Climate Insights for Galiwinku

East Arnhem, Northern Territory, Australia

Hottest
December
30°C peak
Coldest
July
22°C low
Wettest
January
495mm rain
Best to Visit
July
Mild temps & low rain

Climate Overview

The climate in Galiwinku is hot. The average annual temperature is 27°C and approximately 1665mm of precipitation falls per year. January is the wettest month, receiving around 495mm of rainfall. Galiwinku is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: December, November, April. The coldest months are July, August, June, when temperatures can drop to 22°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 29° Average: 28° Min: 27° Feb Max: 29° Average: 28° Min: 27° Mar Max: 29° Average: 28° Min: 27° Apr Max: 29° Average: 28° Min: 26° May Max: 29° Average: 27° Min: 25° Jun Max: 28° Average: 25° Min: 24° Jul Max: 27° Average: 25° Min: 22° Aug Max: 27° Average: 25° Min: 23° Sep Max: 28° Average: 26° Min: 24° Oct Max: 29° Average: 28° Min: 26° Nov Max: 30° Average: 29° Min: 28° Dec Max: 30° Average: 29° Min: 28°
Max
Average
Min

Galiwinku has relatively stable temperatures year-round, staying within a 8°C range. The warmest month is December, when average highs reach 30°C and the mean temperature sits around 29°C. July is the coolest month, with minimum temperatures around 22°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm 450mm 500mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 495mm Feb Precipitation: 361mm Mar Precipitation: 318mm Apr Precipitation: 143mm May Precipitation: 22mm Jun Precipitation: 6mm Jul Precipitation: 1mm Aug Precipitation: 1mm Sep Precipitation: 8mm Oct Precipitation: 8mm Nov Precipitation: 45mm Dec Precipitation: 257mm
Precipitation

Galiwinku is a fairly wet location, receiving approximately 1665mm of precipitation annually, which averages out to around 139mm per month. The wettest month is January, averaging 495mm of rainfall. February and March also tend to see above-average precipitation. The driest month is August, with just 1mm. That's 495mm less than January, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 26km/h Feb Wind Speed: 26km/h Mar Wind Speed: 22km/h Apr Wind Speed: 23km/h May Wind Speed: 26km/h Jun Wind Speed: 27km/h Jul Wind Speed: 26km/h Aug Wind Speed: 26km/h Sep Wind Speed: 25km/h Oct Wind Speed: 23km/h Nov Wind Speed: 21km/h Dec Wind Speed: 23km/h
Wind Speed

Galiwinku is moderately windy, with an average annual wind speed of 24km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 27km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in November, with average winds dropping to 21km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 6km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

89 days until Winter

It is currently autumn in Galiwinku, which began on March 20, 2026. Galiwinku is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in December at around 30°C, while the coldest stretch bottoms out in July near 22°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 24 to 30°C. Rainfall is relatively light, with around 61mm over the season and a monthly average of 20mm. Winds are moderate at around 23km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 27 to 30°C. Rainfall is heavy, totalling around 1113mm across the season with a monthly average of 371mm. Winds are moderate at around 25km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 25 to 29°C. Rainfall is heavy, totalling around 483mm across the season with a monthly average of 161mm. Winds are moderate at around 24km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 22 to 28°C. Precipitation is minimal, with only around 8mm for the entire season. Winds are strong, averaging 26km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 28°
Feb 28°
Mar 28°
Apr 28°
May 27°
Jun 25°
Jul 25°
Aug 25°
Sep 26°
Oct 28°
Nov 29°
Dec 29°

The best time to visit Galiwinku is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 1mm per month. By contrast, December can be uncomfortably hot with temperatures reaching 30°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Galiwinku based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
27 °C
29 °C
26 km/h
495 mm
0 cm
Feb
27 °C
29 °C
26 km/h
361 mm
0 cm
Mar Current
27 °C
29 °C
22 km/h
318 mm
0 cm
Apr
26 °C
29 °C
23 km/h
143 mm
0 cm
May
25 °C
29 °C
26 km/h
22 mm
0 cm
Jun
24 °C
28 °C
27 km/h
6 mm
0 cm
Jul
22 °C
27 °C
26 km/h
1 mm
0 cm
Aug
23 °C
27 °C
26 km/h
1 mm
0 cm
Sep
24 °C
28 °C
25 km/h
8 mm
0 cm
Oct
26 °C
29 °C
23 km/h
8 mm
0 cm
Nov
28 °C
30 °C
21 km/h
45 mm
0 cm
Dec
28 °C
30 °C
23 km/h
257 mm
0 cm
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Metric (°C, km/h)