Muroto-misakicho weather in May

In May, Muroto-misakicho sees average daytime highs of 21°C and overnight lows near 19°C, with 207 mm of rain across 12.3 wet days and about 13.7 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 22°C by the end. The sky is clear or mostly clear about 28% of the time in May, and the air most often feels humid.

Daylight stretches from about 13 h 18 min at the start of May to 14 hours by month's end. Set against the rest of the year, May is Muroto-misakicho's 10th-clearest and 10th-windiest month. For the whole year in context, see Muroto-misakicho's year-round climate.

Daytime high
21°
6th warmest
Overnight low
19°
7th coldest
Rainfall
207 mm
12.3 wet days
Daylight
13 h 42 min
5:08 AM – 6:51 PM
Cloud cover
64%
10th clearest
Wind
18 km/h
10th windiest
Solar energy
5.62 kWh/m²
Travel score
6.1
out of 10

Muroto-misakicho is city in Kōchi Prefecture, Japan.

Density
71/km²
people per km²
Founded
1959

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 22°C by the end.

A typical May day in Muroto-misakicho reaches about 21°C in the afternoon and slips back to 19°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 23°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)
12018
22018
32018
42018
52018
62018
72018
82118
92119
102119
112119
122119
132119
142119
152119
162119
172119
182119
192220
202220
212220
222220
232220
242220
252220
262220
272220
282220
292221
302221
312221

How May really feels in Muroto-misakicho

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Muroto-misakicho 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
Jan12° / 948103.6
Feb13° / 1048.610.83.6
Mar15° / 12°16711.911.74.5
Apr18° / 16°18911.512.85.7
May21° / 19°20712.313.76.1
Jun24° / 22°33216.114.25.6
Jul27° / 25°26115145.7
Aug28° / 26°20315.513.25.7
Sep26° / 25°28015.712.25.8
Oct23° / 21°25012.511.26.6
Nov19° / 16°1519.710.36.3
Dec15° / 12°997.59.84.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34654
44654
54555
64456
74357
84357
94258
104159
114159
124060
134060
144060
153961
163961
173961
183961
193961
203961
213862
223862
233862
243763
253763
263664
273664
283565
293565
303466
313367

Chance of precipitation in May

Any precipitation

Muroto-misakicho gets around 207 mm of rain over 12.3 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 39% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
238
338
438
539
639
739
840
940
1040
1140
1240
1340
1440
1540
1639
1739
1838
1938
2038
2137
2237
2337
2438
2538
2638
2738
2839
2939
3040
3141

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
137292590
2352925100
3332926111
4312927111
5302928121
6282929131
7272930131
8252931141
9242931151
10232832151
11222833161
12212833161
13202834171
14192834171
15182835171
16172836181
17162836181
18152837191
19142738201
20132738211
21122639211
22112639221
23102540232
2492441242
2582441252
2672342262
2772143272
2862043283
2951943303
3051843323
3141642334

Wind in May

Winds average 18 km/h in May.

Across May, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1519light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 18 min at the start of May to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:21 AM to 5:00 AM, and sunset from 6:40 PM to 7:01 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:216:40
213.35:206:40
313.45:196:41
413.45:186:42
513.45:176:43
613.45:166:43
713.55:166:44
813.55:156:45
913.55:146:46
1013.65:136:47
1113.65:126:47
1213.65:116:48
1313.65:106:49
1413.75:106:50
1513.75:096:50
1613.75:086:51
1713.75:076:52
1813.85:076:52
1913.85:066:53
2013.85:056:54
2113.85:056:55
2213.95:046:55
2313.95:046:56
2413.95:036:57
2513.95:036:57
2613.95:026:58
2714.05:026:59
2814.05:016:59
2914.05:017:00
3014.05:007:01
3114.05:007:01

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.62 kWh/m².

For context, solar energy here swings from a low near 2.65 kWh/m² to a high of 5.68 kWh/m² in August across the year — May's 5.62 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.5Bright
295.5Bright
305.5Bright
315.4Bright
Planning a trip in May

Hazard calendar for Muroto-misakicho

In seasonPeak

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

Muroto-misakicho 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 Muroto-misakicho?

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

6.1
Sightseeing
3rd-best month of the year
3.8
Beach & pool
6th-best month of the year

May is a reasonable time to visit Muroto-misakicho for sightseeing.

What to pack for Muroto-misakicho in May

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

In May, Muroto-misakicho sees daytime highs around 21°C and nights near 19°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

Sea temperature near Muroto-misakicho in May

The nearest coast averages about 21°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 28°C and coldest in February near 18°C.

It's comfortable for a long swim from May 1 to Dec 20 — about 7.7 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan18Cool
Feb18Cool
Mar18Cool
Apr19Cool
May21Refreshing
Jun24Refreshing
Jul26Warm
Aug28Warm
Sep27Warm
Oct25Warm
Nov23Refreshing
Dec20Refreshing

UV index in Muroto-misakicho in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Muroto-misakicho peaks around July 10 at about 11 (extreme) — 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 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJul 10UV 11Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May9Very high
Jun11Extreme
Jul11Extreme
Aug9Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Muroto-misakicho 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 Muroto-misakicho is worst in April — around 19 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1419 µg/m³Dec 129 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb15Moderate
Mar18Moderate
Apr19Moderate
May17Moderate
Jun14Moderate
Jul10Good
Aug10Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Muroto-misakicho?

Muroto-misakicho sits at 33.3°N, 134.2°E, 99 m above sea level, in Japan. The nearest listed city is Aki, 34 km away.

Topography around Muroto-misakicho

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

Within 3 km, the terrain around Muroto-misakicho has significant variations in elevation — a maximum elevation change of 374 m around an average of 64 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 771 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,939 m.

The land around Muroto-misakicho is covered by trees (54%) and water (36%) within 3 km, water (77%) and trees (22%) within 16 km, and water (55%) and trees (43%) within 80 km.

3 km
374 m
16 km
771 m
80 km
1,939 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Aki 34 km · Yamashita 53 km · Tosayamadachō-nakano 57 km · Nankoku 58 km · Kochi 66 km · Tosa 71 km · Ino 74 km · Susaki 82 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 Muroto-misakicho (33.2866°, 134.1683°, elevation 99 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).