Aliso Viejo weather in June
In June, Aliso Viejo sees average daytime highs of 69°F and overnight lows near 61°F, with 0.1 in of rain across 0.4 wet days and about 14.2 hours of daylight. It is the 5th-warmest and 10th-wettest month of the year here.
Highs climb over the month, from about 67°F in the first days to 71°F by the end. The sky is clear or mostly clear about 76% of the time in June, and the air most often feels comfortable.
Daylight stretches from about 14 h 06 min at the start of June to 14 h 12 min by month's end. Set against the rest of the year, June is Aliso Viejo's 4th-clearest and 7th-windiest month. For the whole year in context, see Aliso Viejo's year-round climate.
- Daytime high
- 69°
- 5th warmest
- Overnight low
- 61°
- 8th coldest
- Rainfall
- 0.1 in
- 0.4 wet days
- Daylight
- 14 h 12 min
- 4:45 AM – 6:58 PM
- Cloud cover
- 24%
- 4th clearest
- Wind
- 5 mph
- 7th windiest
- Solar energy
- 7.72 kWh/m²
- Travel score
- 8.5
- out of 10
Aliso Viejo is city in Orange County, California, United States.
- Density
- 2,801/km²
- people per km²
- Founded
- 2001
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in June
Highs climb over the month, from about 67°F in the first days to 71°F by the end.
A typical June day in Aliso Viejo reaches about 69°F in the afternoon and slips back to 61°F overnight — a 8°F spread between the day's warmth and the night's chill. On most days the high lands between 65°F and 74°F. Set against its neighbours, June runs about 3°F warmer than May and about 4°F cooler than July.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 67 | 67 | 67 | 67 | 67 | 67 | 68 | 68 | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 69 | 69 | 69 | 70 | 70 | 70 | 70 | 70 | 71 | 71 | 71 | 71 | 71 | 71 | 71 |
| Avg low (°F) | 59 | 59 | 59 | 59 | 59 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 60 | 61 | 61 | 61 | 61 | 61 | 61 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 63 | 63 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 67 | 59 |
| 2 | 67 | 59 |
| 3 | 67 | 59 |
| 4 | 67 | 59 |
| 5 | 67 | 59 |
| 6 | 67 | 60 |
| 7 | 68 | 60 |
| 8 | 68 | 60 |
| 9 | 68 | 60 |
| 10 | 68 | 60 |
| 11 | 68 | 60 |
| 12 | 68 | 60 |
| 13 | 69 | 60 |
| 14 | 69 | 60 |
| 15 | 69 | 61 |
| 16 | 69 | 61 |
| 17 | 69 | 61 |
| 18 | 69 | 61 |
| 19 | 70 | 61 |
| 20 | 70 | 61 |
| 21 | 70 | 62 |
| 22 | 70 | 62 |
| 23 | 70 | 62 |
| 24 | 71 | 62 |
| 25 | 71 | 62 |
| 26 | 71 | 62 |
| 27 | 71 | 62 |
| 28 | 71 | 62 |
| 29 | 71 | 63 |
| 30 | 71 | 63 |
Aliso Viejo weather by month
How June compares with the rest of the year at a glance. June is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 62° / 51° | 2.6 | 5.5 | 10 | 6.2 |
| Feb | 62° / 52° | 3.1 | 6.3 | 10.8 | 5.9 |
| Mar | 63° / 53° | 1.8 | 5.7 | 11.7 | 6.3 |
| Apr | 64° / 55° | 0.8 | 2.9 | 12.8 | 7.2 |
| May | 66° / 58° | 0.3 | 1.7 | 13.7 | 7.7 |
| Jun | 69° / 61° | 0.1 | 0.4 | 14.2 | 8.5 |
| Jul | 73° / 64° | 0.1 | 0.4 | 14 | 9.2 |
| Aug | 75° / 66° | 0.0 | 0.2 | 13.2 | 9.6 |
| Sep | 74° / 65° | 0.1 | 0.6 | 12.2 | 9.3 |
| Oct | 71° / 61° | 0.6 | 2 | 11.2 | 8.5 |
| Nov | 67° / 56° | 0.8 | 2.8 | 10.3 | 7.7 |
| Dec | 62° / 51° | 1.9 | 4.8 | 9.8 | 6.4 |
Cloud cover in June
The sky is clear or mostly clear about 76% of the time in June.
Beyond those clear spells, partly cloudy skies cover about 10% of June, with mostly cloudy or overcast conditions the remaining 13%. Skies tend to open up as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 81 | 82 | 82 | 82 | 82 | 82 | 84 | 84 | 84 | 84 | 84 | 85 | 86 | 86 | 87 | 87 | 88 | 88 | 89 | 89 | 89 | 89 | 90 | 90 | 91 | 91 | 91 | 91 | 91 | 91 |
| Cloudier (%) | 19 | 18 | 18 | 18 | 18 | 18 | 16 | 16 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 81 | 19 |
| 2 | 82 | 18 |
| 3 | 82 | 18 |
| 4 | 82 | 18 |
| 5 | 82 | 18 |
| 6 | 82 | 18 |
| 7 | 84 | 16 |
| 8 | 84 | 16 |
| 9 | 84 | 16 |
| 10 | 84 | 16 |
| 11 | 84 | 16 |
| 12 | 85 | 15 |
| 13 | 86 | 14 |
| 14 | 86 | 14 |
| 15 | 87 | 13 |
| 16 | 87 | 13 |
| 17 | 88 | 12 |
| 18 | 88 | 12 |
| 19 | 89 | 11 |
| 20 | 89 | 11 |
| 21 | 89 | 11 |
| 22 | 89 | 11 |
| 23 | 90 | 10 |
| 24 | 90 | 10 |
| 25 | 91 | 9 |
| 26 | 91 | 9 |
| 27 | 91 | 9 |
| 28 | 91 | 9 |
| 29 | 91 | 9 |
| 30 | 91 | 9 |
Chance of precipitation in June
Aliso Viejo gets around 0.1 in of rain over 0.4 wet days in June. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
| Rain chance (%) | |
|---|---|
| 1 | 2 |
| 2 | 2 |
| 3 | 2 |
| 4 | 2 |
| 5 | 2 |
| 6 | 2 |
| 7 | 2 |
| 8 | 2 |
| 9 | 2 |
| 10 | 2 |
| 11 | 2 |
| 12 | 2 |
| 13 | 1 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 1 |
| 18 | 1 |
| 19 | 1 |
| 20 | 1 |
| 21 | 0 |
| 22 | 0 |
| 23 | 0 |
| 24 | 0 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 1 |
| 30 | 1 |
Humidity in June
Most of June feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, June lands in the comfortable band about 63% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 40 | 38 | 36 | 34 | 32 | 30 | 29 | 27 | 25 | 24 | 22 | 21 | 20 | 18 | 17 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 10 | 9 | 8 | 7 | 7 | 6 | 5 | 5 |
| Comfortable (%) | 54 | 56 | 58 | 59 | 61 | 63 | 63 | 65 | 66 | 67 | 68 | 68 | 68 | 69 | 69 | 68 | 68 | 68 | 67 | 67 | 65 | 65 | 63 | 62 | 62 | 62 | 59 | 59 | 59 | 56 |
| Humid (%) | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 9 | 9 | 10 | 11 | 12 | 13 | 14 | 16 | 17 | 18 | 20 | 21 | 23 | 24 | 26 | 28 | 29 | 30 | 32 | 33 | 34 | 36 |
| Muggy (%) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 3 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 40 | 54 | 6 | 0 |
| 2 | 38 | 56 | 6 | 0 |
| 3 | 36 | 58 | 6 | 0 |
| 4 | 34 | 59 | 7 | 0 |
| 5 | 32 | 61 | 7 | 0 |
| 6 | 30 | 63 | 7 | 0 |
| 7 | 29 | 63 | 8 | 0 |
| 8 | 27 | 65 | 8 | 0 |
| 9 | 25 | 66 | 9 | 0 |
| 10 | 24 | 67 | 9 | 0 |
| 11 | 22 | 68 | 10 | 0 |
| 12 | 21 | 68 | 11 | 0 |
| 13 | 20 | 68 | 12 | 0 |
| 14 | 18 | 69 | 13 | 0 |
| 15 | 17 | 69 | 14 | 0 |
| 16 | 16 | 68 | 16 | 0 |
| 17 | 15 | 68 | 17 | 0 |
| 18 | 14 | 68 | 18 | 0 |
| 19 | 13 | 67 | 20 | 0 |
| 20 | 12 | 67 | 21 | 0 |
| 21 | 11 | 65 | 23 | 1 |
| 22 | 10 | 65 | 24 | 1 |
| 23 | 10 | 63 | 26 | 1 |
| 24 | 9 | 62 | 28 | 1 |
| 25 | 8 | 62 | 29 | 1 |
| 26 | 7 | 62 | 30 | 1 |
| 27 | 7 | 59 | 32 | 2 |
| 28 | 6 | 59 | 33 | 2 |
| 29 | 5 | 59 | 34 | 2 |
| 30 | 5 | 56 | 36 | 3 |
Wind in June
Winds average 5 mph in June.
Across June, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 5 | calm |
| 2 | 5 | calm |
| 3 | 5 | calm |
| 4 | 5 | calm |
| 5 | 5 | calm |
| 6 | 5 | calm |
| 7 | 5 | calm |
| 8 | 5 | calm |
| 9 | 5 | calm |
| 10 | 5 | calm |
| 11 | 5 | calm |
| 12 | 5 | calm |
| 13 | 5 | calm |
| 14 | 5 | calm |
| 15 | 5 | calm |
| 16 | 5 | calm |
| 17 | 5 | calm |
| 18 | 5 | calm |
| 19 | 5 | calm |
| 20 | 5 | calm |
| 21 | 5 | calm |
| 22 | 5 | calm |
| 23 | 5 | calm |
| 24 | 5 | calm |
| 25 | 5 | calm |
| 26 | 5 | calm |
| 27 | 5 | calm |
| 28 | 5 | calm |
| 29 | 5 | calm |
| 30 | 5 | calm |
Sunrise & sunset in June
Daylight runs from about 14 h 06 min at the start of June to 14 h 12 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 6 minutes over June. Sunrise moves from 4:47 AM to 4:48 AM, and sunset from 6:50 PM to 7:00 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14.1 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 |
| Sunrise (AM) | 4:47 | 4:46 | 4:46 | 4:46 | 4:46 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:45 | 4:46 | 4:46 | 4:46 | 4:46 | 4:47 | 4:47 | 4:47 | 4:47 | 4:48 |
| Sunset (PM) | 6:50 | 6:51 | 6:51 | 6:52 | 6:52 | 6:53 | 6:54 | 6:54 | 6:55 | 6:55 | 6:56 | 6:56 | 6:56 | 6:57 | 6:57 | 6:58 | 6:58 | 6:58 | 6:59 | 6:59 | 6:59 | 6:59 | 6:59 | 7:00 | 7:00 | 7:00 | 7:00 | 7:00 | 7:00 | 7:00 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 14.1 | 4:47 | 6:50 |
| 2 | 14.1 | 4:46 | 6:51 |
| 3 | 14.1 | 4:46 | 6:51 |
| 4 | 14.1 | 4:46 | 6:52 |
| 5 | 14.1 | 4:46 | 6:52 |
| 6 | 14.1 | 4:45 | 6:53 |
| 7 | 14.1 | 4:45 | 6:54 |
| 8 | 14.2 | 4:45 | 6:54 |
| 9 | 14.2 | 4:45 | 6:55 |
| 10 | 14.2 | 4:45 | 6:55 |
| 11 | 14.2 | 4:45 | 6:56 |
| 12 | 14.2 | 4:45 | 6:56 |
| 13 | 14.2 | 4:45 | 6:56 |
| 14 | 14.2 | 4:45 | 6:57 |
| 15 | 14.2 | 4:45 | 6:57 |
| 16 | 14.2 | 4:45 | 6:58 |
| 17 | 14.2 | 4:45 | 6:58 |
| 18 | 14.2 | 4:45 | 6:58 |
| 19 | 14.2 | 4:45 | 6:59 |
| 20 | 14.2 | 4:45 | 6:59 |
| 21 | 14.2 | 4:45 | 6:59 |
| 22 | 14.2 | 4:46 | 6:59 |
| 23 | 14.2 | 4:46 | 6:59 |
| 24 | 14.2 | 4:46 | 7:00 |
| 25 | 14.2 | 4:46 | 7:00 |
| 26 | 14.2 | 4:47 | 7:00 |
| 27 | 14.2 | 4:47 | 7:00 |
| 28 | 14.2 | 4:47 | 7:00 |
| 29 | 14.2 | 4:47 | 7:00 |
| 30 | 14.2 | 4:48 | 7:00 |
Solar energy in June
Average shortwave solar energy reaching the ground each day in June, about 7.72 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 3 kWh/m² to a high of 7.72 kWh/m² in June across the year — June's 7.72 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 7.4 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.6 | 7.6 | 7.6 | 7.6 | 7.6 | 7.7 | 7.7 | 7.7 | 7.7 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.9 | 7.9 | 7.9 | 7.9 | 7.9 | 7.9 | 7.9 | 7.9 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 7.4 | Intense |
| 2 | 7.5 | Intense |
| 3 | 7.5 | Intense |
| 4 | 7.5 | Intense |
| 5 | 7.5 | Intense |
| 6 | 7.5 | Intense |
| 7 | 7.5 | Intense |
| 8 | 7.6 | Intense |
| 9 | 7.6 | Intense |
| 10 | 7.6 | Intense |
| 11 | 7.6 | Intense |
| 12 | 7.6 | Intense |
| 13 | 7.7 | Intense |
| 14 | 7.7 | Intense |
| 15 | 7.7 | Intense |
| 16 | 7.7 | Intense |
| 17 | 7.8 | Intense |
| 18 | 7.8 | Intense |
| 19 | 7.8 | Intense |
| 20 | 7.8 | Intense |
| 21 | 7.8 | Intense |
| 22 | 7.8 | Intense |
| 23 | 7.9 | Intense |
| 24 | 7.9 | Intense |
| 25 | 7.9 | Intense |
| 26 | 7.9 | Intense |
| 27 | 7.9 | Intense |
| 28 | 7.9 | Intense |
| 29 | 7.9 | Intense |
| 30 | 7.9 | Intense |
Is June a good time to visit Aliso Viejo?
Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
June is one of the better times to visit Aliso Viejo for general sightseeing.
What to pack for Aliso Viejo in June
From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In June, Aliso Viejo sees daytime highs around 69°F and nights near 61°F. Pack sun protection.
Sea temperature near Aliso Viejo in June
The nearest coast averages about 65°F in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 9 mi away) is warmest in August at about 69°F and coldest in February near 59°F.
It's comfortable for a long swim from Jul 13 to Sep 28 — about 2.6 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 59 | 59 | 59 | 60 | 63 | 65 | 68 | 69 | 69 | 67 | 64 | 60 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 59 | Cool |
| Feb | 59 | Cool |
| Mar | 59 | Cool |
| Apr | 60 | Cool |
| May | 63 | Cool |
| Jun | 65 | Cool |
| Jul | 68 | Refreshing |
| Aug | 69 | Refreshing |
| Sep | 69 | Refreshing |
| Oct | 67 | Cool |
| Nov | 64 | Cool |
| Dec | 60 | Cool |
UV index in Aliso Viejo in June
Clear-sky midday UV in June peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Aliso Viejo peaks around June 23 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 5 | 5 | 8 | 8 | 11 | 10 | 10 | 8 | 6 | 3 | 3 |
| Level | Moderate | Moderate | Moderate | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | Moderate |
| Mar | 5 | Moderate |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 10 | Extreme |
| Aug | 10 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 3 | Moderate |
| Dec | 3 | Moderate |
Air quality in Aliso Viejo in June
Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.
Air quality in Aliso Viejo is worst in September — around 49 µg/m³ PM2.5 (poor), about 4.0× the cleanest month (May, 12 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 18 | 19 | 19 | 17 | 12 | 17 | 19 | 32 | 49 | 21 | 21 | 18 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Poor | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 19 | Moderate |
| Mar | 19 | Moderate |
| Apr | 17 | Moderate |
| May | 12 | Moderate |
| Jun | 17 | Moderate |
| Jul | 19 | Moderate |
| Aug | 32 | Moderate |
| Sep | 49 | Poor |
| Oct | 21 | Moderate |
| Nov | 21 | Moderate |
| Dec | 18 | Moderate |
Where is Aliso Viejo?
Aliso Viejo sits at 33.6°N, 117.7°W, 469 ft above sea level, in United States. The nearest listed city is Laguna Woods, 3.1 mi away.
Topography around Aliso Viejo
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Aliso Viejo.
Within 2 miles, the terrain around Aliso Viejo has significant variations in elevation — a maximum elevation change of 935 ft around an average of 400 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,663 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 9,967 ft.
The land around Aliso Viejo is covered by artificial surfaces (44%) and trees (35%) within 2 miles, artificial surfaces (31%), water (26%) and trees (21%) within 10 miles, and water (36%) and artificial surfaces (26%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Aliso Viejo (33.565°, -117.7271°, elevation 469 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).