Bihać weather in May

In May, Bihać sees average daytime highs of 19°C and overnight lows near 9°C, with 127 mm of precipitation across 14.4 wet days and about 14.6 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 20°C by the end. The sky is clear or mostly clear about 28% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 hours at the start of May to 15 h 06 min by month's end. Set against the rest of the year, May is Bihać's 5th-clearest and 8th-windiest month. For the whole year in context, see Bihać's year-round climate.

Daytime high
19°
5th warmest
Overnight low
8th coldest
Precipitation
127 mm
14.4 wet days
Daylight
14 h 36 min
4:34 AM – 7:11 PM
Cloud cover
59%
5th clearest
Wind
7 km/h
8th windiest
Solar energy
5.55 kWh/m²
Travel score
5.5
out of 10

Bihać is city in Bosnia and Herzegovina.

Density
84/km²
people per km²

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 20°C by the end.

A typical May day in Bihać reaches about 19°C in the afternoon and slips back to 9°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, May runs about 4°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1177
2187
3187
4188
5188
6188
7188
8188
9188
10188
11188
12198
13198
14199
15199
16199
17199
18199
19199
20199
21199
22209
23209
242010
252010
262010
272010
282010
292110
302110
312110

How May really feels in Bihać

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.

Bihać 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 / -3°9111.28.190.0
Feb / -3°9911.58.110.10.2
Mar10° / 10012.66.311.62.1
Apr15° / 11014.12.113.23.9
May19° / 12714.40.214.65.5
Jun23° / 12°9712015.36.6
Jul25° / 14°7610.40157.1
Aug25° / 14°8510.4013.97.0
Sep20° / 10°12411.7012.36.1
Oct15° / 12111.50.910.74.5
Nov10° / 13212.949.41.9
Dec / -2°116137.78.70.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34357
44357
54555
64555
74555
84654
94654
104654
114753
124753
134753
144753
154753
164753
174753
184753
194753
204852
214852
224852
234852
245050
255050
264951
274951
284951
295050
305050
314951

Chance of precipitation in May

Any precipitationSnow

Bihać gets around 127 mm of rain and snow over 14.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 47% and peaks near 49% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1492
2491
3491
4491
5491
6491
7491
8491
9481
10481
11471
12471
13471
14461
15461
16461
17460
18460
19460
20450
21450
22450
23450
24450
25460
26460
27460
28460
29470
30470
31470

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
29910
39820
49820
59820
69730
79730
89730
99640
109640
119640
129550
139550
149550
159460
169460
179370
189181
199181
209091
2189101
2287112
2386122
2485132
2584142
2681163
2779183
2878193
2975214
3073234
3170255

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
158calm
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 14 hours at the start of May to 15 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over May. Sunrise moves from 4:54 AM to 4:21 AM, and sunset from 6:53 PM to 7:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.04:546:53
214.04:536:55
314.14:516:56
414.14:506:57
514.24:486:58
614.24:477:00
714.34:457:01
814.34:447:02
914.34:437:03
1014.44:417:04
1114.44:407:06
1214.54:397:07
1314.54:387:08
1414.54:367:09
1514.64:357:10
1614.64:347:11
1714.74:337:13
1814.74:327:14
1914.74:317:15
2014.84:307:16
2114.84:297:17
2214.84:287:18
2314.94:277:19
2414.94:267:20
2514.94:257:21
2615.04:247:22
2715.04:247:23
2815.04:237:24
2915.14:227:25
3015.14:217:26
3115.14:217:27

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.55 kWh/m².

For context, solar energy here swings from a low near 1.16 kWh/m² to a high of 6.24 kWh/m² in July across the year — May's 5.55 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.9Bright
Planning a trip in May

Is May a good time to visit Bihać?

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

5.5
Sightseeing
5th-best month of the year
2.4
Beach & pool
5th-best month of the year

May is a reasonable time to visit Bihać for sightseeing.

What to pack for Bihać in May

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

In May, Bihać sees daytime highs around 19°C and nights near 9°C. Pack rain gear. Worth having: sun protection. About 14 days see rain.

rain gearsun protection

UV index in Bihać 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 Bihać peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. 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 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighHighVery highModerateLowJul 14UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7Very high
May6High
Jun9Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low

Air quality in Bihać 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 Bihać is worst in March — around 17 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (September, 11 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 2117 µg/m³Sep 2011 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb14Moderate
Mar17Moderate
Apr16Moderate
May14Moderate
Jun14Moderate
Jul12Good
Aug12Moderate
Sep11Good
Oct11Good
Nov11Good
Dec11Good
Location & terrain

Where is Bihać?

Bihać sits at 44.8°N, 15.9°E, 223 m above sea level, in Bosnia and Herzegovina. The nearest listed city is Cazin, 18 km away.

CazinBosanska KrupaVelika KladušaPrijedor

Topography around Bihać

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

Within 3 km, the terrain around Bihać has significant variations in elevation — a maximum elevation change of 262 m around an average of 241 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,470 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,939 m.

The land around Bihać is covered by grassland (34%), trees (28%) and artificial surfaces (20%) within 3 km, trees (67%) and grassland (24%) within 16 km, and trees (72%) and grassland (20%) within 80 km.

3 km
262 m
16 km
1,470 m
80 km
1,939 m
treesshrubsgrasslandcroplandartificial surfaceswater
May weather nearby: Cazin 18 km · Bosanska Krupa 23 km · Velika Kladuša 41 km · Prijedor 69 km · Karlovac 79 km · Sisak 82 km · Zadar 93 km · Velika Gorica 101 km

Bosnia and Herzegovina travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 40% of US
price level, 2025
GDP per capita
$10,382
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
86%
of population, 2024
Homicide rate
1.2
per 100k, 2023
Road deaths
13.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 591
Religion
Muslim 51%Orthodox 31%Roman Catholic 15%other 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 Bihać (44.8169°, 15.8708°, elevation 223 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).