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Australia weather

Weather in Happy Valley for September 2026

Your guide to Happy Valley weather in September - trends and predictions

    Temperatures

  • Until now, September 2026 in Happy Valley is slightly cooler than the historical average by 0.9 °C.

  • The forecast for the next days in Happy Valley predicts temperatures to be around 16 °C, close to the historical average.

  • In general, the average temperature in Happy Valley at the beginning of September is 15.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 16.7 °C by the end of September.

    • Rain 🌧️

  • The climate of Happy Valley in September is notably wet, with an average of 11 rainy days, and a total of 51.8 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
15°/10°
Temperatures
Average wind speed
24 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Happy Valley Weather September

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

Temperatures trend during September in Happy Valley

See the weather trend as well as the moving average line

September weather in Happy Valley day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Patchy rain possible
Patchy rain possible
 14° /10° 0.8 mm 4
2 Sept. Partly cloudy
Partly cloudy
 14° /8° 0.1 mm 4
3 Sept. Patchy rain possible
Patchy rain possible
 15° /9° 0.5 mm 4
4 Sept. Patchy light rain
Patchy light rain
 17° /9° 2.5 mm 4
5 Sept. Overcast
Overcast
 16° /9° 1.2 mm 4
6 Sept. Patchy rain possible
Patchy rain possible
 19° /10° 3.2 mm 5
7 Sept. Light rain shower
Light rain shower
 16° /9° 11 mm 5
8 Sept. Light rain shower
Light rain shower
 13° /8° 4 mm 4
9 Sept. Overcast
Overcast
 14° /8° 4.3 mm 4
10 Sept. Sunny
Sunny
 14° /7° 0.7 mm 5
11 Sept. Partly cloudy
Partly cloudy
 15° /8° 0.3 mm 5
12 Sept. Sunny
Sunny
 15° /8° 0 mm 5
13 Sept. Patchy rain possible
Patchy rain possible
 19° /12° 3.1 mm 6.5
14 Sept. Patchy rain possible
Patchy rain possible
 14° /12° 0.5 mm 6.6
15 Sept. Sunny
Sunny
 13° /8° 0.1 mm 4.9
16 Sept. Sunny
Sunny
 14° /5° 0 mm 5
17 Sept. Sunny
Sunny
 14° /6° 0 mm 5
18 Sept. Sunny
Sunny
 17° /10° 0 mm 6
19 Sept. Sunny
Sunny
 21° /14° 0 mm 7
20 Sept. Sunny
Sunny
 20° /9° 10 mm 6
21 Sept. Sunny
Sunny
 13° /9° 0 mm 5
22 Sept. Overcast
Overcast
 13° /9° 2.1 mm 4
23 Sept. Sunny
Sunny
 14° /7° 0 mm 5
24 Sept. Sunny
Sunny
 15° /7° 0 mm 5
25 Sept. Sunny
Sunny
 17° /10° 0 mm 6
26 Sept. Sunny
Sunny
 15° /8° 0.1 mm 5
27 Sept. Cloudy
Cloudy
 16° /7° 0.1 mm 5
28 Sept. Sunny
Sunny
 18° /10° 0.4 mm 5
29 Sept. Sunny
Sunny
 19° /11° 3.1 mm 5
30 Sept. Sunny
Sunny
 17° /12° 2.5 mm 5
Next
Important Notice
Our weather forecast for Happy Valley 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 Happy Valley forecast closer to your planned date for the most up-to-date weather information.
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Happy Valley in September - FAQ

What are the expected maximum and minimum temperatures in Happy Valley during September?
During September, expect a variety of temperatures with highs around 15° and lows near 10°, suitable for diverse activities and preferences.

How much rainfall should be expected in Happy Valley during September?
Moderate rainfall is anticipated in Happy Valley during September, with a total of 51.8 mm spread over approximately 11 days. Considering plans for rainy days is advisable.

What are the typical wind conditions in Happy Valley during September?
The average wind speed in Happy Valley during September is 24 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Happy Valley

Explore the daily rainfall trends and prepare for Happy Valleys September weather 💧
Typically, Happy Valley has 11 rainy days in September with a total of 51.8 mm of rainfall.

UV exposure in Happy Valley during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Happy Valley?

Get accurate weather forecasts for Happy Valley, located at latitude -35.083 and longitude 138.533. Stay updated with localized weather information tailored for Happy Valley.

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