Minamiawaji weather in May

In May, Minamiawaji sees average daytime highs of 19°C and overnight lows near 17°C, with 150 mm of rain across 10 wet days and about 13.8 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 20°C by the end. The sky is clear or mostly clear about 31% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Minamiawaji's 10th-clearest and 9th-windiest month. For the whole year in context, see Minamiawaji's year-round climate.

Daytime high
19°
6th warmest
Overnight low
17°
7th coldest
Rainfall
150 mm
10 wet days
Daylight
13 h 48 min
5:04 AM – 6:51 PM
Cloud cover
61%
10th clearest
Wind
18 km/h
9th windiest
Solar energy
5.56 kWh/m²
Travel score
6.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 18°C in the first days to 20°C by the end.

A typical May day in Minamiawaji reaches about 19°C in the afternoon and slips back to 17°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 21°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11815
21816
31816
41816
51816
61816
71816
81916
91916
101916
111917
121917
131917
141917
151917
161917
171917
181917
191917
202018
212018
222018
232018
242018
252018
262018
272018
282019
292019
302119
312119

Minamiawaji weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan10° / 7410.9102.3
Feb11° / 791110.72.4
Mar13° / 11512.111.73.5
Apr16° / 13°12310.212.85.1
May19° / 17°1501013.86.1
Jun22° / 21°21212.814.25.9
Jul26° / 24°17310.814.16.5
Aug27° / 26°937.513.36.8
Sep26° / 24°1951212.26.5
Oct22° / 19°18610.511.16.7
Nov17° / 14°918.310.25.8
Dec13° / 10°799.69.83.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% of May, with mostly cloudy or overcast conditions the remaining 56%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34951
44852
54753
64753
74654
84555
94456
104456
114357
124357
134456
144456
154357
164456
174456
184456
194456
204456
214456
224456
234456
244357
254357
264357
274258
284258
294159
303961
313862

Chance of precipitation in May

Any precipitation

Minamiawaji gets around 150 mm of rain over 10 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 32% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
131
231
332
432
532
633
733
834
934
1035
1135
1235
1335
1434
1534
1633
1733
1832
1932
2031
2131
2230
2330
2430
2529
2629
2729
2829
2929
3030
3131

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the comfortable band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14537171
24337182
34138192
43938212
53839222
63639232
73539242
83339252
93239262
103140272
113040283
122940293
132740303
142640313
152540323
162340343
172240353
182039374
191938394
201737405
211636425
221535446
231434457
241232478
2511314810
2610294911
279285013
289265114
298245216
307235218
317215121

Wind in May

Winds average 18 km/h in May.

Across May, daily wind ranges from about 17 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220light breeze
320light breeze
420light breeze
520light breeze
620light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2217light breeze
2317light breeze
2417light breeze
2517light breeze
2617light breeze
2717light breeze
2817light breeze
2917light breeze
3017light breeze
3117light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:17 AM to 4:55 AM, and sunset from 6:39 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:176:39
213.45:166:40
313.45:156:40
413.45:146:41
513.55:136:42
613.55:126:43
713.55:116:44
813.65:106:44
913.65:106:45
1013.65:096:46
1113.65:086:47
1213.75:076:47
1313.75:066:48
1413.75:056:49
1513.85:046:50
1613.85:046:51
1713.85:036:51
1813.85:026:52
1913.95:026:53
2013.95:016:54
2113.95:006:54
2213.95:006:55
2313.94:596:56
2414.04:596:57
2514.04:586:57
2614.04:576:58
2714.04:576:59
2814.04:576:59
2914.14:567:00
3014.14:567:01
3114.14:557:01

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.56 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.45 kWh/m² to a high of 5.56 kWh/m² in May across the year — May's 5.56 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Hazard calendar for Minamiawaji

In seasonPeak

In May, Minamiawaji sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Minamiawaji sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Minamiawaji?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.1
Sightseeing
5th-best month of the year
2.8
Beach & pool
6th-best month of the year

May is a reasonable time to visit Minamiawaji for sightseeing.

What to pack for Minamiawaji in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Minamiawaji sees daytime highs around 19°C and nights near 17°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

Sea temperature near Minamiawaji in May

The nearest coast averages about 18°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 15 km away) is warmest in August at about 27°C and coldest in February near 14°C.

It's comfortable for a long swim from Jun 5 to Nov 16 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Bracing
Feb14Bracing
Mar14Bracing
Apr16Cool
May18Cool
Jun21Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov20Refreshing
Dec17Cool

UV index in Minamiawaji in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Minamiawaji peaks around July 10 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateJul 10UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7High
May8Very high
Jun10Very high
Jul10Very high
Aug8Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Minamiawaji in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in Minamiawaji is worst in April — around 26 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (October, 14 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1625 µg/m³Oct 1914 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb19Moderate
Mar24Moderate
Apr26Moderate
May24Moderate
Jun21Moderate
Jul22Moderate
Aug24Moderate
Sep17Moderate
Oct14Moderate
Nov16Moderate
Dec15Moderate
Location & terrain

Where is Minamiawaji?

Minamiawaji sits at 34.3°N, 134.8°E, 53 m above sea level, in Japan. The nearest listed city is Fukura, 6.0 km away.

Topography around Minamiawaji

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Minamiawaji.

Within 3 km, the terrain around Minamiawaji has significant variations in elevation — a maximum elevation change of 355 m around an average of 77 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 600 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,941 m.

The land around Minamiawaji is covered by cropland (34%), trees (33%) and artificial surfaces (25%) within 3 km, water (51%) and trees (36%) within 16 km, and water (45%) and trees (41%) within 80 km.

3 km
355 m
16 km
600 m
80 km
1,941 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Fukura 6.0 km · Sumoto 13 km · Narutochō-mitsuishi 17 km · Awaji 27 km · Takabō 27 km · Yakami 29 km · Tokushima 30 km · Minato 35 km

Japan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
100 V · 50 / 60 Hz
Prices
≈ 65% of US
price level, 2025
GDP per capita
$35,951
2025
Happiness
6.1 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.2
per 100k, 2023
Road deaths
3.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 446
Religion
Shintoism 49%Buddhism 46%other 4%Christianity 1%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Minamiawaji (34.274°, 134.7751°, elevation 53 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).