Himi weather in May

In May, Himi sees average daytime highs of 23°C and overnight lows near 13°C, with 144 mm of rain across 13.5 wet days and about 13.9 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 24°C by the end. The sky is clear or mostly clear about 28% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of May to 14 h 18 min by month's end. Set against the rest of the year, May is Himi's 4th-clearest and 7th-windiest month. For the whole year in context, see Himi's year-round climate.

Daytime high
23°
5th warmest
Overnight low
13°
8th coldest
Rainfall
144 mm
13.5 wet days
Daylight
14 hours
4:49 AM – 6:47 PM
Cloud cover
63%
4th clearest
Wind
8 km/h
7th windiest
Solar energy
5.74 kWh/m²
Travel score
6.2
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 24°C by the end.

A typical May day in Himi reaches about 23°C in the afternoon and slips back to 13°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 27°C. Set against its neighbours, May runs about 5°C warmer than April and about 3°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12110
22111
32111
42111
52111
62111
72212
82212
92212
102212
112212
122212
132212
142213
152313
162313
172313
182313
192313
202314
212314
222414
232414
242414
252414
262415
272415
282415
292415
302515
312515

How May really feels in Himi

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.

Himi weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°16923.213.29.80.3
Feb / -0°12818.910.410.60.6
Mar12° / 15818.3411.72.4
Apr18° / 13714.50.312.95.0
May23° / 13°14413.5013.96.2
Jun26° / 18°18814.5014.55.7
Jul30° / 22°27218.1014.34.0
Aug31° / 23°19915.7013.43.7
Sep27° / 19°23616.1012.35.3
Oct21° / 13°17414.60115.8
Nov15° / 15917.60.1103.8
Dec / 18322.56.99.51.4

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 15% of May, with mostly cloudy or overcast conditions the remaining 57%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34753
44753
54654
64654
74555
84555
94555
104555
114456
124456
134456
144357
154357
164357
174357
184357
194357
204357
214357
224357
234258
244159
254060
264060
274060
284060
293961
303862
313763

Chance of precipitation in May

Any precipitation

Himi gets around 144 mm of rain over 13.5 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 43% and peaks near 46% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
141
241
341
442
542
643
743
844
945
1045
1146
1246
1346
1446
1546
1646
1746
1845
1945
2044
2143
2242
2342
2441
2540
2639
2739
2838
2938
3037
3137

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 (%)
1861220
2851320
3831430
4821530
5811630
6791830
7771940
8762040
9742141
10722251
11712351
12692461
13682561
14672661
15652771
16632881
17622981
18603091
195831101
205632111
215433121
225234131
235035141
244737151
254538161
264239171
274040191
283741202
293442212
303243232
312943253

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
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 30 min at the start of May to 14 h 18 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 5:05 AM to 4:40 AM, and sunset from 6:34 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:056:34
213.55:036:35
313.65:026:36
413.65:016:37
513.65:006:38
613.74:596:38
713.74:586:39
813.74:576:40
913.84:566:41
1013.84:556:42
1113.84:546:43
1213.84:536:44
1313.94:526:45
1413.94:516:45
1513.94:506:46
1614.04:496:47
1714.04:496:48
1814.04:486:49
1914.04:476:50
2014.14:466:51
2114.14:466:51
2214.14:456:52
2314.14:446:53
2414.24:446:54
2514.24:436:54
2614.24:426:55
2714.24:426:56
2814.34:416:57
2914.34:416:57
3014.34:406:58
3114.34:406:59

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.74 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 1.94 kWh/m² to a high of 5.74 kWh/m² in May across the year — May's 5.74 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.8Bright
175.8Bright
185.8Bright
195.8Bright
205.8Bright
215.9Bright
225.9Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in May

Hazard calendar for Himi

In seasonPeak

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

Himi 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 Himi?

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

6.2
Sightseeing
1st-best month of the year
4.7
Beach & pool
5th-best month of the year

May is a reasonable time to visit Himi for sightseeing.

What to pack for Himi in May

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

In May, Himi sees daytime highs around 23°C and nights near 13°C. Worth packing: light clothes, rain gear and sun protection. About 14 days see rain.

light clothesrain gearsun protection

Sea temperature near Himi in May

The nearest coast averages about 15°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 13 km away) is warmest in August at about 27°C and coldest in March near 10°C.

It's comfortable for a long swim from Jun 18 to Nov 3 — about 4.6 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb11Bracing
Mar10Bracing
Apr11Bracing
May15Cool
Jun20Cool
Jul24Refreshing
Aug27Warm
Sep25Warm
Oct22Refreshing
Nov19Cool
Dec16Cool

UV index in Himi 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 Himi peaks around August 14 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 14UV 10Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug10Very high
Sep9Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Himi 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 Himi is worst in April — around 21 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (December, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodApr 1621 µg/m³Dec 139 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb13Moderate
Mar20Moderate
Apr21Moderate
May20Moderate
Jun18Moderate
Jul14Moderate
Aug12Good
Sep10Good
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Himi?

Himi sits at 36.8°N, 137.0°E, 5 m above sea level, in Japan. The nearest listed city is Himimachi, 1.0 km away.

Topography around Himi

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

Within 3 km, the terrain around Himi has only modest variations in elevation — a maximum elevation change of 99 m around an average of 9 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 611 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,981 m.

The land around Himi is covered by artificial surfaces (29%), water (27%) and cropland (23%) within 3 km, trees (47%) and water (29%) within 16 km, and trees (45%) and water (44%) within 80 km.

3 km
99 m
16 km
611 m
80 km
2,981 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Himimachi 1.0 km · Nishishinminato 11 km · Takaoka 11 km · Imizu 15 km · Hitoto 17 km · Hakui 18 km · Nanao 22 km · Oyabe 23 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 Himi (36.8467°, 136.9836°, elevation 5 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).