Sanxia weather in May

In May, Sanxia sees average daytime highs of 27°C and overnight lows near 22°C, with 140 mm of rain across 13 wet days and about 13.2 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 26°C in the first days to 28°C by the end. 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 24 min by month's end. Set against the rest of the year, May is Sanxia's 11th-clearest and 9th-windiest month. For the whole year in context, see Sanxia's year-round climate.

Daytime high
27°
5th warmest
Overnight low
22°
8th coldest
Rainfall
140 mm
13 wet days
Daylight
13 h 12 min
5:14 AM – 6:27 PM
Cloud cover
69%
11th clearest
Wind
11 km/h
9th windiest
Solar energy
4.9 kWh/m²
Travel score
5.8
out of 10

Sanxia is A district in New Taipei City, Taiwan.

Density
603/km²
people per km²
Founded
2010

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 26°C in the first days to 28°C by the end.

A typical May day in Sanxia reaches about 27°C in the afternoon and slips back to 22°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, May runs about 3°C warmer than April and about 2°C cooler than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12621
22621
32621
42721
52721
62722
72722
82722
92722
102722
112722
122722
132722
142722
152722
162823
172823
182823
192823
202823
212823
222823
232823
242823
252823
262823
272823
282823
292824
302824
312824

How May really feels in Sanxia

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.

Sanxia 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
Jan18° / 13°7011.710.65.5
Feb18° / 14°8510.411.15.7
Mar21° / 16°1021311.85.9
Apr24° / 19°10611.912.66.4
May27° / 22°1401313.25.8
Jun30° / 25°14312.513.54.5
Jul31° / 26°14112.613.44.0
Aug31° / 26°2251612.94.0
Sep29° / 25°18012.612.25.2
Oct26° / 22°1028.511.46.9
Nov23° / 19°679.310.86.9
Dec20° / 15°6610.310.56.2

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 14% of May, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23763
33664
43664
53763
63664
73763
83763
93664
103664
113664
123565
133466
143466
153565
163466
173466
183367
193466
203367
213367
223268
233268
243169
253169
263070
273070
283070
293070
302872
312872

Chance of precipitation in May

Any precipitation

Sanxia gets around 140 mm of rain over 13 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 41% and peaks near 46% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
137
237
337
437
537
638
738
838
938
1039
1139
1239
1340
1440
1540
1641
1741
1842
1943
2043
2144
2245
2345
2445
2545
2645
2745
2845
2946
3046
3146

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 82% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1482042260
2472042270
3372041290
4362041300
5361940320
6251940340
7251839360
8251739370
9241738390
10141638410
11141637420
12131537440
13131436450
14131436470
15121335480
16121335500
17021234520
18021133531
19021132541
20021031561
21021030562
22021029572
23021028573
2402927593
2502926594
2602925604
2702825605
2802824615
2902723626
3002723626
3101722637

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512calm
612calm
712calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 54 min at the start of May to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over May. Sunrise moves from 5:24 AM to 5:09 AM, and sunset from 6:19 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:246:19
212.95:236:20
313.05:236:20
413.05:226:21
513.05:216:21
613.05:206:22
713.05:206:22
813.15:196:23
913.15:186:23
1013.15:186:24
1113.15:176:24
1213.15:176:25
1313.25:166:25
1413.25:166:26
1513.25:156:27
1613.25:146:27
1713.25:146:28
1813.25:146:28
1913.35:136:29
2013.35:136:29
2113.35:126:30
2213.35:126:30
2313.35:116:31
2413.35:116:31
2513.35:116:32
2613.45:106:32
2713.45:106:33
2813.45:106:33
2913.45:106:34
3013.45:096:34
3113.45:096:35

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.9 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 5.87 kWh/m² in July across the year — May's 4.9 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.9Bright
64.9Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
134.9Bright
144.9Bright
154.9Bright
164.9Bright
174.9Bright
184.9Bright
194.9Bright
204.9Bright
214.9Bright
224.9Bright
234.9Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
284.9Bright
294.9Bright
304.9Bright
314.9Bright
Planning a trip in May

Hazard calendar for Sanxia

In seasonPeak

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

Sanxia 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 Sanxia?

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

5.8
Sightseeing
6th-best month of the year
6.1
Beach & pool
3rd-best month of the year

May is a reasonable time to visit Sanxia for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Sanxia in May

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

In May, Sanxia sees daytime highs around 27°C and nights near 22°C. Pack light clothes. Worth having: rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

Sea temperature near Sanxia 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 21 km away) is warmest in August at about 29°C and coldest in February near 18°C.

It's comfortable for a long swim from Mar 19 to Dec 24 — about 9.2 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar20Cool
Apr23Refreshing
May26Warm
Jun27Warm
Jul29Tropical
Aug29Tropical
Sep28Warm
Oct25Warm
Nov23Refreshing
Dec21Refreshing

UV index in Sanxia 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 Sanxia peaks around June 15 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 15UV 12Dec 21UV 5
UV index (midday)Level
Jan6High
Feb8Very high
Mar9Very high
Apr8Very high
May10Extreme
Jun12Extreme
Jul10Very high
Aug10Very high
Sep10Very high
Oct8Very high
Nov6High
Dec5High

Air quality in Sanxia 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 Sanxia is worst in April — around 52 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (October, 25 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateApr 1052 µg/m³Oct 1626 µg/m³
PM2.5 (µg/m³)Level
Jan38Poor
Feb43Poor
Mar51Poor
Apr52Poor
May44Poor
Jun41Poor
Jul32Moderate
Aug32Moderate
Sep30Moderate
Oct25Moderate
Nov32Moderate
Dec32Moderate
Location & terrain

Where is Sanxia?

Sanxia sits at 24.9°N, 121.4°E, 39 m above sea level, in Taiwan. The nearest listed city is Yingge, 3.0 km away.

Topography around Sanxia

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

Within 3 km, the terrain around Sanxia has significant variations in elevation — a maximum elevation change of 296 m around an average of 73 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,407 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,839 m.

The land around Sanxia is covered by trees (65%) and artificial surfaces (30%) within 3 km, trees (65%) and artificial surfaces (28%) within 16 km, and trees (46%) and water (46%) within 80 km.

3 km
296 m
16 km
1,407 m
80 km
3,839 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Yingge 3.0 km · Shulin 8.0 km · Bade 9.0 km · Daxi 10 km · Taoyuan 10 km · Neili 12 km · Banqiao 13 km · New Taipei City 17 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 Sanxia (24.9345°, 121.3714°, elevation 39 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).