Masuda weather in May

In May, Masuda sees average daytime highs of 19°C and overnight lows near 16°C, with 131 mm of rain across 10.6 wet days and about 13.8 hours of daylight. It is the 6th-warmest and 8th-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 34% 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 Masuda's 5th-clearest and 9th-windiest month. For the whole year in context, see Masuda's year-round climate.

Daytime high
19°
6th warmest
Overnight low
16°
7th coldest
Rainfall
131 mm
10.6 wet days
Daylight
13 h 48 min
5:15 AM – 7:03 PM
Cloud cover
59%
5th clearest
Wind
16 km/h
9th windiest
Solar energy
5.67 kWh/m²
Travel score
6.1
out of 10

Masuda is city in Shimane Prefecture, Japan.

Density
61/km²
people per km²
Founded
1952

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 18°C in the first days to 20°C by the end.

A typical May day in Masuda reaches about 19°C in the afternoon and slips back to 16°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 21°C. Set against its neighbours, May runs about 4°C warmer than April and about 3°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11814
21814
31814
41814
51815
61815
71815
81815
91815
101915
111915
121915
131916
141916
151916
161916
171916
181916
191916
202016
212017
222017
232017
242017
252017
262017
272017
282017
292018
302118
312118

Masuda weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 14418.23.89.91.2
Feb / 12115.23.110.71.5
Mar12° / 14513.90.811.72.7
Apr15° / 12°12411.6012.84.6
May19° / 16°13110.6013.86.1
Jun22° / 20°19612.8014.36.0
Jul26° / 24°22712.8014.16.1
Aug28° / 25°13411.2013.36.2
Sep25° / 22°18012012.26.5
Oct20° / 18°11110.1011.16.5
Nov16° / 13°10812010.24.7
Dec11° / 14517.31.79.72.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% 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 55%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24951
34852
44852
54753
64852
74753
84654
94654
104555
114555
124555
134555
144456
154555
164555
174555
184456
194456
204456
214456
224555
234555
244654
254654
264555
274555
284456
294456
304357
314357

Chance of precipitation in May

Any precipitation

Masuda gets around 131 mm of rain over 10.6 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 34% and peaks near 35% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
133
233
333
433
533
633
734
834
934
1034
1135
1235
1335
1435
1535
1635
1735
1834
1934
2034
2134
2234
2334
2434
2534
2634
2734
2834
2934
3034
3134

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 40% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1642970
2633070
3613180
4593380
5573490
65535100
75436100
85138110
94939110
104840121
114641131
124442131
134243141
144044151
153845161
163646181
173446191
183247201
193047221
202847241
212647251
222447272
232346302
242145322
251944343
261843373
271641394
281539425
291337446
301235467
311033488

Wind in May

Winds average 16 km/h in May.

Across May, daily wind ranges from about 14 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2015light breeze
2115light breeze
2215light breeze
2315light breeze
2415light breeze
2515light breeze
2615light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze
3114light 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 5:29 AM to 5:06 AM, and sunset from 6:51 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:296:51
213.45:286:52
313.45:266:53
413.55:256:53
513.55:246:54
613.55:236:55
713.65:226:56
813.65:216:57
913.65:216:58
1013.65:206:58
1113.75:196:59
1213.75:187:00
1313.75:177:01
1413.85:167:02
1513.85:157:02
1613.85:157:03
1713.85:147:04
1813.95:137:05
1913.95:127:05
2013.95:127:06
2113.95:117:07
2214.05:117:08
2314.05:107:08
2414.05:097:09
2514.05:097:10
2614.05:087:11
2714.15:087:11
2814.15:077:12
2914.15:077:13
3014.15:067:13
3114.15:067:14

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.67 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.01 kWh/m² to a high of 5.67 kWh/m² in May across the year — May's 5.67 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.8Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in May

Hazard calendar for Masuda

In seasonPeak

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

Masuda 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 Masuda?

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

6.1
Sightseeing
4th-best month of the year
2.7
Beach & pool
6th-best month of the year

May is a reasonable time to visit Masuda for sightseeing.

What to pack for Masuda in May

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

In May, Masuda sees daytime highs around 19°C and nights near 16°C. Worth packing: rain gear and sun protection. About 11 days see rain.

rain gearsun protection

Sea temperature near Masuda 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 21 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 9 to Nov 20 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan15Cool
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun21Refreshing
Jul24Warm
Aug27Warm
Sep26Warm
Oct23Refreshing
Nov20Refreshing
Dec18Cool

UV index in Masuda 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 Masuda peaks around July 14 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highModerateJul 14UV 10Dec 22UV 2
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5High
Apr7Very high
May8Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Masuda 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 Masuda is worst in April — around 22 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (October, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1022 µg/m³Oct 1310 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar22Moderate
Apr22Moderate
May20Moderate
Jun17Moderate
Jul13Moderate
Aug12Moderate
Sep11Good
Oct10Good
Nov12Moderate
Dec12Good
Location & terrain

Where is Masuda?

Masuda sits at 34.7°N, 131.8°E, 14 m above sea level, in Japan. The nearest listed city is Hamada, 32 km away.

Topography around Masuda

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

Within 3 km, the terrain around Masuda has only modest variations in elevation — a maximum elevation change of 246 m around an average of 72 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 872 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,326 m.

The land around Masuda is covered by trees (72%) within 3 km, trees (69%) and water (27%) within 16 km, and trees (55%) and water (40%) within 80 km.

3 km
246 m
16 km
872 m
80 km
1,326 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Hamada 32 km · Hagi 50 km · Gōtsuchō 51 km · Hatsukaichi 57 km · Ōno-hara 57 km · Miyajima 60 km · Ōtake 61 km · Gion 62 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 Masuda (34.6667°, 131.85°, elevation 14 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).