Fukuoka, Japan — Weather in June 2026

Monthly climate averages for Fukuoka, Japan. Based on 10-year ERA5 reanalysis data.

Cfa Humid Subtropical
6.6 /10
Wet

June is a wet month in Fukuoka

Climate Overview

Fukuoka, Japan in June has warm conditions, with highs averaging 26.2°C (79°F). Rain falls on about 15 days this month, totalling around 270 mm. Sea temperature averages 23°C (73°F).

This month falls at the beginning of Summer.

Daily highs in June gradually rise from around 25°C (77°F) at the start to 27°C (81°F) by month's end.

Rainfall is heaviest during the last third of the month, while the first third tends to be drier.

Expect around 8.6h of sunshine at the start of June, decreasing to 6.2h by the end.

The warmest days tend to fall around the 29th, averaging 27.6°C (82°F).

Compared to May, this month is about 3°C warmer with 3 more rainy days. Temperatures will rise further into July.

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Monthly June Averages

Temperature
26°C / 20°C
Feels Like
30°C / 23°C
Rain
15 days · 270 mm
Sunshine
7.7h / day
Humidity
84% — Very Humid
Wind
12 km/h
Wind Direction
SSW (212°)
Gusts
34 km/h
Daylight
14.3 h
Cloud Cover
78%
Clear Sky Days
1.2
UV Index
6.5 — High
Sea Temperature
23°C
Dew Point
20°C — Muggy
Moon Phase
New Moon · 0%

Climate Charts

Daily averages based on historical data (2016–2025)

Daily Temperature

32°C 29°C 26°C 23°C 20°C 17°C 14°C 151015202530
HighLow

Daily Precipitation

0 mm 4 mm 8 mm 12 mm 16 mm 151015202530
Rainfall

Daily Sunshine

0h 3h 6h 9h 12h 151015202530
Sunshine

Daily Wind Speed

0 4 8 12 16 20 151015202530
Wind Speed
Sun Position
Sunrise 05:09
Daylight 14.4h
Sunset 19:31

What to Expect

Daytime temperatures around 26°C (79°F) are ideal for full-day outdoor exploration. Keep afternoons flexible as tropical showers are common — they typically clear within an hour.

Wet weather can spread across much of the day, so it is best to keep outdoor plans flexible.

Recent yearly records for June have stayed close to the long-run average.

Compare Months

January
Poor
Temp
9°C / 4°C
Feels Like
6°C / 1°C
Rain
9days (67 mm) Wet
Sun
6.6h Fair
Humidity
74% Muggy
UV
3.3 Moderate
Snow Days
3days
View Details
February
Poor
Temp
10°C / 4°C
Feels Like
7°C / 1°C
Rain
9days (81 mm) Wet
Sun
7.4h Good
Humidity
73% Muggy
UV
3.9 Moderate
Snow Days
2days
View Details
March
Fair
Temp
15°C / 7°C
Feels Like
13°C / 5°C
Rain
11days (113 mm) Wet
Sun
7.9h Good
Humidity
76% Humid
UV
5.1 High
View Details
April
Good
Temp
19°C / 11°C
Feels Like
19°C / 10°C
Rain
10days (132 mm) Wet
Sun
8.5h Good
Humidity
77% Humid
UV
5.9 High
View Details
May best
Excellent
Temp
23°C / 16°C
Feels Like
25°C / 16°C
Rain
12days (171 mm) Wet
Sun
8.8h Good
Humidity
79% Humid
UV
6.4 High
View Details
June
Wet
Temp
26°C / 20°C
Feels Like
30°C / 23°C
Rain
15days (270 mm) Wet
Sun
7.7h Good
Humidity
84% Humid
UV
6.5 High
View Details
July
Wet
Temp
30°C / 25°C
Feels Like
36°C / 29°C
Rain
18days (293 mm) Wet
Sun
9h Good
Humidity
85% Humid
UV
7.5 Very High
View Details
August
Wet
Temp
32°C / 25°C
Feels Like
37°C / 31°C
Rain
15days (232 mm) Wet
Sun
10h Excellent
Humidity
81% Humid
UV
7.4 Very High
View Details
September
Wet
Temp
28°C / 22°C
Feels Like
32°C / 26°C
Rain
15days (194 mm) Wet
Sun
7.9h Good
Humidity
83% Humid
UV
6.4 High
View Details
October best
Excellent
Temp
23°C / 16°C
Feels Like
23°C / 17°C
Rain
9days (91 mm) Wet
Sun
7.9h Good
Humidity
79% Humid
UV
4.9 Moderate
View Details
November
Good
Temp
17°C / 11°C
Feels Like
16°C / 9°C
Rain
7days (70 mm) Good
Sun
7.6h Good
Humidity
76% Humid
UV
3.7 Moderate
View Details
December
Fair
Temp
11°C / 5°C
Feels Like
8°C / 3°C
Rain
8days (58 mm) Wet
Sun
6.3h Fair
Humidity
73% Muggy
UV
3.1 Moderate
Snow Days
1days
View Details
Month Temp Feels Like Rain Sun Humidity UV Status
January 9°C / 4°C 6°C / 1°C 9days (67 mm) Wet 6.6h Fair 74% Muggy 3.3 Moderate Poor View Details
February 10°C / 4°C 7°C / 1°C 9days (81 mm) Wet 7.4h Good 73% Muggy 3.9 Moderate Poor View Details
March 15°C / 7°C 13°C / 5°C 11days (113 mm) Wet 7.9h Good 76% Humid 5.1 High Fair View Details
April 19°C / 11°C 19°C / 10°C 10days (132 mm) Wet 8.5h Good 77% Humid 5.9 High Good View Details
May best 23°C / 16°C 25°C / 16°C 12days (171 mm) Wet 8.8h Good 79% Humid 6.4 High Excellent View Details
June 26°C / 20°C 30°C / 23°C 15days (270 mm) Wet 7.7h Good 84% Humid 6.5 High Wet View Details
July 30°C / 25°C 36°C / 29°C 18days (293 mm) Wet 9h Good 85% Humid 7.5 Very High Wet View Details
August 32°C / 25°C 37°C / 31°C 15days (232 mm) Wet 10h Excellent 81% Humid 7.4 Very High Wet View Details
September 28°C / 22°C 32°C / 26°C 15days (194 mm) Wet 7.9h Good 83% Humid 6.4 High Wet View Details
October best 23°C / 16°C 23°C / 17°C 9days (91 mm) Wet 7.9h Good 79% Humid 4.9 Moderate Excellent View Details
November 17°C / 11°C 16°C / 9°C 7days (70 mm) Good 7.6h Good 76% Humid 3.7 Moderate Good View Details
December 11°C / 5°C 8°C / 3°C 8days (58 mm) Wet 6.3h Fair 73% Muggy 3.1 Moderate Fair View Details

What to Wear

Summer clothing like shorts, t-shirts, and sundresses will be comfortable. Bring a light cardigan for air-conditioned spaces.

A waterproof jacket or compact umbrella is recommended for occasional showers.

Packing List

UmbrellaWaterproof jacketWaterproof shoesBreathable clothingSunscreen (SPF 30+)Sun hatSunglasses

Frequently Asked Questions

June is typically wet for visiting Fukuoka, with average highs of 26°C (79°F) and around 15 rainy days. Fukuoka, Japan in June has warm conditions, with highs averaging 26.2°C (79°F). Rain falls on about 15 days this month,
Fukuoka typically sees around 15 rainy days in June with 270 mm (10.6 in) of total rainfall. Pack a waterproof jacket.
Nights stay pleasantly warm in Fukuoka during June, around 20°C (68°F). Light evening wear is sufficient.
With highs of 26°C (79°F) and lows of 20°C (68°F) in June, we recommend: Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). Comfortable walking shoes are essential.
June is not the most favourable month weather-wise in Fukuoka. Consider visiting during months with milder temperatures or less rainfall for a better experience.
The average UV index in Fukuoka during June is 7 (high). Wear sunscreen SPF 30+, a hat, and sunglasses. Limit direct sun exposure between 10 AM and 4 PM.
Fukuoka gets approximately 14 hours of daylight per day in June, with around 8 hours of sunshine.
Snow is uncommon in Fukuoka during June based on 10-year climate averages.

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