Linköping weather in September

In September, Linköping sees average daytime highs of 16°C and overnight lows near 8°C, with 53 mm of rain across 9.5 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 18°C in the first days to 14°C by the end. The sky is clear or mostly clear about 17% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 48 min at the start of September to 11 h 18 min by month's end. Set against the rest of the year, September is Linköping's 7th-clearest and 7th-windiest month. For the whole year in context, see Linköping's year-round climate.

Daytime high
16°
4th warmest
Overnight low
9th coldest
Rainfall
53 mm
9.5 wet days
Daylight
12 h 30 min
5:37 AM – 6:07 PM
Cloud cover
68%
7th clearest
Wind
13 km/h
7th windiest
Solar energy
2.57 kWh/m²
Travel score
4.8
out of 10

Linköping is city in Östergötland, Sweden.

Air quality
Good
PM2.5 9.3 µg/m³ · 2015
Founded
1150

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 18°C in the first days to 14°C by the end.

A typical September day in Linköping reaches about 16°C in the afternoon and slips back to 8°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 20°C. Set against its neighbours, September runs about 5°C cooler than August and about 6°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11810
21810
3189
4189
5189
6179
7179
8179
9179
10179
11178
12168
13168
14168
15168
16168
17168
18158
19157
20157
21157
22157
23157
24147
25147
26147
27146
28146
29136
30136

How September really feels in Linköping

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.

Linköping 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 / -4°388.75.96.80.0
Feb / -4°327.968.90.0
Mar / -2°307.94.511.40.3
Apr11° / 378.11.6142.6
May16° / 5210.20.116.44.9
Jun19° / 7111.7017.85.8
Jul22° / 12°7711.6017.36.3
Aug21° / 11°6912.4015.16.0
Sep16° / 539.5012.54.8
Oct10° / 5310.30.59.92.2
Nov / 4810.13.27.50.2
Dec / -2°4510.35.66.20.0

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 17% of September, with mostly cloudy or overcast conditions the remaining 66%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
13367
23466
33565
43664
53763
63763
73763
83763
93763
103763
113763
123763
133664
143664
153466
163466
173367
183268
193268
203268
213169
223268
233268
243169
253169
263169
273268
283268
293268
303268

Chance of precipitation in September

Any precipitation

Linköping gets around 53 mm of rain over 9.5 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 33% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
138
237
336
435
535
634
734
834
933
1033
1133
1233
1333
1433
1533
1632
1732
1832
1932
2032
2131
2231
2331
2431
2531
2631
2731
2831
2931
3031

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 92% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
182153
283143
384142
485132
586122
687121
788111
888111
989101
1089101
119190
129190
139280
149280
159370
169460
179460
189550
199550
209550
219640
229640
239640
249640
259730
269730
279730
289730
299730
309820

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 12 km/h on the calmest days to 13 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112calm
212calm
312calm
412calm
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 48 min at the start of September to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 150 minutes over September. Sunrise moves from 5:03 AM to 6:08 AM, and sunset from 6:51 PM to 5:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:036:51
213.75:056:48
313.65:086:46
413.55:106:43
513.55:126:40
613.45:146:37
713.35:176:34
813.25:196:31
913.15:216:28
1013.05:236:25
1112.95:266:22
1212.95:286:19
1312.85:306:16
1412.75:326:13
1512.65:356:10
1612.55:376:07
1712.45:396:04
1812.35:416:01
1912.25:445:58
2012.25:465:55
2112.15:485:52
2212.05:505:49
2311.95:535:46
2411.85:555:43
2511.75:575:40
2611.65:595:37
2711.56:025:34
2811.56:045:31
2911.46:065:28
3011.36:085:25

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.57 kWh/m².

For context, solar energy here swings from a low near 0.23 kWh/m² to a high of 5.64 kWh/m² in June across the year — September's 2.57 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.3Moderate
23.2Moderate
33.2Moderate
43.1Moderate
53.1Moderate
63.0Moderate
73.0Moderate
82.9Moderate
92.9Moderate
102.8Moderate
112.8Moderate
122.7Moderate
132.6Moderate
142.6Moderate
152.6Moderate
162.5Moderate
172.5Moderate
182.4Moderate
192.4Moderate
202.3Moderate
212.3Moderate
222.3Moderate
232.2Moderate
242.2Moderate
252.1Moderate
262.1Moderate
272.0Moderate
282.0Dim
291.9Dim
301.9Dim
Planning a trip in September

Is September a good time to visit Linköping?

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

4.8
Sightseeing
5th-best month of the year
0.8
Beach & pool
4th-best month of the year

September is a reasonable time to visit Linköping for sightseeing.

What to pack for Linköping in September

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

In September, Linköping sees daytime highs around 16°C and nights near 8°C. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

UV index in Linköping in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September peaks around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Linköping peaks around June 16 at about 5 (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 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateModerateLowJun 16UV 5Dec 20UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5High
Jul4Moderate
Aug4Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Linköping?

Linköping sits at 58.4°N, 15.6°E, 58 m above sea level, in Sweden. The nearest listed city is Motala, 37 km away.

VästervikÖrebroNässjö

Topography around Linköping

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

Within 3 km, the terrain around Linköping has only modest variations in elevation — a maximum elevation change of 79 m around an average of 56 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 121 m; within 80 km, significant variations in elevation — a maximum elevation change of 340 m.

The land around Linköping is covered by artificial surfaces (41%), trees (27%) and grassland (22%) within 3 km, trees (34%), cropland (27%) and grassland (23%) within 16 km, and trees (63%) within 80 km.

3 km
79 m
16 km
121 m
80 km
340 m
treesgrasslandcroplandartificial surfacesbare terrainwater
September weather nearby: Motala 37 km · Norrköping 38 km · Katrineholm 73 km · Kumla 84 km · Nyköping 89 km · Västervik 94 km · Örebro 99 km · Nässjö 100 km

Sweden travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 87% of US
price level, 2025
GDP per capita
$63,133
2025
Happiness
7.3 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2023
Road deaths
3.1
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 609
Religion
Church of Sweden 54%none or unspecified 37%other 9%

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 Linköping (58.4109°, 15.6216°, elevation 58 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).