UTC Offset
UTC+09:30
Mannum, Australia Snapshot 2026
Where is Mannum?
Mannum, Australia
- Continent
- Oceania
- Country
- Australia
- City
- Mannum
- Population
- 2.7K
- Coordinates
- -34.92°, 139.30°
Mannum is a city in Australia with a population of approximately 2.7K. Average temperatures range from 7°C (45°F) in July to 30°C (86°F) in January. The best time to visit is January, February, March, April, December.
Time in Mannum right now
Open full time & time zone page 00:22 22
Saturday, May 9, 2026
IANA time zone
Australia/Adelaide
Daylight saving
Standard time
ACST / GMT+10:30
Next DST change
October 4
forward +1h
Live weather in Mannum
Daylight in Mannum today
View full sunrise & sunset page Sunrise
Sunset
Day length
10h 29m
Climate normals for Mannum
Long-term monthly averages based on historical data.
January best
Excellent 
February best
Excellent March best
Excellent April best
Excellent May
Good June
Fair July
Fair August
Fair September
Good October
Good November
Good December best
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 30°C / 17°C | 30°C / 16°C | 4days (26 mm) Good | 12h Excellent | 56% Moderate | 8.8 Very High | Excellent | View Details |
| February best | 28°C / 16°C | 28°C / 15°C | 2days (13 mm) Excellent | 11.4h Excellent | 57% Moderate | 8.4 Very High | Excellent | View Details |
| March best | 27°C / 15°C | 26°C / 14°C | 3days (12 mm) Excellent | 10.6h Excellent | 61% Muggy | 7.1 Very High | Excellent | View Details |
| April best | 23°C / 13°C | 21°C / 11°C | 3days (17 mm) Excellent | 8.9h Good | 65% Muggy | 5.1 High | Excellent | View Details |
| May | 18°C / 10°C | 15°C / 7°C | 5days (24 mm) Good | 8h Good | 72% Muggy | 3.6 Moderate | Good | View Details |
| June | 15°C / 8°C | 12°C / 5°C | 7days (28 mm) Good | 7.3h Good | 78% Humid | 2.9 Moderate | Fair | View Details |
| July | 15°C / 7°C | 12°C / 4°C | 7days (33 mm) Good | 7.7h Good | 76% Humid | 3.2 Moderate | Fair | View Details |
| August | 16°C / 8°C | 13°C / 5°C | 9days (37 mm) Wet | 8.5h Good | 73% Muggy | 4.3 Moderate | Fair | View Details |
| September | 19°C / 9°C | 16°C / 6°C | 7days (34 mm) Good | 9.7h Good | 67% Muggy | 5.8 High | Good | View Details |
| October | 22°C / 11°C | 20°C / 9°C | 6days (35 mm) Good | 10.5h Excellent | 62% Muggy | 7.2 Very High | Good | View Details |
| November | 24°C / 13°C | 23°C / 11°C | 6days (35 mm) Good | 11.4h Excellent | 59% Moderate | 8.1 Very High | Good | View Details |
| December best | 28°C / 15°C | 27°C / 13°C | 3days (20 mm) Excellent | 12.1h Excellent | 55% Moderate | 8.8 Very High | Excellent | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: 30°C / 17°C . Feb: 28°C / 16°C . Mar: 27°C / 15°C . Apr: 23°C / 13°C . May: 18°C / 10°C . Jun: 15°C / 8°C . Jul: 15°C / 7°C . Aug: 16°C / 8°C . Sep: 19°C / 9°C . Oct: 22°C / 11°C . Nov: 24°C / 13°C . Dec: 28°C / 15°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 26 mm. Feb: 13 mm. Mar: 12 mm. Apr: 17 mm. May: 24 mm. Jun: 28 mm. Jul: 33 mm. Aug: 37 mm. Sep: 34 mm. Oct: 35 mm. Nov: 35 mm. Dec: 20 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 56%. Feb: 57%. Mar: 61%. Apr: 65%. May: 72%. Jun: 78%. Jul: 76%. Aug: 73%. Sep: 67%. Oct: 62%. Nov: 59%. Dec: 55%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 21 km/h . Feb: 20 km/h . Mar: 18 km/h . Apr: 17 km/h . May: 18 km/h . Jun: 18 km/h . Jul: 21 km/h . Aug: 21 km/h . Sep: 22 km/h . Oct: 22 km/h . Nov: 21 km/h . Dec: 22 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 9. Feb: UV 8. Mar: UV 7. Apr: UV 5. May: UV 4. Jun: UV 3. Jul: UV 3. Aug: UV 4. Sep: UV 6. Oct: UV 7. Nov: UV 8. Dec: UV 9.
Frequently Asked Questions
Mannum has a population of approximately 2.7K.
The best months to visit Mannum are January, February, March, April, December, when temperatures are pleasant and rainfall is lower.
Mannum receives approximately 314mm of rainfall annually across 62 rainy days.
Mannum is located in Australia, in the Oceania region.