Sun Valley Weather Forecast

Today 8 Sep
- 18
- 27
Mostly clear
Wed 9 Sep
- 16
- 26
Mostly sunny
Thu 10 Sep
- 16
- 26
Shower or two
Fri 11 Sep
- 15
- 24
Partly cloudy
Sat 12 Sep
- 14
- 25
Partly cloudy
Sun 13 Sep
- 14
- 25
Partly cloudy
Mon 14 Sep
- 15
- 26
Mostly sunny

Today 8 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Wed 9 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Thu 10 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Fri 11 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sat 12 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Sun 13 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Mon 14 Sep
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm

Today 8 Sep Gladstone

Mostly clear. Slight chance of a shower. Winds easterly 15 to 25 km/h becoming light in the late evening.

Sun Valley Temperature Statistics View More

September Temperature

Gladstone Radar (2km)

Lowest 6 June, 2026
11.7 °C
Average 2026
22.4 °C
Highest 12 February, 2026
36.2 °C
Lowest 12 August, 2026
12.8 °C
Average August
19.4 °C
Highest 28 August, 2026
28.8 °C
Lowest 1 September, 2026
16 °C
Average September
21 °C
Highest 4 September, 2026
29.5 °C

Climate (2021–2026)

Gladstone Radar (2km)

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Average Low 2021–2026
19.2 °C
Average 2021–2026
22.9 °C
Average High 2021–2026
28.6 °C

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