Kumano weather in May

In May, Kumano sees average daytime highs of 21°C and overnight lows near 13°C, with 217 mm of rain across 14.2 wet days and about 13.7 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 19°C in the first days to 22°C by the end. The sky is clear or mostly clear about 23% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 18 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Kumano's 10th-clearest and 8th-windiest month. For the whole year in context, see Kumano's year-round climate.

Daytime high
21°
5th warmest
Overnight low
13°
7th coldest
Rainfall
217 mm
14.2 wet days
Daylight
13 h 48 min
4:59 AM – 6:44 PM
Cloud cover
69%
10th clearest
Wind
8 km/h
8th windiest
Solar energy
5.24 kWh/m²
Travel score
5.7
out of 10

Kumano is city in Mie Prefecture, Japan.

Density
43/km²
people per km²
Founded
2005

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 19°C in the first days to 22°C by the end.

A typical May day in Kumano reaches about 21°C in the afternoon and slips back to 13°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 24°C. Set against its neighbours, May runs about 4°C warmer than April and about 3°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11911
21912
31912
41912
52012
62012
72012
82012
92013
102013
112013
122013
132013
142113
152113
162113
172114
182114
192114
202114
212114
222114
232114
242114
252114
262215
272215
282215
292215
302215
312215

How May really feels in Kumano

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.

Kumano weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 927.22.2101.2
Feb / 1018.32.410.71.6
Mar12° / 172121.311.73.1
Apr17° / 185120.112.85.0
May21° / 13°21714.2013.75.7
Jun23° / 18°33518.6014.25.0
Jul27° / 22°30320.30144.6
Aug28° / 23°28420.1013.34.5
Sep25° / 20°34418.9012.25.3
Oct20° / 14°29914.1011.15.8
Nov15° / 1419.3010.24.9
Dec10° / 9370.89.82.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 11% of May, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34159
43961
53961
63862
73763
83664
93664
103565
113565
123565
133466
143466
153466
163466
173466
183466
193466
203466
213466
223466
233466
243367
253367
263367
273169
283169
293070
303070
312971

Chance of precipitation in May

Any precipitation

Kumano gets around 217 mm of rain over 14.2 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 44% and peaks near 47% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
142
242
342
443
544
644
745
845
946
1046
1146
1245
1345
1445
1545
1644
1744
1844
1944
2044
2144
2244
2344
2444
2544
2644
2744
2845
2945
3046
3147

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1781651
2771751
3771751
4751861
5741961
6732061
7732061
8702172
9692272
10692272
11672382
12672382
13662482
14662482
15652582
16632692
17632692
18622792
196028102
205929102
215830102
225631112
235433112
245234122
255035132
264837132
274538142
284339152
294041172
303842183
313543193

Wind in May

Winds average 8 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 18 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 48 minutes over May. Sunrise moves from 5:13 AM to 4:51 AM, and sunset from 6:33 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:136:33
213.45:126:34
313.45:116:34
413.45:106:35
513.55:096:36
613.55:086:37
713.55:076:37
813.55:066:38
913.65:056:39
1013.65:046:40
1113.65:036:41
1213.75:026:41
1313.75:016:42
1413.75:016:43
1513.75:006:44
1613.84:596:44
1713.84:586:45
1813.84:586:46
1913.84:576:47
2013.94:566:47
2113.94:566:48
2213.94:556:49
2313.94:556:50
2413.94:546:50
2514.04:536:51
2614.04:536:52
2714.04:526:52
2814.04:526:53
2914.04:526:54
3014.14:516:54
3114.14:516:55

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.24 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.7 kWh/m² to a high of 5.24 kWh/m² in May across the year — May's 5.24 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.2Bright
275.2Bright
285.2Bright
295.2Bright
305.1Bright
315.1Bright
Planning a trip in May

Hazard calendar for Kumano

In seasonPeak

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

Kumano 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 Kumano?

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

5.7
Sightseeing
2nd-best month of the year
3.3
Beach & pool
5th-best month of the year

May is a reasonable time to visit Kumano for sightseeing.

What to pack for Kumano in May

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

In May, Kumano sees daytime highs around 21°C and nights near 13°C. Pack rain gear. Worth having: sun protection. About 14 days see rain.

rain gearsun protection

Sea temperature near Kumano in May

The nearest coast averages about 20°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 27°C and coldest in February near 17°C.

It's comfortable for a long swim from May 17 to Dec 4 — about 6.6 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan17Cool
Feb17Cool
Mar17Cool
Apr18Cool
May20Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov22Refreshing
Dec19Cool

UV index in Kumano 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 Kumano peaks around July 13 at about 10 (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 13UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul11Extreme
Aug10Very high
Sep10Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Kumano 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 Kumano is worst in April — around 18 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (September, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1317 µg/m³Sep 159 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar17Moderate
Apr18Moderate
May16Moderate
Jun13Moderate
Jul9Good
Aug9Good
Sep9Good
Oct9Good
Nov9Good
Dec9Good
Location & terrain

Where is Kumano?

Kumano sits at 33.9°N, 136.1°E, 138 m above sea level, in Japan. The nearest listed city is Owase, 19 km away.

Topography around Kumano

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

Within 3 km, the terrain around Kumano has large variations in elevation — a maximum elevation change of 675 m around an average of 143 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,134 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,878 m.

The land around Kumano is covered by trees (63%) and water (31%) within 3 km, trees (53%) and water (44%) within 16 km, and trees (60%) and water (37%) within 80 km.

3 km
675 m
16 km
1,134 m
80 km
1,878 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Owase 19 km · Shingū 23 km · Kushimoto 58 km · Shimobuchi 62 km · Gojō 63 km · Ōuda-yamaguchi 64 km · Hashimoto 65 km · Kashiwara 69 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 Kumano (33.9039°, 136.1221°, elevation 138 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).