Aliso Viejo Weather Year-Round — Best Time to Visit
Aliso Viejo, United States has mild weather year-round. The best time to visit is August (score: 96/100). Annual average high: 21.9°C, total rainfall: 322mm.
When is the best time to visit Aliso Viejo?
96
August is the best month to visit Aliso Viejo with a travel score of 96/100 (Excellent).
Expect highs of 27.5°C, 0 rain days, and 12.7 hours of daily sunshine.
View August weather details →Travel Score by Month
78
Jan
78
Feb
80
Mar
86
Apr
89
May
94
Jun
96
Jul
96
Aug
95
Sep
94
Oct
88
Nov
79
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Aliso Viejo each month?
21.9°C
Avg High
13°C
Avg Low
322mm
Annual Rain
How much rain does Aliso Viejo get?
Aliso Viejo receives 322mm of rain annually. The wettest month is typically February with 77mm, while July is the driest.
What is the weather like each month in Aliso Viejo?
January
78
18°C
Low: 9°C
5 rain days
Good
February
78
18°C
Low: 9°C
6 rain days
Good
March
80
19°C
Low: 10°C
6 rain days
Good
April
86
20°C
Low: 11°C
3 rain days
Excellent
May
89
21°C
Low: 13°C
2 rain days
Excellent
June
94
24°C
Low: 15°C
1 rain days
Excellent
July
96
26°C
Low: 18°C
0 rain days
Excellent
August
Best time to visit96
28°C
Low: 18°C
0 rain days
Excellent
September
95
27°C
Low: 18°C
1 rain days
Excellent
October
94
24°C
Low: 15°C
2 rain days
Excellent
November
88
21°C
Low: 12°C
3 rain days
Excellent
December
79
18°C
Low: 9°C
5 rain days
Good
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Data based on 1994–2024 averages · Last updated: 2024-12-31