Sekimachi weather in May

In May, Sekimachi sees average daytime highs of 23°C and overnight lows near 13°C, with 177 mm of rain across 11.8 wet days and about 13.8 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 25°C by the end. The sky is clear or mostly clear about 29% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 12 min by month's end. Set against the rest of the year, May is Sekimachi's 10th-clearest and 6th-windiest month. For the whole year in context, see Sekimachi's year-round climate.

Daytime high
23°
5th warmest
Overnight low
13°
7th coldest
Rainfall
177 mm
11.8 wet days
Daylight
13 h 54 min
4:53 AM – 6:45 PM
Cloud cover
64%
10th clearest
Wind
7 km/h
6th windiest
Solar energy
5.38 kWh/m²
Travel score
6.5
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 25°C by the end.

A typical May day in Sekimachi 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 19°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)
12111
22111
32111
42212
52212
62212
72212
82212
92212
102212
112313
122313
132313
142313
152313
162313
172313
182314
192414
202414
212414
222414
232414
242414
252415
262415
272415
282515
292515
302515
312516

How May really feels in Sekimachi

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.

Sekimachi weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 667.71.79.91.7
Feb10° / 737.41.510.72.2
Mar13° / 13810.90.311.73.8
Apr19° / 15711.7012.95.7
May23° / 13°17711.8013.86.5
Jun26° / 18°22014.6014.45.6
Jul30° / 22°27116.9014.24.2
Aug31° / 23°15614.1013.33.9
Sep28° / 20°21612.6012.25.6
Oct22° / 13°17510.6011.16.7
Nov16° / 1037.9010.15.5
Dec11° / 687.70.69.62.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% 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 (%)
14654
24555
34555
44456
54357
64258
74258
84159
94060
103961
113961
124060
134060
144060
154159
164060
174060
184060
194060
204159
214159
224060
234060
244060
254060
263961
273961
283862
293763
303664
313565

Chance of precipitation in May

Any precipitation

Sekimachi gets around 177 mm of rain over 11.8 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 37% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
438
538
638
738
839
939
1039
1140
1240
1340
1440
1540
1639
1739
1839
1938
2038
2137
2237
2336
2436
2535
2635
2734
2834
2934
3034
3134

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 60% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1801541
2781651
3771751
4751861
5741961
6732061
7712171
8702271
9702271
10692371
11672481
12662581
13662581
14652681
15642781
16622891
17612991
18603091
195930101
205831101
215632111
225333122
235134132
245034142
254835152
264636162
274437172
284238182
294038202
303739213
313539233

Wind in May

Winds average 7 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.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 12 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 5:07 AM to 4:44 AM, and sunset from 6:32 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:076:32
213.45:066:33
313.55:056:34
413.55:046:35
513.55:036:35
613.65:026:36
713.65:016:37
813.65:006:38
913.74:596:39
1013.74:586:40
1113.74:576:40
1213.84:566:41
1313.84:556:42
1413.84:546:43
1513.84:536:44
1613.94:536:45
1713.94:526:45
1813.94:516:46
1913.94:506:47
2014.04:506:48
2114.04:496:48
2214.04:486:49
2314.04:486:50
2414.14:476:51
2514.14:476:51
2614.14:466:52
2714.14:466:53
2814.14:456:54
2914.24:456:54
3014.24:446:55
3114.24:446:56

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.38 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.38 kWh/m² to a high of 5.38 kWh/m² in May across the year — May's 5.38 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.4Bright
Planning a trip in May

Is May a good time to visit Sekimachi?

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

6.5
Sightseeing
2nd-best month of the year
5.0
Beach & pool
5th-best month of the year

May is a reasonable time to visit Sekimachi for sightseeing.

What to pack for Sekimachi in May

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

In May, Sekimachi sees daytime highs around 23°C and nights near 13°C. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

Sea temperature near Sekimachi 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 68 km away) is warmest in August at about 27°C and coldest in February near 13°C.

It's comfortable for a long swim from May 31 to Nov 9 — about 5.4 months when the water holds above 20°C.

10°15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb13Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct22Refreshing
Nov19Cool
Dec17Cool

UV index in Sekimachi 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 Sekimachi peaks around July 15 at about 10 (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 — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highModerateJul 15UV 10Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar5Moderate
Apr7High
May8Very high
Jun9Very high
Jul10Extreme
Aug9Very high
Sep9Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Sekimachi 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 Sekimachi is worst in April — around 22 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 13 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1322 µg/m³Dec 1813 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb17Moderate
Mar21Moderate
Apr22Moderate
May21Moderate
Jun19Moderate
Jul15Moderate
Aug14Moderate
Sep14Moderate
Oct15Moderate
Nov15Moderate
Dec13Moderate
Location & terrain

Where is Sekimachi?

Sekimachi sits at 35.5°N, 136.9°E, 51 m above sea level, in Japan. The nearest listed city is Mino, 6.0 km away.

Topography around Sekimachi

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

Within 3 km, the terrain around Sekimachi has only modest variations in elevation — a maximum elevation change of 140 m around an average of 71 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 952 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,037 m.

The land around Sekimachi is covered by artificial surfaces (40%) and trees (37%) within 3 km, trees (59%) and artificial surfaces (27%) within 16 km, and trees (74%) within 80 km.

3 km
140 m
16 km
952 m
80 km
3,037 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Mino 6.0 km · Kakamigahara 9.0 km · Minokamo 10 km · Inuyama 12 km · Yamagata 13 km · Fusō 14 km · Kani 15 km · Gifu 16 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 Sekimachi (35.4833°, 136.9167°, elevation 51 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. 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).