Gierłoż weather in May

In May, Gierłoż sees average daytime highs of 18°C and overnight lows near 8°C, with 59 mm of precipitation across 11.6 wet days and about 15.7 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 19°C by the end. The sky is clear or mostly clear about 27% of the time in May, and the air most often feels dry.

Daylight stretches from about 14 h 48 min at the start of May to 16 h 24 min by month's end. Set against the rest of the year, May is Gierłoż's 3rd-clearest and 9th-windiest month. For the whole year in context, see Gierłoż's year-round climate.

Daytime high
18°
4th warmest
Overnight low
8th coldest
Precipitation
59 mm
11.6 wet days
Daylight
15 h 42 min
3:39 AM – 7:22 PM
Cloud cover
61%
3rd clearest
Wind
12 km/h
9th windiest
Solar energy
5.18 kWh/m²
Travel score
5.4
out of 10

Gierłoż is village of Poland.

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 16°C in the first days to 19°C by the end.

A typical May day in Gierłoż reaches about 18°C in the afternoon and slips back to 8°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 24°C. Set against its neighbours, May runs about 6°C warmer than April and about 3°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1166
2166
3166
4167
5167
6167
7177
8177
9177
10177
11177
12178
13178
14178
15178
16178
17188
18188
19188
20189
21189
22189
23189
24189
25199
26199
271910
281910
291910
301910
311910

How May really feels in Gierłoż

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.

Gierłoż weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -4°4411.27.17.70.0
Feb / -4°399.86.19.40.0
Mar / -1°4310.54.211.50.3
Apr12° / 429.51.313.73.2
May18° / 5911.60.115.75.4
Jun20° / 12°7212.1016.85.9
Jul23° / 14°8412.9016.36.3
Aug22° / 14°7311.8014.66.4
Sep17° / 10°579.7012.55.4
Oct11° / 5410.60.310.22.6
Nov / 4510.22.68.30.3
Dec / -2°4510.65.77.20.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 27% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 56%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14753
24753
34753
44654
54654
64654
74555
84555
94456
104456
114357
124258
134258
144159
154159
164258
174258
184159
194159
204159
214258
224258
234258
244258
254258
264357
274357
284456
294555
304555
314555

Chance of precipitation in May

Any precipitation

Gierłoż gets around 59 mm of rain and snow over 11.6 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 37% and peaks near 40% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%50%151015202531
Rain chance (%)
129
230
331
431
532
633
734
835
936
1037
1138
1239
1339
1439
1540
1640
1740
1840
1940
2040
2140
2240
2339
2439
2539
2638
2737
2837
2936
3036
3136

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 93% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
39910
49910
59910
69910
79820
89820
99730
109730
119640
129640
139550
149550
159460
169370
179370
189271
199181
209181
219091
229091
2388102
2488102
2587112
2686113
2785123
2885123
2984133
3083134
3182144

Wind in May

Winds average 12 km/h in May.

Across May, daily wind ranges from about 12 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
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912calm
3012calm
3112calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 14 h 48 min at the start of May to 16 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 96 minutes over May. Sunrise moves from 4:08 AM to 3:18 AM, and sunset from 6:55 PM to 7:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.84:086:55
214.94:056:57
314.94:036:59
415.04:017:00
515.13:597:02
615.13:577:04
715.23:557:06
815.23:537:08
915.33:517:10
1015.43:497:11
1115.43:487:13
1215.53:467:15
1315.53:447:17
1415.63:427:18
1515.73:407:20
1615.73:397:22
1715.83:377:24
1815.83:357:25
1915.93:347:27
2015.93:327:29
2116.03:317:30
2216.03:297:32
2316.13:287:33
2416.13:267:35
2516.23:257:36
2616.23:247:38
2716.33:237:39
2816.33:217:41
2916.43:207:42
3016.43:197:43
3116.43:187:45

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.18 kWh/m².

For context, solar energy here swings from a low near 0.42 kWh/m² to a high of 5.33 kWh/m² in June across the year — May's 5.18 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.1Bright
145.1Bright
155.1Bright
165.1Bright
175.1Bright
185.2Bright
195.2Bright
205.2Bright
215.3Bright
225.3Bright
235.3Bright
245.4Bright
255.4Bright
265.4Bright
275.4Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in May

Is May a good time to visit Gierłoż?

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

5.4
Sightseeing
4th-best month of the year
1.6
Beach & pool
4th-best month of the year

May is a reasonable time to visit Gierłoż for sightseeing.

What to pack for Gierłoż in May

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

In May, Gierłoż sees daytime highs around 18°C and nights near 8°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

UV index in Gierłoż in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gierłoż peaks around June 20 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 20UV 6Dec 19UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5High
Jun6High
Jul6High
Aug6High
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Gierłoż?

Gierłoż sits at 54.1°N, 21.5°E, 138 m above sea level, in Poland. The nearest listed city is Kętrzyn, 8.0 km away.

BartoszycePiszLidzbark WarmińskiEłkChernyakhovsk

Topography around Gierłoż

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

Within 3 km, the terrain around Gierłoż has only modest variations in elevation — a maximum elevation change of 64 m around an average of 134 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 193 m; within 80 km, significant variations in elevation — a maximum elevation change of 317 m.

The land around Gierłoż is covered by trees (55%) and grassland (21%) within 3 km, cropland (40%), trees (28%) and grassland (20%) within 16 km, and trees (38%), grassland (32%) and cropland (24%) within 80 km.

3 km
64 m
16 km
193 m
80 km
317 m
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Kętrzyn 8.0 km · Giżycko 18 km · Mrągowo 27 km · Bartoszyce 49 km · Pisz 55 km · Lidzbark Warmiński 60 km · Ełk 63 km · Chernyakhovsk 65 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 Gierłoż (54.0813°, 21.4955°, elevation 138 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).