Narellan Weather Forecast

Today 18 May
- 12
- 22
Rain
Tue 19 May
- 14
- 18
Rain
Wed 20 May
- 10
- 20
Sunny
Thu 21 May
- 8
- 20
Possible late shower
Fri 22 May
- 11
- 19
Shower or two
Sat 23 May
- 11
- 21
Shower or two
Sun 24 May
- 10
- 22
Partly cloudy

Today 18 May
1. 1 am
2. 4 am
3. 7 am
4. 10 am
5. 1 pm
6. 4 pm
7. 7 pm
8. 10 pm
Tue 19 May
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 20 May
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 21 May
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 22 May
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 23 May
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 24 May
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 18 May Sydney

Cloudy. Very high chance of rain. Light winds.

Narellan Temperature Statistics View More

May Temperature

Campbelltown (Mount Annan) (4km)

Lowest 12 April, 2026
5.3 °C
Average 2026
19.9 °C
Highest 10 January, 2026
41.9 °C
Lowest 12 April, 2026
5.3 °C
Average April
16.8 °C
Highest 9 April, 2026
30.8 °C
Lowest 8 May, 2026
5.3 °C
Average May
15.2 °C
Highest 3 May, 2026
25.5 °C

Climate (2021–Present)

Campbelltown (Mount Annan) (4km)

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Average Low 2021–2026
11 °C
Average 2021–2026
16.6 °C
Average High 2021–2026
24 °C

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