Gierłoż in Fall

In fall (September, October and November), Gierłoż sees average daytime highs around 11°C and overnight lows near 5°C, with 156 mm of precipitation over about 30 wet days across the season. It is the 3rd-warmest season and the 2nd-wettest season.

Over the season highs ease from about 19°C in early September to 3°C by late November. The sky is clear or mostly clear about 15% of the time across fall, and the air most often feels dry.

Fall is Gierłoż's 3rd-best season to visit on our travel score. For the whole year in context, see Gierłoż's year-round climate.

Avg daytime high
11°C
3rd-warmest season
Avg overnight low
5°C
Precipitation
156 mm
30 wet days
Avg wind
14 km/h
Travel score
2.8
3rd-best season
Months
Sep · Oct · Nov

Temperature in Gierłoż in Fall

Average highAverage lowShaded bands: 10–90% of days

Over the season highs ease from about 19°C in early September to 3°C by late November.

A typical fall day in Gierłoż reaches about 11°C and drops to 5°C overnight. The warmest of the three months is September, the coolest November.

-10°10°20°30°SepOctNov

How fall really feels in Gierłoż

Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 32 that feel at or below 0°C.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
32
wind chill below the day's low

The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.

Gierłoż weather by month

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

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 Fall

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time across fall.

0%25%50%75%100%SepOctNov

Chance of precipitation in Fall

Any precipitationSnow

Gierłoż gets around 156 mm of rain and snow over 30 wet days across fall. The line is the day-by-day chance of measurable precipitation.

0%10%20%30%40%50%SepOctNov

Humidity in Fall

DryComfortableHumidMuggyOppressiveMiserable

Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

0%25%50%75%100%SepOctNov

Wind in Fall

Winds average 14 km/h across fall.

05101520SepOctNov

Sunrise & sunset in Fall

DaylightNight

Daylight runs from about 13 h 30 min in early September to 7 h 30 min by late November. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMSepOctNov

Solar energy in Fall

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across fall, about 1.7 kWh/m².

01234SepOctNov
Planning a trip in fall

Is fall a good time to visit Gierłoż?

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

2.8
Sightseeing
3rd-best month of the year
0.5
Beach & pool
3rd-best month of the year

fall is a weaker month for outdoor sightseeing in Gierłoż.

What to pack for Gierłoż in Fall

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

In fall, Gierłoż sees daytime highs around 11°C and nights near 5°C. Pack a warm layer. Worth having: a heavy coat and rain gear. About 30 days see rain.

a warm layera heavy coatrain gear

UV index in Gierłoż in Fall

LowModerateHighVery highExtreme

Clear-sky midday UV across fall averages around 2. 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
Fall 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.