Casa de Oro-Mount Helix weather in November
In November, Casa de Oro-Mount Helix sees average daytime highs of 70°F and overnight lows near 53°F, with 0.9 in of rain across 3.3 wet days and about 10.3 hours of daylight. It is the 7th-warmest and 5th-wettest month of the year here.
Highs ease over the month, from about 72°F in the first days to 67°F by the end. The sky is clear or mostly clear about 60% of the time in November, and the air most often feels dry.
Daylight stretches from about 10 h 42 min at the start of November to 10 hours by month's end. Set against the rest of the year, November is Casa de Oro-Mount Helix's 6th-clearest and 8th-windiest month. For the whole year in context, see Casa de Oro-Mount Helix's year-round climate.
- Daytime high
- 70°
- 7th warmest
- Overnight low
- 53°
- 5th coldest
- Rainfall
- 0.9 in
- 3.3 wet days
- Daylight
- 10 h 18 min
- 6:25 AM – 4:42 PM
- Cloud cover
- 35%
- 6th clearest
- Wind
- 5 mph
- 8th windiest
- Solar energy
- 3.72 kWh/m²
- Travel score
- 7.9
- out of 10
Casa de Oro-Mount Helix is census designated place in San Diego County, California, United States.
- Density
- 1,058/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in November
Highs ease over the month, from about 72°F in the first days to 67°F by the end.
A typical November day in Casa de Oro-Mount Helix reaches about 70°F in the afternoon and slips back to 53°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 61°F and 79°F. Set against its neighbours, November runs about 6°F cooler than October and about 6°F warmer than December.
| 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) | 72 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 70 | 70 | 69 | 69 | 69 | 69 | 69 | 68 | 68 | 68 | 67 | 67 | 67 | 67 | 66 |
| Avg low (°F) | 56 | 56 | 55 | 55 | 55 | 55 | 55 | 54 | 54 | 54 | 54 | 53 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 52 | 52 | 51 | 51 | 51 | 51 | 51 | 50 | 50 | 50 | 50 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 72 | 56 |
| 2 | 72 | 56 |
| 3 | 72 | 55 |
| 4 | 72 | 55 |
| 5 | 72 | 55 |
| 6 | 71 | 55 |
| 7 | 71 | 55 |
| 8 | 71 | 54 |
| 9 | 71 | 54 |
| 10 | 71 | 54 |
| 11 | 71 | 54 |
| 12 | 70 | 53 |
| 13 | 70 | 53 |
| 14 | 70 | 53 |
| 15 | 70 | 53 |
| 16 | 70 | 53 |
| 17 | 70 | 52 |
| 18 | 69 | 52 |
| 19 | 69 | 52 |
| 20 | 69 | 52 |
| 21 | 69 | 52 |
| 22 | 69 | 51 |
| 23 | 68 | 51 |
| 24 | 68 | 51 |
| 25 | 68 | 51 |
| 26 | 67 | 51 |
| 27 | 67 | 50 |
| 28 | 67 | 50 |
| 29 | 67 | 50 |
| 30 | 66 | 50 |
Casa de Oro-Mount Helix weather by month
How November compares with the rest of the year at a glance. November is the 7th-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 64° / 48° | 2.3 | 5.6 | 10.1 | 6.8 |
| Feb | 64° / 48° | 2.9 | 7 | 10.8 | 6.3 |
| Mar | 65° / 50° | 1.9 | 5.8 | 11.8 | 6.8 |
| Apr | 68° / 53° | 0.9 | 3.9 | 12.8 | 7.6 |
| May | 70° / 56° | 0.4 | 2 | 13.7 | 8.2 |
| Jun | 74° / 60° | 0.1 | 0.6 | 14.1 | 9.2 |
| Jul | 79° / 64° | 0.1 | 0.7 | 13.9 | 8.9 |
| Aug | 81° / 65° | 0.1 | 0.5 | 13.2 | 8.7 |
| Sep | 80° / 64° | 0.2 | 0.9 | 12.2 | 8.8 |
| Oct | 76° / 59° | 0.6 | 2.5 | 11.2 | 8.7 |
| Nov | 70° / 53° | 0.9 | 3.3 | 10.3 | 7.9 |
| Dec | 64° / 48° | 1.9 | 5.2 | 9.9 | 6.8 |
Cloud cover in November
The sky is clear or mostly clear about 60% of the time in November.
Beyond those clear spells, partly cloudy skies cover about 14% of November, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over 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 (%) | 78 | 78 | 78 | 79 | 78 | 78 | 78 | 78 | 77 | 77 | 76 | 75 | 75 | 74 | 73 | 73 | 72 | 72 | 72 | 71 | 70 | 70 | 70 | 68 | 68 | 68 | 68 | 67 | 67 | 67 |
| Cloudier (%) | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 24 | 25 | 25 | 26 | 27 | 27 | 28 | 28 | 28 | 29 | 30 | 30 | 30 | 32 | 32 | 32 | 32 | 33 | 33 | 33 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 78 | 22 |
| 2 | 78 | 22 |
| 3 | 78 | 22 |
| 4 | 79 | 21 |
| 5 | 78 | 22 |
| 6 | 78 | 22 |
| 7 | 78 | 22 |
| 8 | 78 | 22 |
| 9 | 77 | 23 |
| 10 | 77 | 23 |
| 11 | 76 | 24 |
| 12 | 75 | 25 |
| 13 | 75 | 25 |
| 14 | 74 | 26 |
| 15 | 73 | 27 |
| 16 | 73 | 27 |
| 17 | 72 | 28 |
| 18 | 72 | 28 |
| 19 | 72 | 28 |
| 20 | 71 | 29 |
| 21 | 70 | 30 |
| 22 | 70 | 30 |
| 23 | 70 | 30 |
| 24 | 68 | 32 |
| 25 | 68 | 32 |
| 26 | 68 | 32 |
| 27 | 68 | 32 |
| 28 | 67 | 33 |
| 29 | 67 | 33 |
| 30 | 67 | 33 |
Chance of precipitation in November
Casa de Oro-Mount Helix gets around 0.9 in of rain over 3.3 wet days in November. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 11% and peaks near 15% 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 (%) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 15 |
| Rain chance (%) | |
|---|---|
| 1 | 10 |
| 2 | 10 |
| 3 | 10 |
| 4 | 10 |
| 5 | 10 |
| 6 | 10 |
| 7 | 10 |
| 8 | 10 |
| 9 | 10 |
| 10 | 10 |
| 11 | 10 |
| 12 | 10 |
| 13 | 11 |
| 14 | 11 |
| 15 | 11 |
| 16 | 11 |
| 17 | 10 |
| 18 | 10 |
| 19 | 11 |
| 20 | 11 |
| 21 | 11 |
| 22 | 11 |
| 23 | 12 |
| 24 | 12 |
| 25 | 13 |
| 26 | 13 |
| 27 | 14 |
| 28 | 14 |
| 29 | 14 |
| 30 | 15 |
Humidity in November
Most of November feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, November lands in the dry band about 94% 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 (%) | 83 | 85 | 86 | 88 | 89 | 90 | 91 | 91 | 92 | 92 | 93 | 93 | 94 | 94 | 95 | 95 | 96 | 96 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 | 97 |
| Comfortable (%) | 16 | 14 | 13 | 12 | 11 | 10 | 9 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 5 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Humid (%) | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Dry (%) | Comfortable (%) | Humid (%) | |
|---|---|---|---|
| 1 | 83 | 16 | 1 |
| 2 | 85 | 14 | 1 |
| 3 | 86 | 13 | 1 |
| 4 | 88 | 12 | 0 |
| 5 | 89 | 11 | 0 |
| 6 | 90 | 10 | 0 |
| 7 | 91 | 9 | 0 |
| 8 | 91 | 9 | 0 |
| 9 | 92 | 8 | 0 |
| 10 | 92 | 8 | 0 |
| 11 | 93 | 7 | 0 |
| 12 | 93 | 7 | 0 |
| 13 | 94 | 6 | 0 |
| 14 | 94 | 6 | 0 |
| 15 | 95 | 5 | 0 |
| 16 | 95 | 5 | 0 |
| 17 | 96 | 4 | 0 |
| 18 | 96 | 4 | 0 |
| 19 | 97 | 3 | 0 |
| 20 | 97 | 3 | 0 |
| 21 | 97 | 3 | 0 |
| 22 | 97 | 3 | 0 |
| 23 | 97 | 3 | 0 |
| 24 | 97 | 3 | 0 |
| 25 | 97 | 3 | 0 |
| 26 | 97 | 3 | 0 |
| 27 | 97 | 3 | 0 |
| 28 | 97 | 3 | 0 |
| 29 | 97 | 3 | 0 |
| 30 | 97 | 3 | 0 |
Wind in November
Winds average 5 mph in November.
Across November, daily wind ranges from about 4 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) | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 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 | 4 | calm |
| 2 | 4 | calm |
| 3 | 4 | calm |
| 4 | 4 | calm |
| 5 | 4 | calm |
| 6 | 4 | calm |
| 7 | 4 | 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 November
Daylight runs from about 10 h 42 min at the start of November to 10 hours by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 42 minutes over November. Sunrise moves from 6:11 AM to 6:37 AM, and sunset from 4:52 PM to 4:38 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) | 10.7 | 10.6 | 10.6 | 10.6 | 10.6 | 10.5 | 10.5 | 10.5 | 10.5 | 10.4 | 10.4 | 10.4 | 10.4 | 10.3 | 10.3 | 10.3 | 10.3 | 10.2 | 10.2 | 10.2 | 10.2 | 10.2 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.0 | 10.0 | 10.0 |
| Sunrise (AM) | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:16 | 6:16 | 6:17 | 6:18 | 6:19 | 6:20 | 6:21 | 6:22 | 6:23 | 6:24 | 6:25 | 6:25 | 6:26 | 6:27 | 6:28 | 6:29 | 6:30 | 6:31 | 6:32 | 6:33 | 6:33 | 6:34 | 6:35 | 6:36 | 6:37 |
| Sunset (PM) | 4:52 | 4:51 | 4:50 | 4:49 | 4:49 | 4:48 | 4:47 | 4:46 | 4:46 | 4:45 | 4:44 | 4:44 | 4:43 | 4:43 | 4:42 | 4:42 | 4:41 | 4:41 | 4:40 | 4:40 | 4:40 | 4:39 | 4:39 | 4:39 | 4:38 | 4:38 | 4:38 | 4:38 | 4:38 | 4:38 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.7 | 6:11 | 4:52 |
| 2 | 10.6 | 6:12 | 4:51 |
| 3 | 10.6 | 6:13 | 4:50 |
| 4 | 10.6 | 6:14 | 4:49 |
| 5 | 10.6 | 6:15 | 4:49 |
| 6 | 10.5 | 6:16 | 4:48 |
| 7 | 10.5 | 6:16 | 4:47 |
| 8 | 10.5 | 6:17 | 4:46 |
| 9 | 10.5 | 6:18 | 4:46 |
| 10 | 10.4 | 6:19 | 4:45 |
| 11 | 10.4 | 6:20 | 4:44 |
| 12 | 10.4 | 6:21 | 4:44 |
| 13 | 10.4 | 6:22 | 4:43 |
| 14 | 10.3 | 6:23 | 4:43 |
| 15 | 10.3 | 6:24 | 4:42 |
| 16 | 10.3 | 6:25 | 4:42 |
| 17 | 10.3 | 6:25 | 4:41 |
| 18 | 10.2 | 6:26 | 4:41 |
| 19 | 10.2 | 6:27 | 4:40 |
| 20 | 10.2 | 6:28 | 4:40 |
| 21 | 10.2 | 6:29 | 4:40 |
| 22 | 10.2 | 6:30 | 4:39 |
| 23 | 10.1 | 6:31 | 4:39 |
| 24 | 10.1 | 6:32 | 4:39 |
| 25 | 10.1 | 6:33 | 4:38 |
| 26 | 10.1 | 6:33 | 4:38 |
| 27 | 10.1 | 6:34 | 4:38 |
| 28 | 10.0 | 6:35 | 4:38 |
| 29 | 10.0 | 6:36 | 4:38 |
| 30 | 10.0 | 6:37 | 4:38 |
Solar energy in November
Average shortwave solar energy reaching the ground each day in November, about 3.72 kWh/m².
For context, solar energy here swings from a low near 3.14 kWh/m² to a high of 8.08 kWh/m² in June across the year — November's 3.72 kWh/m² sits near the bottom.
| 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) | 4.2 | 4.2 | 4.1 | 4.1 | 4.1 | 4.0 | 4.0 | 4.0 | 3.9 | 3.9 | 3.9 | 3.8 | 3.8 | 3.8 | 3.7 | 3.7 | 3.7 | 3.6 | 3.6 | 3.6 | 3.6 | 3.5 | 3.5 | 3.5 | 3.4 | 3.4 | 3.4 | 3.3 | 3.3 | 3.3 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.2 | Bright |
| 2 | 4.2 | Bright |
| 3 | 4.1 | Bright |
| 4 | 4.1 | Bright |
| 5 | 4.1 | Bright |
| 6 | 4.0 | Bright |
| 7 | 4.0 | Moderate |
| 8 | 4.0 | Moderate |
| 9 | 3.9 | Moderate |
| 10 | 3.9 | Moderate |
| 11 | 3.9 | Moderate |
| 12 | 3.8 | Moderate |
| 13 | 3.8 | Moderate |
| 14 | 3.8 | Moderate |
| 15 | 3.7 | Moderate |
| 16 | 3.7 | Moderate |
| 17 | 3.7 | Moderate |
| 18 | 3.6 | Moderate |
| 19 | 3.6 | Moderate |
| 20 | 3.6 | Moderate |
| 21 | 3.6 | Moderate |
| 22 | 3.5 | Moderate |
| 23 | 3.5 | Moderate |
| 24 | 3.5 | Moderate |
| 25 | 3.4 | Moderate |
| 26 | 3.4 | Moderate |
| 27 | 3.4 | Moderate |
| 28 | 3.3 | Moderate |
| 29 | 3.3 | Moderate |
| 30 | 3.3 | Moderate |
Is November a good time to visit Casa de Oro-Mount Helix?
Our two travel scores rate November for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
November is one of the better times to visit Casa de Oro-Mount Helix for general sightseeing.
What to pack for Casa de Oro-Mount Helix in November
From November's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In November, Casa de Oro-Mount Helix sees daytime highs around 70°F and nights near 53°F. Little to plan around — just the basics. About 3 days see rain.
Sea temperature near Casa de Oro-Mount Helix in November
The nearest coast averages about 64°F in November — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 13 mi away) is warmest in August at about 70°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) | 60 | 59 | 60 | 61 | 63 | 65 | 68 | 70 | 69 | 67 | 64 | 61 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 60 | Cool |
| Feb | 59 | Cool |
| Mar | 60 | Cool |
| Apr | 61 | Cool |
| May | 63 | Cool |
| Jun | 65 | Cool |
| Jul | 68 | Refreshing |
| Aug | 70 | Refreshing |
| Sep | 69 | Refreshing |
| Oct | 67 | Cool |
| Nov | 64 | Cool |
| Dec | 61 | Cool |
UV index in Casa de Oro-Mount Helix in November
Clear-sky midday UV in November peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Casa de Oro-Mount Helix peaks around June 22 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 5 | 5 | 8 | 8 | 11 | 11 | 11 | 9 | 6 | 4 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 5 | Moderate |
| Mar | 5 | High |
| Apr | 8 | Very high |
| May | 8 | Very high |
| Jun | 11 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 9 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Casa de Oro-Mount Helix in November
Average fine-particle pollution (PM2.5) through the year — so you can see where November falls, not just the annual average.
Air quality in Casa de Oro-Mount Helix is worst in September — around 26 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (May, 8 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) | 12 | 12 | 12 | 11 | 8 | 11 | 11 | 15 | 26 | 14 | 12 | 16 |
| Level | Good | Moderate | Moderate | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Good |
| Feb | 12 | Moderate |
| Mar | 12 | Moderate |
| Apr | 11 | Good |
| May | 8 | Good |
| Jun | 11 | Good |
| Jul | 11 | Good |
| Aug | 15 | Moderate |
| Sep | 26 | Moderate |
| Oct | 14 | Moderate |
| Nov | 12 | Moderate |
| Dec | 16 | Moderate |
Where is Casa de Oro-Mount Helix?
Casa de Oro-Mount Helix sits at 32.8°N, 117.0°W, 840 ft above sea level, in United States. The nearest listed city is El Cajon, 1.9 mi away.
Topography around Casa de Oro-Mount Helix
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Casa de Oro-Mount Helix.
Within 2 miles, the terrain around Casa de Oro-Mount Helix has significant variations in elevation — a maximum elevation change of 932 ft around an average of 643 ft above sea level; within 10 miles, large variations in elevation — a maximum elevation change of 2,762 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 6,430 ft.
The land around Casa de Oro-Mount Helix is covered by artificial surfaces (59%) and trees (31%) within 2 miles, artificial surfaces (40%) and shrubs (26%) within 10 miles, and shrubs (27%) and water (27%) 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 Casa de Oro-Mount Helix (32.764°, -116.9688°, elevation 840 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).