Jasło weather in May

In May, Jasło sees average daytime highs of 19°C and overnight lows near 9°C, with 95 mm of rain across 14.7 wet days and about 15.1 hours of daylight. It is the 4th-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 23% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 24 min at the start of May to 15 h 42 min by month's end. Set against the rest of the year, May is Jasło's 6th-clearest and 9th-windiest month. For the whole year in context, see Jasło's year-round climate.

Daytime high
19°
4th warmest
Overnight low
8th coldest
Rainfall
95 mm
14.7 wet days
Daylight
15 h 06 min
3:56 AM – 7:05 PM
Cloud cover
64%
6th clearest
Wind
11 km/h
9th windiest
Solar energy
5.02 kWh/m²
Travel score
5.4
out of 10

Jasło is city and urban gmina of Poland.

Density
1,036/km²
people per km²
Founded
1365

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 Jasło 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 12°C and 25°C. Set against its neighbours, May runs about 5°C warmer than April and about 3°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1177
2187
3187
4187
5188
6188
7188
8188
9188
10188
11188
12188
13188
14188
15188
16198
17199
18199
19199
20199
21199
22199
23199
24199
251910
262010
272010
282010
292010
302010
312010

How May really feels in Jasło

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.

Jasło weather by month

How May compares with the rest of the year at a glance. May is the 4th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°5011.798.40.0
Feb / -4°5011.58.59.80.0
Mar / -0°5211.84.811.51.0
Apr14° / 6211.71.413.53.8
May19° / 9514.7015.15.4
Jun22° / 12°9213.70166.0
Jul24° / 14°11114.8015.76.2
Aug24° / 13°7612.1014.26.6
Sep19° / 7811.3012.45.7
Oct13° / 6410.80.410.53.5
Nov / 5310.83.68.80.8
Dec / -3°4911.57.180.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% 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 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34753
44654
54654
64555
74456
84357
94357
104357
114258
124258
134258
144258
154258
164159
174159
184159
194159
204159
214258
224258
234258
244159
254159
264159
274159
284258
294258
304357
314357

Chance of precipitation in May

Any precipitation

Jasło gets around 95 mm of rain over 14.7 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 47% and peaks near 48% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
142
242
343
443
544
645
745
846
946
1047
1147
1247
1347
1447
1547
1647
1748
1848
1948
2048
2148
2248
2348
2448
2548
2648
2748
2848
2948
3048
3148

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 87% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19730
29730
39640
49640
59550
69550
79550
89460
99460
109370
119370
129280
139280
149190
159190
1689101
1789101
1888111
1987121
2086131
2185141
2284151
2382162
2481172
2579192
2678202
2777212
2876222
2973243
3072253
3170264

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 24 min at the start of May to 15 h 42 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 4:20 AM to 3:39 AM, and sunset from 6:42 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:206:42
214.44:186:44
314.54:176:46
414.54:156:47
514.64:136:49
614.64:116:50
714.74:106:52
814.84:086:53
914.84:066:55
1014.94:056:56
1114.94:036:58
1215.04:026:59
1315.04:007:00
1415.13:597:02
1515.13:577:03
1615.13:567:05
1715.23:557:06
1815.23:537:08
1915.33:527:09
2015.33:517:10
2115.43:497:12
2215.43:487:13
2315.53:477:14
2415.53:467:15
2515.53:457:17
2615.63:447:18
2715.63:437:19
2815.63:427:20
2915.73:417:21
3015.73:407:23
3115.73:397:24

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.02 kWh/m².

For context, solar energy here swings from a low near 0.74 kWh/m² to a high of 5.33 kWh/m² in June across the year — May's 5.02 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.0Bright
165.0Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
215.0Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.2Bright
285.2Bright
295.2Bright
305.2Bright
315.3Bright
Planning a trip in May

Is May a good time to visit Jasło?

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

5.4
Sightseeing
5th-best month of the year
2.2
Beach & pool
5th-best month of the year

May is a reasonable time to visit Jasło for sightseeing.

What to pack for Jasło in May

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

In May, Jasło sees daytime highs around 19°C and nights near 9°C. Pack rain gear. Worth having: sun protection. About 15 days see rain.

rain gearsun protection

UV index in Jasło 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 Jasło peaks around June 23 at about 7 (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 highHighModerateLowJun 23UV 7Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May6High
Jun7Very high
Jul7High
Aug6High
Sep4Moderate
Oct2Moderate
Nov1Low
Dec1Low
Location & terrain

Where is Jasło?

Jasło sits at 49.7°N, 21.5°E, 231 m above sea level, in Poland. The nearest listed city is Krosno, 22 km away.

TarnówRzeszówBardejovSanok

Topography around Jasło

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

Within 3 km, the terrain around Jasło has only modest variations in elevation — a maximum elevation change of 125 m around an average of 244 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 388 m; within 80 km, large variations in elevation — a maximum elevation change of 1,122 m.

The land around Jasło is covered by grassland (32%), trees (31%) and artificial surfaces (20%) within 3 km, trees (45%), cropland (28%) and grassland (24%) within 16 km, and trees (58%) and cropland (23%) within 80 km.

3 km
125 m
16 km
388 m
80 km
1,122 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Krosno 22 km · Gorlice 25 km · Dębica 34 km · Ropczyce 36 km · Tarnów 46 km · Rzeszów 50 km · Bardejov 52 km · Sanok 57 km

Poland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 52% of US
price level, 2025
GDP per capita
$28,420
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
89%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
9.4
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 600
Religion
Roman Catholic 71%refused to answer 21%no religion 7%

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 Jasło (49.7451°, 21.4725°, elevation 231 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).