Mochibaru weather in May

In May, Mochibaru sees average daytime highs of 23°C and overnight lows near 16°C, with 203 mm of rain across 12.6 wet days and about 13.6 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 24°C by the end. The sky is clear or mostly clear about 22% of the time in May, and the air most often feels comfortable.

Daylight stretches from about 13 h 12 min at the start of May to 13 h 54 min by month's end. Set against the rest of the year, May is Mochibaru's 10th-clearest and 11th-windiest month. For the whole year in context, see Mochibaru's year-round climate.

Daytime high
23°
6th warmest
Overnight low
16°
7th coldest
Rainfall
203 mm
12.6 wet days
Daylight
13 h 36 min
5:23 AM – 7:00 PM
Cloud cover
70%
10th clearest
Wind
10 km/h
11th windiest
Solar energy
5.11 kWh/m²
Travel score
6.3
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 22°C in the first days to 24°C by the end.

A typical May day in Mochibaru reaches about 23°C in the afternoon and slips back to 16°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 27°C. Set against its neighbours, May runs about 3°C warmer than April and about 2°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12214
22215
32215
42215
52315
62315
72315
82315
92316
102316
112316
122316
132316
142316
152316
162416
172416
182417
192417
202417
212417
222417
232417
242417
252417
262417
272417
282418
292418
302418
312418

How May really feels in Mochibaru

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.

Mochibaru 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° / 817.210.23.4
Feb13° / 978.310.83.8
Mar16° / 15612.411.84.9
Apr20° / 12°17511.912.85.9
May23° / 16°20312.613.66.3
Jun26° / 20°41319.8144.8
Jul30° / 24°25118.213.94.1
Aug30° / 24°22617.913.24.0
Sep28° / 22°27616.912.25.1
Oct24° / 17°16610.811.26.8
Nov19° / 11°1098.410.46.3
Dec14° / 816.4104.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% 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 68%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23763
33664
43664
53664
63565
73565
83466
93466
103367
113367
123466
133367
143466
153466
163466
173466
183367
193268
203268
213268
223169
233169
243070
252971
262971
272971
282872
292872
302674
312575

Chance of precipitation in May

Any precipitation

Mochibaru gets around 203 mm of rain over 12.6 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 41% and peaks near 50% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
138
238
338
438
538
638
738
838
939
1039
1139
1239
1339
1439
1539
1639
1740
1840
1940
2040
2141
2241
2342
2442
2543
2644
2745
2846
2947
3048
3150

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 29% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
146261891
2442719101
3422720101
4412720111
5392821111
6382822121
7362822121
8352823121
9342923132
10332923132
11322924132
12313024132
13303024132
14293125132
15283125142
16273126142
17263127142
18253127142
19243128152
20233129152
21223030153
22213031163
23193032163
24183032173
25172933183
26152934193
27142835203
28132835213
29122736233
30102636244
3192537264

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 12 min at the start of May to 13 h 54 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 5:36 AM to 5:16 AM, and sunset from 6:50 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:366:50
213.35:356:50
313.35:346:51
413.35:336:52
513.35:326:52
613.45:316:53
713.45:306:54
813.45:296:55
913.45:296:55
1013.55:286:56
1113.55:276:57
1213.55:266:57
1313.55:256:58
1413.65:256:59
1513.65:246:59
1613.65:237:00
1713.65:237:01
1813.75:227:02
1913.75:217:02
2013.75:217:03
2113.75:207:04
2213.75:207:04
2313.85:197:05
2413.85:197:06
2513.85:187:06
2613.85:187:07
2713.85:177:07
2813.95:177:08
2913.95:177:09
3013.95:167:09
3113.95:167:10

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.11 kWh/m².

For context, solar energy here swings from a low near 2.76 kWh/m² to a high of 5.14 kWh/m² in July across the year — May's 5.11 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.1Bright
65.1Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.1Bright
125.1Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.0Bright
255.0Bright
265.0Bright
275.0Bright
284.9Bright
294.9Bright
304.9Bright
314.8Bright
Planning a trip in May

Hazard calendar for Mochibaru

In seasonPeak

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

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

Mochibaru's rainy season runs May–September, when most of the year's rain falls.

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

Is May a good time to visit Mochibaru?

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

6.3
Sightseeing
2nd-best month of the year
5.0
Beach & pool
5th-best month of the year

May is a reasonable time to visit Mochibaru for sightseeing.

What to pack for Mochibaru in May

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

In May, Mochibaru sees daytime highs around 23°C and nights near 16°C. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Mochibaru in May

The nearest coast averages about 22°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 42 km away) is warmest in August at about 28°C and coldest in February near 18°C.

It's comfortable for a long swim from Apr 14 to Jan 4 — about 8.7 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar19Cool
Apr20Refreshing
May22Refreshing
Jun24Refreshing
Jul27Warm
Aug28Tropical
Sep27Warm
Oct26Warm
Nov23Refreshing
Dec21Refreshing

UV index in Mochibaru 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 Mochibaru peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJun 22UV 11Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar7High
Apr8Very high
May8Very high
Jun11Extreme
Jul11Extreme
Aug10Very high
Sep10Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Mochibaru 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 Mochibaru is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (July, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodGoodModerateApr 1421 µg/m³Sep 1911 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar21Moderate
Apr22Moderate
May20Moderate
Jun16Moderate
Jul11Good
Aug12Moderate
Sep11Good
Oct12Good
Nov13Moderate
Dec12Moderate
Location & terrain

Where is Mochibaru?

Mochibaru sits at 31.8°N, 131.1°E, 151 m above sea level, in Japan. The nearest listed city is Miyakonojō, 6.0 km away.

Topography around Mochibaru

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

Within 3 km, the terrain around Mochibaru has only modest variations in elevation — a maximum elevation change of 188 m around an average of 170 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 987 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,679 m.

The land around Mochibaru is covered by cropland (42%), artificial surfaces (28%) and trees (27%) within 3 km, trees (70%) within 16 km, and trees (57%) and water (34%) within 80 km.

3 km
188 m
16 km
987 m
80 km
1,679 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Miyakonojō 6.0 km · Sueyoshichō-ninokata 16 km · Soo 18 km · Nichinan 28 km · Kobayashi 29 km · Shibushi 31 km · Kushima 32 km · Honjō 32 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 Mochibaru (31.7551°, 131.1298°, elevation 151 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).