Citong weather in May

In May, Citong sees average daytime highs of 29°C and overnight lows near 22°C, with 245 mm of rain across 19.2 wet days and about 13.1 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 20% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 54 min at the start of May to 13 h 18 min by month's end. Set against the rest of the year, May is Citong's 9th-clearest and 12th-windiest month. For the whole year in context, see Citong's year-round climate.

Daytime high
29°
5th warmest
Overnight low
22°
8th coldest
Rainfall
245 mm
19.2 wet days
Daylight
13 h 06 min
5:20 AM – 6:29 PM
Cloud cover
69%
9th clearest
Wind
6 km/h
12th windiest
Solar energy
5.52 kWh/m²
Travel score
4.2
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Citong reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, May runs about 2°C warmer than April and about 2°C cooler than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32921
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142922
152922
162922
172923
182923
192923
202923
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How May really feels in Citong

Once humidity and wind are folded in, May averages 20 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
20
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Citong weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 13°569.810.76.8
Feb22° / 14°6611.211.26.5
Mar24° / 16°9812.711.86.6
Apr27° / 20°14714.912.55.7
May29° / 22°24519.213.14.2
Jun31° / 24°31321.313.43.2
Jul31° / 25°35921.913.33.0
Aug31° / 25°44123.912.83.0
Sep30° / 24°26717.912.13.9
Oct29° / 22°1201111.45.8
Nov26° / 19°608.310.97.2
Dec23° / 15°618.910.67.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% 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 65%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13961
23961
33961
43961
54060
63961
74060
84060
94159
104159
114060
124060
134060
143961
153862
163862
173664
183565
193466
203367
213268
223070
232971
242971
252872
262674
272674
282674
292674
302476
312476

Chance of precipitation in May

Any precipitation

Citong gets around 245 mm of rain over 19.2 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 61% and peaks near 70% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
155
255
355
455
555
654
754
854
954
1054
1154
1254
1355
1456
1557
1658
1759
1861
1962
2064
2165
2266
2368
2468
2569
2669
2769
2869
2970
3070
3170

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 72% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11644480
21643500
31542520
41440550
51439560
61337590
70335620
80233641
90232651
100230671
110228691
120127711
130125731
140123751
150122752
160120772
170119782
180117793
190116803
200015814
210014815
220013816
230013816
240012817
250011818
260011818
270010819
280098110
290098011
300088012
310087913

Wind in May

Winds average 6 km/h in May, the calmest month.

Across May, daily wind ranges from about 6 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 54 min at the start of May to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 5:29 AM to 5:15 AM, and sunset from 6:21 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:296:21
212.95:286:22
312.95:286:22
412.95:276:23
512.95:266:23
613.05:266:24
713.05:256:24
813.05:246:25
913.05:246:25
1013.05:236:26
1113.15:236:26
1213.15:226:27
1313.15:216:27
1413.15:216:28
1513.15:206:28
1613.15:206:29
1713.25:196:29
1813.25:196:30
1913.25:196:30
2013.25:186:31
2113.25:186:31
2213.25:176:32
2313.25:176:32
2413.35:176:32
2513.35:166:33
2613.35:166:33
2713.35:166:34
2813.35:166:34
2913.35:156:35
3013.35:156:35
3113.35:156:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.52 kWh/m².

For context, solar energy here swings from a low near 3.59 kWh/m² to a high of 5.57 kWh/m² in April across the year — May's 5.52 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.4Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in May

Hazard calendar for Citong

In seasonPeak

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

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

Citong's monsoon runs May–September, when most of the year's rain falls.

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

Is May a good time to visit Citong?

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

4.2
Sightseeing
8th-best month of the year
5.5
Beach & pool
6th-best month of the year

May is a reasonable time to visit Citong for sightseeing.

What to pack for Citong in May

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

In May, Citong sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Citong in May

The nearest coast averages about 26°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 40 km away) is warmest in August at about 29°C and coldest in January near 21°C.

The water stays above 20°C all year — warm enough for a swim any month.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan21Refreshing
Feb21Refreshing
Mar22Refreshing
Apr24Warm
May26Warm
Jun28Warm
Jul29Tropical
Aug29Tropical
Sep28Warm
Oct26Warm
Nov25Warm
Dec22Refreshing

UV index in Citong in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Citong peaks around June 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 17UV 12Dec 20UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr8Very high
May10Very high
Jun12Extreme
Jul10Extreme
Aug11Extreme
Sep9Very high
Oct7Very high
Nov7High
Dec6High

Air quality in Citong 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 Citong is worst in March — around 56 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (July, 33 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorMar 1855 µg/m³Jul 1133 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb48Poor
Mar56Unhealthy
Apr50Poor
May41Poor
Jun34Moderate
Jul33Moderate
Aug36Poor
Sep41Poor
Oct38Poor
Nov41Poor
Dec39Poor
Location & terrain

Where is Citong?

Citong sits at 23.8°N, 120.5°E, 43 m above sea level, in Taiwan. The nearest listed city is Xiluo, 6.0 km away.

Topography around Citong

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

Within 3 km, the terrain around Citong has only modest variations in elevation — a maximum elevation change of 18 m around an average of 37 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 422 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.

The land around Citong is covered by cropland (65%) and artificial surfaces (22%) within 3 km, cropland (48%) and trees (26%) within 16 km, and trees (48%) and water (30%) within 80 km.

3 km
18 m
16 km
422 m
80 km
3,887 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Xiluo 6.0 km · Douliu 7.0 km · Erlun 9.0 km · Linnei 12 km · Beidou 13 km · Tianzhong 14 km · Tianwei 15 km · Pitou 15 km

Taiwan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
110 / 220 V · 60 Hz
Happiness
6.7 / 10
World Happiness, 2025
Religion
Buddhist 35%Taoist 33%none or unspecified 18%folk religion approximately 10%

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 Citong (23.7575°, 120.4997°, elevation 43 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).