Arida weather in May

In May, Arida sees average daytime highs of 20°C and overnight lows near 17°C, with 161 mm of rain across 10.4 wet days and about 13.7 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 21°C by the end. The sky is clear or mostly clear about 30% of the time in May, and the air most often feels humid.

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 Arida's 10th-clearest and 9th-windiest month. For the whole year in context, see Arida's year-round climate.

Daytime high
20°
6th warmest
Overnight low
17°
7th coldest
Rainfall
161 mm
10.4 wet days
Daylight
13 h 48 min
5:03 AM – 6:49 PM
Cloud cover
62%
10th clearest
Wind
19 km/h
9th windiest
Solar energy
5.58 kWh/m²
Travel score
6.1
out of 10

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 21°C by the end.

A typical May day in Arida reaches about 20°C in the afternoon and slips back to 17°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 21°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
11816
21816
31816
41916
51916
61916
71916
81917
91917
101917
111917
121917
131917
141917
152017
162017
172018
182018
192018
202018
212018
222018
232018
242018
252018
262119
272119
282119
292119
302119
312119

Arida 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 daysSnow daysDaylight (hours)Travel score
Jan10° / 98130.4102.3
Feb11° / 10012.20.610.72.5
Mar13° / 14012.9011.73.6
Apr17° / 14°13911012.85.2
May20° / 17°16110.4013.76.1
Jun23° / 21°24813.8014.25.8
Jul26° / 25°19111.80146.3
Aug27° / 26°1038.9013.36.7
Sep26° / 24°19312.3012.26.4
Oct22° / 19°20611.4011.16.6
Nov18° / 15°1129010.25.8
Dec13° / 10°98110.19.83.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 30% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 13% 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 (%)
14951
24951
34951
44852
54654
64654
74555
84456
94357
104258
114258
124159
134258
144258
154258
164357
174357
184258
194258
204357
214357
224357
234258
244357
254357
264258
274159
284159
294060
303961
313763

Chance of precipitation in May

Any precipitation

Arida gets around 161 mm of rain over 10.4 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 33% 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
1035
1135
1235
1335
1435
1535
1634
1734
1833
1933
2032
2132
2232
2332
2431
2531
2631
2731
2831
2931
3032
3133

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14334203
24135213
33935224
43736234
53536254
63436265
73237275
83137275
92937285
102838296
112738296
122538306
132439316
142339326
152139337
162038357
171938367
181737388
191637398
201536419
2114354210
2212344310
2311334411
2410314612
2510304714
269294815
278274916
287254918
297235020
306225022
316205024

Wind in May

Winds average 19 km/h in May.

Across May, daily wind ranges from about 17 km/h on the calmest days to 21 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
121breezy
221breezy
321breezy
421breezy
521breezy
621breezy
720breezy
820breezy
920breezy
1020breezy
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1519light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2917light breeze
3017light breeze
3117light breeze

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 5:16 AM to 4:54 AM, and sunset from 6:37 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:166:37
213.45:156:38
313.45:146:39
413.45:136:39
513.55:126:40
613.55:116:41
713.55:106:42
813.65:096:43
913.65:096:43
1013.65:086:44
1113.65:076:45
1213.75:066:46
1313.75:056:46
1413.75:046:47
1513.75:036:48
1613.85:036:49
1713.85:026:50
1813.85:016:50
1913.85:016:51
2013.95:006:52
2113.94:596:53
2213.94:596:53
2313.94:586:54
2414.04:586:55
2514.04:576:55
2614.04:576:56
2714.04:566:57
2814.04:566:57
2914.04:556:58
3014.14:556:59
3114.14:546:59

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.58 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.41 kWh/m² to a high of 5.58 kWh/m² in May across the year — May's 5.58 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.7Bright
215.7Bright
225.7Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Hazard calendar for Arida

In seasonPeak

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

Arida 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 Arida?

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

6.1
Sightseeing
5th-best month of the year
3.0
Beach & pool
6th-best month of the year

May is a reasonable time to visit Arida for sightseeing.

What to pack for Arida in May

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

In May, Arida sees daytime highs around 20°C and nights near 17°C. Worth packing: rain gear and sun protection. About 10 days see rain.

rain gearsun protection

Sea temperature near Arida in May

The nearest coast averages about 19°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 14°C.

It's comfortable for a long swim from May 31 to Nov 23 — about 5.8 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb14Bracing
Mar15Bracing
Apr16Cool
May19Cool
Jun22Refreshing
Jul25Warm
Aug27Warm
Sep26Warm
Oct24Refreshing
Nov21Refreshing
Dec18Cool

UV index in Arida 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 Arida peaks around June 23 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 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highModerateJun 23UV 10Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May9Very high
Jun10Extreme
Jul10Extreme
Aug7High
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Arida 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 Arida is worst in April — around 19 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (December, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1319 µg/m³Dec 1310 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb15Moderate
Mar19Moderate
Apr19Moderate
May17Moderate
Jun14Moderate
Jul10Good
Aug10Good
Sep10Good
Oct10Good
Nov11Good
Dec10Good
Location & terrain

Where is Arida?

Arida sits at 34.1°N, 135.1°E, 0 m above sea level, in Japan. The nearest listed city is Kainan, 12 km away.

Topography around Arida

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

Within 3 km, the terrain around Arida has significant variations in elevation — a maximum elevation change of 345 m around an average of 34 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 629 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Arida is covered by trees (37%), water (37%) and artificial surfaces (22%) within 3 km, water (55%) and trees (35%) within 16 km, and water (45%) and trees (44%) within 80 km.

3 km
345 m
16 km
629 m
80 km
1,879 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Kainan 12 km · Itogawa 14 km · Minato 15 km · Wakayama 18 km · Gobō 23 km · Iwade 26 km · Hannan 31 km · Sennan 33 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 Arida (34.0809°, 135.119°, elevation 0 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).