Braniewo weather in September

In September, Braniewo sees average daytime highs of 17°C and overnight lows near 12°C, with 70 mm of rain across 11.3 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 15°C by the end. The sky is clear or mostly clear about 23% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of September to 11 h 24 min by month's end. Set against the rest of the year, September is Braniewo's 6th-clearest and 7th-windiest month. For the whole year in context, see Braniewo's year-round climate.

Daytime high
17°
4th warmest
Overnight low
12°
9th coldest
Rainfall
70 mm
11.3 wet days
Daylight
12 h 24 min
5:22 AM – 5:48 PM
Cloud cover
62%
6th clearest
Wind
18 km/h
7th windiest
Solar energy
2.96 kWh/m²
Travel score
5.2
out of 10

Braniewo is city and urban gmina of Poland.

Density
1,485/km²
people per km²
Founded
1250

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 15°C by the end.

A typical September day in Braniewo reaches about 17°C in the afternoon and slips back to 12°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 21°C. Set against its neighbours, September runs about 4°C cooler than August and about 5°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11914
21914
31914
41913
51913
61913
71813
81813
91813
101813
111813
121812
131812
141712
151712
161712
171712
181712
191711
201711
211611
221611
231611
241611
251611
261611
271510
281510
291510
301510

How September really feels in Braniewo

Once humidity and wind are folded in, September 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

September sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Braniewo weather by month

How September compares with the rest of the year at a glance. September 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 / -2°5712.86.57.70.0
Feb / -2°4511.25.69.30.0
Mar / 4610.93.811.50.2
Apr10° / 419.5113.72.3
May15° / 5410.2015.74.6
Jun18° / 13°6612.1016.85.7
Jul21° / 15°8312.6016.46.2
Aug21° / 15°8312.7014.76.2
Sep17° / 12°7011.3012.55.2
Oct12° / 8213.90.210.22.8
Nov / 6812.81.98.20.6
Dec / 6413.85.37.10.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 23% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 20% of September, with mostly cloudy or overcast conditions the remaining 58%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14852
24753
34753
44753
54654
64555
74555
84555
94456
104357
114357
124258
134258
144159
154258
164258
174060
184060
194060
204060
214060
224060
234060
244060
254060
264060
274159
284159
294060
304060

Chance of precipitation in September

Any precipitation

Braniewo gets around 70 mm of rain over 11.3 wet days in September. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 39% and peaks near 44% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
144
244
344
444
543
643
743
842
942
1041
1141
1240
1339
1438
1537
1636
1735
1835
1934
2034
2134
2234
2334
2434
2535
2636
2736
2837
2938
3039

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the dry band about 75% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1523891
2543880
3553780
4573670
5593470
6613360
7623260
8643060
9662950
10682750
11702550
12732340
13742240
14762040
15781930
16791830
17811630
18831520
19831520
20851410
21861310
22861310
23871210
24881200
25891100
26891100
27891100
28901000
29901000
30901000

Wind in September

Winds average 18 km/h in September.

Across September, daily wind ranges from about 17 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202530
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 30 min at the start of September to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 126 minutes over September. Sunrise moves from 4:54 AM to 5:49 AM, and sunset from 6:27 PM to 5:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.54:546:27
213.54:566:24
313.44:586:22
413.35:006:19
513.35:026:17
613.25:036:14
713.15:056:11
813.05:076:09
913.05:096:06
1012.95:116:04
1112.85:136:01
1212.75:155:58
1312.75:165:56
1412.65:185:53
1512.55:205:51
1612.45:225:48
1712.45:245:45
1812.35:265:43
1912.25:285:40
2012.15:305:38
2112.15:325:35
2212.05:335:32
2311.95:355:30
2411.85:375:27
2511.85:395:24
2611.75:415:22
2711.65:435:19
2811.55:455:17
2911.55:475:14
3011.45:495:11

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.96 kWh/m².

For context, solar energy here swings from a low near 0.42 kWh/m² to a high of 5.71 kWh/m² in June across the year — September's 2.96 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.6Moderate
23.6Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.3Moderate
83.3Moderate
93.2Moderate
103.2Moderate
113.1Moderate
123.1Moderate
133.0Moderate
143.0Moderate
153.0Moderate
162.9Moderate
172.9Moderate
182.9Moderate
192.8Moderate
202.8Moderate
212.8Moderate
222.7Moderate
232.7Moderate
242.6Moderate
252.6Moderate
262.5Moderate
272.5Moderate
282.4Moderate
292.4Moderate
302.3Moderate
Planning a trip in September

Is September a good time to visit Braniewo?

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

5.2
Sightseeing
4th-best month of the year
1.3
Beach & pool
4th-best month of the year

September is a reasonable time to visit Braniewo for sightseeing.

What to pack for Braniewo in September

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

In September, Braniewo sees daytime highs around 17°C and nights near 12°C. Worth packing: rain gear. About 11 days see rain.

rain gear

Sea temperature near Braniewo in September

The nearest coast averages about 17°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 28 km away) is warmest in August at about 19°C and coldest in February near 3°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan4Bracing
Feb3Bracing
Mar3Bracing
Apr5Bracing
May9Bracing
Jun14Bracing
Jul18Cool
Aug19Cool
Sep17Cool
Oct13Bracing
Nov9Bracing
Dec6Bracing

UV index in Braniewo in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Braniewo peaks around June 23 at about 6 (high) — a little sun protection helps at midday. It bottoms out near December 20 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 23UV 6Dec 20UV 0
UV index (midday)Level
Jan1Low
Feb1Low
Mar3Moderate
Apr4Moderate
May5Moderate
Jun6High
Jul6High
Aug5High
Sep4Moderate
Oct2Low
Nov1Low
Dec0Low
Location & terrain

Where is Braniewo?

Braniewo sits at 54.4°N, 19.8°E, 17 m above sea level, in Poland. The nearest listed city is Baltiysk, 31 km away.

SvetlyyLidzbark WarmińskiKaliningradMalborkBartoszyceTczew

Topography around Braniewo

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

Within 3 km, the terrain around Braniewo has only modest variations in elevation — a maximum elevation change of 50 m around an average of 13 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 137 m; within 80 km, only modest variations in elevation — a maximum elevation change of 222 m.

The land around Braniewo is covered by cropland (38%), grassland (30%) and trees (21%) within 3 km, trees (33%), water (26%) and cropland (23%) within 16 km, and water (29%), trees (25%) and cropland (25%) within 80 km.

3 km
50 m
16 km
137 m
80 km
222 m
treesgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Baltiysk 31 km · Elbląg 37 km · Svetlyy 39 km · Lidzbark Warmiński 57 km · Kaliningrad 58 km · Malbork 64 km · Bartoszyce 66 km · Tczew 75 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 Braniewo (54.3797°, 19.8196°, elevation 17 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).