Long Term, 30 days Weather Forecast for Boulder, Western Australia, Australia

Currently in Boulder: +20°C

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Long weather forecast summary for Boulder

Speaking about monthly weather forecast for Boulder we would like to say the weather most likely can be described like "Occasional cloudy weather". The temperature in period of 30 days is expected as hight as the maximum around +40°C, Afternoon, 16th December. At the same period, the minimum is expected around +15°C and will be reach Overnight, 27th December.

Monthly Forecast for Boulder

Early December, from 7 December, 2025 to Sun, 14 December 2025

08.12.2025, Tue

Overnight	-	-	-
Morning	-	-	-
Afternoon	-	-	-
Evening	+35°C		Mainly Cloudy
09.12.2025, Wen
Wind: 12-13 m/s, E,S-E, Pressure: 1016-1008 hPa, Humidity: 26-28%
Overnight	+16°C		Thunderstorm
Morning	+22°C		Mainly Cloudy
Afternoon	+35°C		Light Cloud
Evening	+30°C		Thunderstorm
10.12.2025, Thu

Overnight	-	-	-
Morning	-	-	-
Afternoon	-	-	-
Evening	+37°C		Clear Sky
11.12.2025, Fri
Wind: 13-14 m/s, E,S-E, Pressure: 1009-1001 hPa, Humidity: 20-22%
Overnight	+21°C		Occasional Showers
Morning	+22°C		Rain
Afternoon	+35°C		Mainly Cloudy
Evening	+34°C		Occasional Showers
12.12.2025, Sat

Overnight	-	-	-
Morning	-	-	-
Afternoon	-	-	-
Evening	+32°C		Clear Sky
13.12.2025, Sun

Overnight	-	-	-
Morning	-	-	-
Afternoon	-	-	-
Evening	+33°C		Clear Sky
14.12.2025, Mon
Wind: 9-10 m/s, E, Pressure: 1020-1012 hPa, Humidity: 15-17%
Overnight	+17°C		Cloud
Morning	+27°C		Light Cloud
Afternoon	+33°C		Light Cloud
Evening	+31°C		Cloud

Early December, Early December, from 7 December, 2025 to Sun, 14 December, 2025

15.12.2025, Tue
Wind: 9-10 m/s, E, Pressure: 1017-1009 hPa, Humidity: 15-17%
Overnight	+20°C	Light Cloud
Morning	+29°C	Mainly Cloudy
Afternoon	+36°C	Clear Sky
Evening	+33°C	Clear Sky
16.12.2025, Wen
Wind: 10-11 m/s, S, Pressure: 1011-1003 hPa, Humidity: 14-16%
Overnight	+24°C	Cloud
Morning	+29°C	Light Cloud
Afternoon	+38°C	Light Cloud
Evening	+32°C	Cloud
17.12.2025, Thu
Wind: 10-11 m/s, S, Pressure: 1015-1007 hPa, Humidity: 26-28%
Overnight	+20°C	Mainly Cloudy
Morning	+27°C	Light Cloud
Afternoon	+38°C	Cloud
Evening	+33°C	Cloud
18.12.2025, Fri
Wind: 14-15 m/s, S, Pressure: 1015-1007 hPa, Humidity: 21-23%
Overnight	+19°C	Mainly Cloudy
Morning	+22°C	Clear Sky
Afternoon	+33°C	Cloud
Evening	+31°C	Mainly Cloudy
19.12.2025, Sat
Wind: 8-9 m/s, S, Pressure: 1013-1005 hPa, Humidity: 20-22%
Overnight	+18°C	Mainly Cloudy
Morning	+27°C	Light Cloud
Afternoon	+32°C	Cloud
Evening	+32°C	Cloud
20.12.2025, Sun
Wind: 10-11 m/s, W, Pressure: 1008-1000 hPa, Humidity: 33-35%
Overnight	+26°C	Cloud
Morning	+27°C	Cloud
Afternoon	+34°C	Light Cloud
Evening	+33°C	Light Cloud
21.12.2025, Sun
Wind: 10-11 m/s, E, Pressure: 1020-1012 hPa, Humidity: 36-38%
Overnight	+20°C	Occasional Showers
Morning	+28°C	Light Cloud
Afternoon	+35°C	Mainly Cloudy
Evening	+28°C	Cloud

Early December, from 7 December, 2025 to Sun, 14 December, 2025

22.12.2025, Mon
Wind: 10-11 m/s, E, Pressure: 1021-1013 hPa, Humidity: 19-21%
Overnight	+21°C	Occasional Showers
Morning	+25°C	Light Cloud
Afternoon	+32°C	Mainly Cloudy
Evening	+29°C	Cloud
23.12.2025, Tue
Wind: 9-10 m/s, E, Pressure: 1019-1011 hPa, Humidity: 17-19%
Overnight	+20°C	Clear Sky
Morning	+29°C	Clear Sky
Afternoon	+34°C	Clear Sky
Evening	+30°C	Clear Sky
24.12.2025, Wen
Wind: 19-20 m/s, W,N-W, Pressure: 1009-1001 hPa, Humidity: 12-14%
Overnight	+21°C	Occasional Showers
Morning	+25°C	Occasional Showers
Afternoon	+35°C	Occasional Showers
Evening	+31°C	Occasional Showers
25.12.2025, Thu
Wind: 10-11 m/s, W, Pressure: 1015-1007 hPa, Humidity: 41-43%
Overnight	+17°C	Cloud
Morning	+18°C	Light Cloud
Afternoon	+32°C	Light Cloud
Evening	+23°C	Cloud
26.12.2025, Fri
Wind: 9-10 m/s, S, Pressure: 1021-1013 hPa, Humidity: 26-28%
Overnight	+14°C	Mainly Cloudy
Morning	+17°C	Light Cloud
Afternoon	+25°C	Cloud
Evening	+20°C	Cloud
27.12.2025, Sat
Wind: 10-11 m/s, S-E, Pressure: 1023-1015 hPa, Humidity: 29-31%
Overnight	+13°C	Cloud
Morning	+20°C	Light Cloud
Afternoon	+28°C	Light Cloud
Evening	+21°C	Cloud
28.12.2025, Sun
Wind: 8-9 m/s, S-E, Pressure: 1021-1013 hPa, Humidity: 25-27%
Overnight	+16°C	Mainly Cloudy
Morning	+26°C	Light Cloud
Afternoon	+31°C	Cloud
Evening	+26°C	Cloud

Early December, from 7 December, 2025 to Sun, 14 December, 2025

29.12.2025, Mon
Wind: 8-9 m/s, E, Pressure: 1019-1011 hPa, Humidity: 18-20%
Overnight	+20°C	Mainly Cloudy
Morning	+30°C	Light Cloud
Afternoon	+35°C	Cloud
Evening	+31°C	Cloud
30.12.2025, Tue
Wind: 13-14 m/s, S,S-W, Pressure: 1019-1011 hPa, Humidity: 22-24%
Overnight	+22°C	Mainly Cloudy
Morning	+24°C	Clear Sky
Afternoon	+34°C	Cloud
Evening	+32°C	Mainly Cloudy
31.12.2025, Wen
Wind: 11-12 m/s, E, Pressure: 1020-1012 hPa, Humidity: 24-26%
Overnight	+18°C	Light Cloud
Morning	+26°C	Mainly Cloudy
Afternoon	+36°C	Clear Sky
Evening	+31°C	Clear Sky
01.01.2026, Thu
Wind: 11-12 m/s, E, Pressure: 1019-1011 hPa, Humidity: 15-17%
Overnight	+20°C	Mainly Cloudy
Morning	+27°C	Clear Sky
Afternoon	+37°C	Cloud
Evening	+35°C	Mainly Cloudy
02.01.2026, Fri
Wind: 10-11 m/s, E, Pressure: 1017-1009 hPa, Humidity: 16-18%
Overnight	+27°C	Mainly Cloudy
Morning	+31°C	Clear Sky
Afternoon	+37°C	Cloud
Evening	+34°C	Mainly Cloudy
03.01.2026, Sat
Wind: 12-13 m/s, S,S-E, Pressure: 1011-1003 hPa, Humidity: 19-21%
Overnight	+21°C	Clear Sky
Morning	+28°C	Clear Sky
Afternoon	+38°C	Occasional Showers
Evening	+36°C	Clear Sky
04.01.2026, Sun
Wind: 11-12 m/s, E,S-E, Pressure: 1016-1008 hPa, Humidity: 47-49%
Overnight	+18°C	Mainly Cloudy
Morning	+21°C	Clear Sky
Afternoon	+29°C	Cloud
Evening	+24°C	Mainly Cloudy
05.01.2026, Mon
Wind: 11-12 m/s, E, Pressure: 1020-1012 hPa, Humidity: 55-57%
Overnight	+17°C	Cloud
Morning	+20°C	Light Cloud
Afternoon	+27°C	Mainly Cloudy
Evening	+21°C	Cloud