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New Zealand weather

Weather in Timaru for September 2025

Your guide to Timaru weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Wind Warning - See hour by hour.

    • Snow Forecast ❄️

  • Timaru is transformed into a snow paradise in September, with more than 20 snowy days on average.
    According to Timaru snow forecast for September 2025, no snow is expected until the end of the month.

    • Temperatures

  • Until now, September 2025 in Timaru is slightly cooler than the historical average by -1.5 °C.

  • The forecast for the next days in Timaru predicts the temperature to be 14.4 °C, significantly warmer than the historical average.

  • In general, the average temperature in Timaru at the beginning of September is 2.9 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12.4 °C by the end of September.

Average dry days
1
Dry days
Average rainy days
0
Rainy days
Average snowy days
29
Snow days
Average temperatures
2°/-6°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
91 %
Avg humidity

Timaru Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Mist
2°
2
Overcast
3°
3
Overcast
2°
4
Partly cloudy
3°
5
Heavy snow
3°
6
Light sleet showers
3°
7
Moderate or heavy snow showers
4°
8
Mist
2°
9
Cloudy
2°
10
Moderate or heavy snow with thunder
1°
11
Moderate or heavy snow showers
-0°
12
Heavy snow
-0°
13
Mist
0°
14
Heavy snow
2°
15
Partly cloudy
1°
16
Weather Alert Sunny
14°
17
Weather Alert Patchy rain possible
19°
18
Patchy rain possible
15°
19
Partly cloudy
11°
20
Sunny
16°
21
Sunny
16°
22
Patchy rain possible
12°
23
Overcast
13°
24
Sunny
17°
25
Sunny
15°
26
Partly cloudy
11°
27
Patchy rain possible
15°
28
Patchy rain possible
14°
29
Patchy rain possible
14°
30
Patchy light snow
1°

Temperatures trend during September in Timaru

See the weather trend as well as the moving average line

September weather in Timaru day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Mist
Mist
 2° /-5° 22.1 mm 17.7 cm
2 Sept. Overcast
Overcast
 3° /-4° 17.8 mm 12.7 cm
3 Sept. Overcast
Overcast
 2° /-7° 16.6 mm 8.8 cm
4 Sept. Partly cloudy
Partly cloudy
 3° /-5° 4.4 mm 2.4 cm
5 Sept. Heavy snow
Heavy snow
 3° /-6° 35.2 mm 24.6 cm
6 Sept. Light sleet showers
Light sleet showers
 3° /-4° 56.9 mm 27.5 cm
7 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-7° 31.4 mm 14.1 cm
8 Sept. Mist
Mist
 2° /-7° 7.5 mm 6.3 cm
9 Sept. Cloudy
Cloudy
 2° /-3° 39.3 mm 32.6 cm
10 Sept. Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
 1° /-6° 65.8 mm 54.5 cm
11 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 0° /-10° 44.7 mm 37.9 cm
12 Sept. Heavy snow
Heavy snow
 0° /-7° 9.4 mm 8 cm
13 Sept. Mist
Mist
 0° /-8° 31.5 mm 25.7 cm
14 Sept. Heavy snow
Heavy snow
 2° /-7° 12.8 mm 10.9 cm
15 Sept. Partly cloudy
Partly cloudy
 1° /-6° 11.4 mm 9.7 cm
16 Sept. Sunny
Sunny
 14° /7° 0 mm 0 cm
17 Sept. Patchy rain possible
Patchy rain possible
 19° /9° 0.2 mm 0 cm
18 Sept. Patchy rain possible
Patchy rain possible
 15° /5° 0.9 mm 0 cm
19 Sept. Partly cloudy
Partly cloudy
 11° /2° 0 mm 0 cm
20 Sept. Sunny
Sunny
 16° /5° 0 mm 0 cm
21 Sept. Sunny
Sunny
 16° /7° 0 mm 0 cm
22 Sept. Patchy rain possible
Patchy rain possible
 12° /8° 0.7 mm 0 cm
23 Sept. Overcast
Overcast
 13° /6° 0 mm 0 cm
24 Sept. Sunny
Sunny
 17° /6° 0 mm 0 cm
25 Sept. Sunny
Sunny
 15° /5° 0 mm 0 cm
26 Sept. Partly cloudy
Partly cloudy
 11° /6° 0 mm 0 cm
27 Sept. Patchy rain possible
Patchy rain possible
 15° /8° 0.7 mm 0 cm
28 Sept. Patchy rain possible
Patchy rain possible
 14° /6° 1.4 mm 0 cm
29 Sept. Patchy rain possible
Patchy rain possible
 14° /3° 0.3 mm 0 cm
30 Sept. Patchy light snow
Patchy light snow
 1° /-7° 0.5 mm 0.3 cm
Next
Important Notice
Our weather forecast for Timaru 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 Timaru forecast closer to your planned date for the most up-to-date weather information.
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Timaru in September - FAQ

What are the expected maximum and minimum temperatures in Timaru during September?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Timaru during September?
Significant rainfall exceeding 802.2 mm is expected in Timaru during September, occurring over more than 0 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Timaru in September 2025?
Timaru experiences an average snowfall of 574.09 cm during September, occurring over 29 days.
What are the typical wind conditions in Timaru during September?
The average wind speed in Timaru during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

Timaru snow forecast September 2025

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

September rainfall patterns in Timaru

Explore the daily rainfall trends and prepare for Timarus September weather 💧

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Location coordinates Where is Timaru?

Get accurate weather forecasts for Timaru, located at latitude -44.397 and longitude 171.254. Stay updated with localized weather information tailored for Timaru.

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