Dundee weather in September

In September, Dundee sees average daytime highs of 16°C and overnight lows near 9°C, with 61 mm of rain across 10.8 wet days and about 12.5 hours of daylight. It is the 4th-warmest and 10th-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 15°C by the end. The sky is clear or mostly clear about 10% of the time in September, and the air most often feels dry.

Daylight stretches from about 13 h 42 min at the start of September to 11 h 18 min by month's end. Set against the rest of the year, September is Dundee's 8th-clearest and 8th-windiest month. For the whole year in context, see Dundee's year-round climate.

Daytime high
16°
4th warmest
Overnight low
9th coldest
Rainfall
61 mm
10.8 wet days
Daylight
12 h 30 min
5:52 AM – 6:20 PM
Cloud cover
74%
8th clearest
Wind
13 km/h
8th windiest
Solar energy
2.65 kWh/m²
Travel score
4.6
out of 10

Dundee is city in Scotland, UK.

Founded
1050

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 17°C in the first days to 15°C by the end.

A typical September day in Dundee reaches about 16°C in the afternoon and slips back to 9°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 19°C. Set against its neighbours, September runs about 2°C cooler than August and about 4°C warmer than October.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
11710
21710
31710
41710
51710
61710
71710
81710
91710
101710
111610
121610
131610
14169
15169
16169
17169
18169
19169
20169
21159
22159
23159
24159
25159
26158
27158
28158
29158
30148

How September really feels in Dundee

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.

Dundee weather by month

How September compares with the rest of the year at a glance. September is the 4th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 7813.73.57.30.5
Feb / 5910.72.89.10.8
Mar / 6112.3211.41.6
Apr11° / 5711.60.713.92.6
May14° / 6413.1016.13.7
Jun16° / 10°6813.1017.34.6
Jul18° / 11°7614016.85.2
Aug18° / 11°7613.4014.95.3
Sep16° / 6110.8012.54.6
Oct12° / 8912.9010.13.1
Nov / 7813.10.67.91.6
Dec / 7412.42.16.70.6

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% 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 73%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
12773
22674
32674
42674
52674
62773
72674
82773
92773
102773
112773
122773
132773
142773
152773
162773
172773
182773
192773
202773
212773
222773
232773
242674
252674
262872
272872
282773
292872
302971

Chance of precipitation in September

Any precipitation

Dundee gets around 61 mm of rain over 10.8 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 37% and peaks near 41% on the wettest days.

0%10%20%30%40%50%151015202530
Rain chance (%)
137
237
337
437
537
637
737
836
936
1036
1136
1236
1336
1436
1536
1636
1736
1836
1936
2036
2136
2237
2337
2438
2538
2639
2740
2840
2940
3041

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 (%)
185141
286131
386131
486131
586131
687121
787121
887121
988111
1088111
1189101
129091
139091
149181
159280
169370
179370
189370
199460
209460
219460
229550
239550
249550
259640
269640
279640
289640
299730
309730

Wind in September

Winds average 13 km/h in September.

Across September, daily wind ranges from about 13 km/h on the calmest days to 14 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
113light breeze
213light breeze
313light breeze
413light breeze
513light breeze
613light breeze
713light breeze
813light breeze
913light breeze
1013light breeze
1113light breeze
1213light breeze
1313light breeze
1413light breeze
1513light breeze
1613light breeze
1713light breeze
1813light breeze
1913light breeze
2013light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2514light breeze
2614light breeze
2714light breeze
2814light breeze
2914light breeze
3014light breeze

Sunrise & sunset in September

DaylightNight

Daylight runs from about 13 h 42 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 144 minutes over September. Sunrise moves from 5:21 AM to 6:21 AM, and sunset from 7:02 PM to 5:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:217:02
213.65:236:59
313.55:266:56
413.45:286:54
513.45:306:51
613.35:326:48
713.25:346:45
813.15:366:43
913.05:386:40
1013.05:406:37
1112.95:426:34
1212.85:446:31
1312.75:466:29
1412.65:486:26
1512.55:506:23
1612.55:526:20
1712.45:546:17
1812.35:566:15
1912.25:586:12
2012.16:006:09
2112.16:036:06
2212.06:056:03
2311.96:076:01
2411.86:095:58
2511.76:115:55
2611.76:135:52
2711.66:155:49
2811.56:175:47
2911.46:195:44
3011.36:215:41

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 2.65 kWh/m².

For context, solar energy here swings from a low near 0.37 kWh/m² to a high of 5.02 kWh/m² in May across the year — September's 2.65 kWh/m² falls in the middle.

01234151015202530
Solar energy (kWh/m²)Level
13.3Moderate
23.2Moderate
33.2Moderate
43.1Moderate
53.1Moderate
63.1Moderate
73.0Moderate
83.0Moderate
92.9Moderate
102.9Moderate
112.9Moderate
122.8Moderate
132.8Moderate
142.7Moderate
152.7Moderate
162.6Moderate
172.6Moderate
182.6Moderate
192.5Moderate
202.5Moderate
212.4Moderate
222.4Moderate
232.4Moderate
242.3Moderate
252.3Moderate
262.2Moderate
272.2Moderate
282.1Moderate
292.1Moderate
302.1Moderate
Planning a trip in September

Is September a good time to visit Dundee?

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

4.6
Sightseeing
3rd-best month of the year
0.6
Beach & pool
4th-best month of the year

September is a reasonable time to visit Dundee for sightseeing.

What to pack for Dundee in September

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

In September, Dundee sees daytime highs around 16°C and nights near 9°C. Worth packing: a warm layer and rain gear. About 11 days see rain.

a warm layerrain gear

Sea temperature near Dundee in September

The nearest coast averages about 13°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 24 km away) is warmest in August at about 14°C and coldest in February near 6°C.

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

5°10°15°JanFebMarAprMayJunJulAugSepOctNovDecbracingcool
Sea temperature (°C)Comfort
Jan7Bracing
Feb6Bracing
Mar6Bracing
Apr7Bracing
May9Bracing
Jun11Bracing
Jul13Bracing
Aug14Bracing
Sep13Bracing
Oct12Bracing
Nov10Bracing
Dec8Bracing

UV index in Dundee 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 Dundee peaks around June 21 at about 5 (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 5 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 21UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Moderate
Apr3Moderate
May5Moderate
Jun5High
Jul5High
Aug5Moderate
Sep3Moderate
Oct1Low
Nov1Low
Dec0Low
Location & terrain

Where is Dundee?

Dundee sits at 56.5°N, 3.0°W, 77 m above sea level, in United Kingdom. The nearest listed city is Saint Andrews, 18 km away.

Topography around Dundee

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

Within 3 km, the terrain around Dundee has only modest variations in elevation — a maximum elevation change of 165 m around an average of 52 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 450 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,320 m.

The land around Dundee is covered by artificial surfaces (43%) and water (25%) within 3 km, cropland (36%) and grassland (27%) within 16 km, and grassland (46%) and water (24%) within 80 km.

3 km
165 m
16 km
450 m
80 km
1,320 m
treesgrasslandcroplandartificial surfaceswater
September weather nearby: Saint Andrews 18 km · Arbroath 26 km · Perth 29 km · Glenrothes 33 km · Kirkcaldy 41 km · Dunfermline 53 km · Musselburgh 59 km · Edinburgh 59 km

United Kingdom travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 89% of US
price level, 2025
GDP per capita
$57,602
2025
Happiness
6.7 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1.1
per 100k, 2021
Road deaths
3.2
per 100k/yr, 2019
Income group
High
World Bank
Religion
Christian 60%none 26%Muslim 4%other 2%

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 Dundee (56.4691°, -2.9749°, elevation 77 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).