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New Zealand weather

Weather in Dunedin for September 2026

Your guide to Dunedin weather in September - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Dunedin during September is quite rare, with fewer than 2 snowy days on average.
    According to Dunedin snow forecast for September 2026, 2 snowy days are expected until the end of the month. The closest date with snow is Tuesday, 22 September.

    • Temperatures

  • Until now, September 2026 in Dunedin has been nearly identical to the historical average, with a temperature of 11.7 °C (showing only a slight deviation of 0.3 °C).

  • The forecast for the upcoming days in Dunedin predicts a temperature of 12.5 °C, which is slightly above the historical average.

  • In general, the average temperature in Dunedin at the beginning of September is 11.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 14.3 °C by the end of September.

    • Rain 🌧️

  • The climate of Dunedin in September is notably wet, with an average of 15 rainy days, and a total of 50.3 mm of precipitation.

Average dry days
15
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
11°/7°
Temperatures
Average wind speed
34 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Dunedin Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
12°
2
Overcast
13°
3
Partly cloudy
12°
4
Light rain shower
11°
5
Cloudy
12°
6
Patchy rain possible
12°
7
Patchy rain possible
11°
8
Sunny
10°
9
Patchy rain possible
12°
10
Overcast
10°
11
Light rain shower
11°
12
Overcast
11°
13
Patchy rain possible
10°
14
Overcast
12°
15
Cloudy
12°
16
Light drizzle
13°
17
Sunny
8°
18
Overcast
11°
19
Overcast
15°
20
Patchy rain possible
8°
21
Sunny
19°
22
Patchy rain possible
8°
23
Patchy rain possible
6°
24
Overcast
11°
25
Sunny
10°
26
Overcast
11°
27
Patchy rain possible
15°
28
Overcast
20°
29
Sunny
16°
30
Overcast
17°

Temperatures trend during September in Dunedin

See the weather trend as well as the moving average line

September weather in Dunedin day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Overcast
Overcast
 12° /6° 0 mm 0 cm
2 Sept. Overcast
Overcast
 13° /7° 0.5 mm 0 cm
3 Sept. Partly cloudy
Partly cloudy
 12° /8° 0.2 mm 0 cm
4 Sept. Light rain shower
Light rain shower
 11° /7° 0.5 mm 0 cm
5 Sept. Cloudy
Cloudy
 12° /8° 0.5 mm 0 cm
6 Sept. Patchy rain possible
Patchy rain possible
 12° /7° 3 mm 0 cm
7 Sept. Patchy rain possible
Patchy rain possible
 11° /7° 0.7 mm 0 cm
8 Sept. Sunny
Sunny
 10° /7° 0 mm 0 cm
9 Sept. Patchy rain possible
Patchy rain possible
 12° /6° 0.3 mm 0 cm
10 Sept. Overcast
Overcast
 10° /6° 3.1 mm 0 cm
11 Sept. Light rain shower
Light rain shower
 11° /5° 1.9 mm 0 cm
12 Sept. Overcast
Overcast
 11° /5° 1.7 mm 0 cm
13 Sept. Patchy rain possible
Patchy rain possible
 10° /5° 2.6 mm 0 cm
14 Sept. Overcast
Overcast
 12° /6° 0.6 mm 0 cm
15 Sept. Cloudy
Cloudy
 12° /7° 0.8 mm 0 cm
16 Sept. Light drizzle
Light drizzle
 13° /6° 5.8 mm 0 cm
17 Sept. Sunny
Sunny
 8° /2° 2 mm 0 cm
18 Sept. Overcast
Overcast
 11° /2° 0.8 mm 0 cm
19 Sept. Overcast
Overcast
 15° /3° 1.8 mm 0 cm
20 Sept. Patchy rain possible
Patchy rain possible
 8° /2° 1.1 mm 0 cm
21 Sept. Sunny
Sunny
 19° /2° 1.3 mm 0 cm
22 Sept. Patchy rain possible
Patchy rain possible
 8° /1° 5 mm 0.3 cm
23 Sept. Patchy rain possible
Patchy rain possible
 6° /1° 3.8 mm 1 cm
24 Sept. Overcast
Overcast
 11° /1° 1.9 mm 0 cm
25 Sept. Sunny
Sunny
 10° /0° 0 mm 0 cm
26 Sept. Overcast
Overcast
 11° /2° 0 mm 0 cm
27 Sept. Patchy rain possible
Patchy rain possible
 15° /7° 1.2 mm 0 cm
28 Sept. Overcast
Overcast
 20° /6° 0 mm 0 cm
29 Sept. Sunny
Sunny
 16° /7° 0 mm 0 cm
30 Sept. Overcast
Overcast
 17° /8° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Dunedin in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Dunedin forecast closer to your planned date for the most up-to-date weather information.
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Dunedin in September - FAQ

What are the expected maximum and minimum temperatures in Dunedin during September?
During September, expect a variety of temperatures with highs around 11° and lows near 7°, suitable for diverse activities and preferences.

How much rainfall should be expected in Dunedin during September?
Moderate rainfall is anticipated in Dunedin during September, with a total of 50.3 mm spread over approximately 15 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Dunedin during September?
The average wind speed in Dunedin during September is 34 km/h, suggesting breezy to windy conditions, depending on your activities.

Dunedin snow forecast September 2026

Track daily snowfall levels and discover Dunedin’s snowy potential this September ❄️

September rainfall patterns in Dunedin

Explore the daily rainfall trends and prepare for Dunedins September weather 💧
Typically, Dunedin has 15 rainy days in September with a total of 50.3 mm of rainfall.

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Location coordinates Where is Dunedin?

Get accurate weather forecasts for Dunedin, located at latitude -45.874 and longitude 170.504. Stay updated with localized weather information tailored for Dunedin.

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