Jajce weather in May

In May, Jajce sees average daytime highs of 18°C and overnight lows near 8°C, with 113 mm of precipitation across 14.9 wet days and about 14.6 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 19°C by the end. The sky is clear or mostly clear about 24% 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 Jajce's 6th-clearest and 7th-windiest month. For the whole year in context, see Jajce's year-round climate.

Daytime high
18°
5th warmest
Overnight low
8th coldest
Precipitation
113 mm
14.9 wet days
Daylight
14 h 36 min
4:30 AM – 7:05 PM
Cloud cover
62%
6th clearest
Wind
7 km/h
7th windiest
Solar energy
5.42 kWh/m²
Travel score
5.2
out of 10

Jajce is town in Bosnia and Herzegovina.

Air quality
Good
PM10 17.4 µg/m³ · 2019
Density
3/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 17°C in the first days to 19°C by the end.

A typical May day in Jajce reaches about 18°C in the afternoon and slips back to 8°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 24°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)
1176
2176
3177
4177
5177
6177
7177
8177
9177
10177
11187
12187
13187
14188
15188
16188
17188
18188
19188
20188
21188
22198
23199
24199
25199
26199
27199
28199
29199
30199
31209

How May really feels in Jajce

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.

Jajce weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°8211.79.890.0
Feb / -4°8011.79.410.20.1
Mar / -1°8612.77.611.61.5
Apr14° / 101143.413.23.5
May18° / 11314.90.514.65.2
Jun22° / 11°8512.5015.36.3
Jul24° / 13°7611.30157.1
Aug24° / 13°629.9013.87.2
Sep19° / 9011.10.112.36.0
Oct15° / 749.31.310.84.7
Nov / 9110.74.99.42.0
Dec / -3°9812.38.58.70.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34357
44357
54357
64357
74357
84357
94456
104357
114357
124357
134357
144258
154258
164258
174258
184357
194357
204456
214456
224456
234456
244555
254654
264654
274753
284753
294852
304852
314951

Chance of precipitation in May

Any precipitationSnow

Jajce gets around 113 mm of rain and snow over 14.9 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 48% and peaks near 50% on the wettest days, and about 1 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1482
2482
3482
4482
5482
6472
7472
8472
9463
10463
11463
12463
13463
14462
15462
16462
17462
18472
19472
20482
21481
22491
23491
24491
25500
26500
27500
28500
29500
30500
31500

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 96% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
13991
14991
15991
16982
17982
18973
19964
20964
21955
22946
23946
24937
25928
26919
279010
288911
298812
308713
318614

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 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
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 4:50 AM to 4:17 AM, and sunset from 6:47 PM to 7:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.04:506:47
214.04:486:48
314.04:476:49
414.14:456:50
514.14:446:52
614.24:426:53
714.24:416:54
814.34:406:55
914.34:386:56
1014.34:376:58
1114.44:366:59
1214.44:347:00
1314.54:337:01
1414.54:327:02
1514.54:317:03
1614.64:307:05
1714.64:297:06
1814.74:287:07
1914.74:277:08
2014.74:267:09
2114.84:257:10
2214.84:247:11
2314.84:237:12
2414.94:227:13
2514.94:217:14
2614.94:207:15
2714.94:197:16
2815.04:197:17
2915.04:187:18
3015.04:177:19
3115.14:177:20

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.42 kWh/m².

For context, solar energy here swings from a low near 1.26 kWh/m² to a high of 6.05 kWh/m² in July across the year — May's 5.42 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.2Bright
55.2Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.7Bright
315.7Bright
Planning a trip in May

Is May a good time to visit Jajce?

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

5.2
Sightseeing
5th-best month of the year
1.8
Beach & pool
5th-best month of the year

May is a reasonable time to visit Jajce for sightseeing.

What to pack for Jajce in May

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

In May, Jajce sees daytime highs around 18°C and nights near 8°C. Pack rain gear. Worth having: a warm layer and sun protection. About 15 days see rain.

rain geara warm layersun protection

UV index in Jajce in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Jajce peaks around June 23 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowJun 23UV 9Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug8Very high
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Jajce?

Jajce sits at 44.3°N, 17.3°E, 0 m above sea level, in Bosnia and Herzegovina. The nearest listed city is Travnik, 34 km away.

TravnikBugojnoBanja LukaZenicaTeslicDobojVisokoPrijedor

Topography around Jajce

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

Within 3 km, the terrain around Jajce has significant variations in elevation — a maximum elevation change of 584 m around an average of 549 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,206 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,995 m.

The land around Jajce is covered by trees (68%) and grassland (26%) within 3 km, trees (79%) and grassland (20%) within 16 km, and trees (67%) and grassland (27%) within 80 km.

3 km
584 m
16 km
1,206 m
80 km
1,995 m
treesgrasslandcroplandartificial surfaces
May weather nearby: Travnik 34 km · Bugojno 35 km · Banja Luka 49 km · Zenica 53 km · Teslic 55 km · Doboj 78 km · Visoko 82 km · Prijedor 83 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 Jajce (44.342°, 17.2706°, 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).