Traun weather in May

In May, Traun sees average daytime highs of 19°C and overnight lows near 10°C, with 88 mm of rain across 13.1 wet days and about 14.9 hours of daylight. It is the 5th-warmest and 2nd-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 26% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 12 min at the start of May to 15 h 30 min by month's end. Set against the rest of the year, May is Traun's 6th-clearest and 6th-windiest month. For the whole year in context, see Traun's year-round climate.

Daytime high
19°
5th warmest
Overnight low
10°
8th coldest
Rainfall
88 mm
13.1 wet days
Daylight
15 hours
4:30 AM – 7:28 PM
Cloud cover
63%
6th clearest
Wind
10 km/h
6th windiest
Solar energy
5.22 kWh/m²
Travel score
5.7
out of 10
Air quality
Moderate
PM2.5 13 µg/m³ · 2019

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 18°C in the first days to 21°C by the end.

A typical May day in Traun reaches about 19°C in the afternoon and slips back to 10°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 26°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1188
2188
3189
4189
5189
6189
7199
8199
9199
10199
11199
12199
131910
141910
151910
161910
171910
181910
192010
202010
212010
222011
232011
242011
252011
262011
272111
282111
292111
302112
312112

How May really feels in Traun

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.

Traun weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°5911.26.88.60.0
Feb / -2°4910.15.49.90.2
Mar10° / 6712.53.511.62.0
Apr15° / 5510.40.913.44.4
May19° / 10°8813.1014.95.7
Jun23° / 13°8713.6015.86.2
Jul25° / 15°9313.7015.56.4
Aug25° / 15°8611.3014.16.7
Sep19° / 11°7410.9012.46.0
Oct14° / 6210.60.410.63.9
Nov / 5410.32.691.1
Dec / -1°57125.78.20.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24357
34357
44357
54357
64357
74357
84357
94357
104258
114258
124159
134258
144258
154258
164159
174159
184159
194060
204060
214060
224060
234159
244159
254060
264060
274060
284159
294258
304258
314159

Chance of precipitation in May

Any precipitation

Traun gets around 88 mm of rain over 13.1 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 42% and peaks near 46% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
138
239
339
440
540
641
741
841
942
1042
1142
1242
1342
1442
1542
1642
1742
1842
1942
2042
2142
2242
2343
2443
2543
2644
2744
2844
2945
3045
3146

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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19910
29820
39820
49820
59820
69820
79820
89730
99730
109730
119730
129730
139640
149640
159550
169550
179460
189271
199181
2089101
2188111
2287121
2385141
2484151
2581172
2679192
2778202
2876222
2975232
3073243
3171263

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 12 min at the start of May to 15 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 78 minutes over May. Sunrise moves from 4:53 AM to 4:15 AM, and sunset from 7:08 PM to 7:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.24:537:08
214.34:517:09
314.34:507:10
414.44:487:12
514.54:467:13
614.54:457:15
714.64:437:16
814.64:427:18
914.64:407:19
1014.74:387:20
1114.74:377:22
1214.84:367:23
1314.84:347:24
1414.94:337:26
1514.94:317:27
1615.04:307:28
1715.04:297:30
1815.14:287:31
1915.14:267:32
2015.14:257:34
2115.24:247:35
2215.24:237:36
2315.34:227:37
2415.34:217:39
2515.34:207:40
2615.44:197:41
2715.44:187:42
2815.44:177:43
2915.54:167:44
3015.54:157:45
3115.54:157:46

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.22 kWh/m².

For context, solar energy here swings from a low near 0.91 kWh/m² to a high of 5.54 kWh/m² in June across the year — May's 5.22 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in May

Is May a good time to visit Traun?

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

5.7
Sightseeing
5th-best month of the year
2.7
Beach & pool
5th-best month of the year

May is a reasonable time to visit Traun for sightseeing.

What to pack for Traun in May

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

In May, Traun sees daytime highs around 19°C and nights near 10°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

UV index in Traun in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Traun peaks around July 14 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 14UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May6High
Jun7Very high
Jul8Very high
Aug7High
Sep5Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Traun 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 Traun is worst in June — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

Seasonal pattern from CAMS reanalysis, scaled to Traun's WHO annual average of 13 µg/m³.

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodJun 1516 µg/m³Oct 2210 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar15Moderate
Apr15Moderate
May14Moderate
Jun16Moderate
Jul14Moderate
Aug13Moderate
Sep11Good
Oct10Good
Nov10Good
Dec12Good
Location & terrain

Where is Traun?

Traun sits at 48.2°N, 14.2°E, 273 m above sea level, in Austria. The nearest listed city is Ansfelden, 4.0 km away.

AmstettenCesky KrumlovPassauHallstatt

Topography around Traun

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

Within 3 km, the terrain around Traun has only modest variations in elevation — a maximum elevation change of 49 m around an average of 278 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 459 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,237 m.

The land around Traun is covered by artificial surfaces (33%), trees (31%) and cropland (25%) within 3 km, cropland (46%) and trees (30%) within 16 km, and trees (54%) and grassland (24%) within 80 km.

3 km
49 m
16 km
459 m
80 km
2,237 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Ansfelden 4.0 km · Linz 10 km · Wels 16 km · Steyr 24 km · Amstetten 48 km · Cesky Krumlov 66 km · Passau 71 km · Hallstatt 85 km

Austria travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 82% of US
price level, 2025
GDP per capita
$62,930
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.9
per 100k, 2023
Road deaths
4.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 616
Religion
Roman Catholic 55%none 22%Muslim 8%other 5%

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 Traun (48.2209°, 14.2383°, elevation 273 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. 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).