calm — safe to open the awning and leave it out overnight.
Perfect night (14°C) — comfortable without heating or air conditioning.
Comfortable temperature (23°C) — ideal for outdoor work and hiking.

Air Quality Today

Good

Fair

Moderate

Poor

Danger

Moderate

Moderate pollution — people with allergies or asthma should reduce time outdoors.

PM2.5

12.7

μg/m³

Fair

Dust

μg/m³

Good

Pollen

—

Similar by VanSky

Cities with a close score — route alternatives

Kōshū 89
Tsuru 89
Enzan 89
Kajikazawa 88
Yamanashi 88
Iitomi 88

VanSky Index

A weather comfort index for travel: a 0–100 score. Recalculated daily from live weather data — temperature, rainfall, wind and sun.

80–100 Ideal

60–79 Comfortable

40–59 Acceptable

20–39 Challenging

0–19 Extreme

How it's calculated:

Thermal comfort 35%
Sunshine 25%
Precipitation 25%
Wind 15%

Data: Open-Meteo · Updated several times a day

Where the weather is best in Japan

Umi ranks 402 of 1486 cities. Country average VanSky — 91.

Best

Harshest

All 1486 cities in the country

Frequently Asked Questions

Is it possible to live in a motorhome in Umi?

The weekly VanSky index for Umi is 74 out of 100 (7-day average). Above 60 is comfortable for parking, below 40 — consider alternatives. Check the 7-day forecast on this page.

What is the solar panel output in Umi?

Solar panel output data for Umi is calculated from real peak sun hours. The result is shown in the Solar section — you can adjust it to your panel wattage.

How does VanSky calculate the comfort index for Umi?

The index for Umi is calculated using: thermal comfort (temperature + humidity), precipitation, wind, and solar activity. Extreme conditions — frost, storm, heavy rain — drive the score toward zero.