Aspen weather in March
In March, Aspen sees average daytime highs of 34°F and overnight lows near 14°F, with 2.5 in of precipitation across 12.5 wet days and about 11.7 hours of daylight. It is the 8th-warmest and 3rd-wettest month of the year here.
Highs climb over the month, from about 30°F in the first days to 36°F by the end. The sky is clear or mostly clear about 29% of the time in March, and the air most often feels dry.
Daylight stretches from about 11 hours at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is Aspen's 9th-clearest and 4th-windiest month. For the whole year in context, see Aspen's year-round climate.
- Daytime high
- 34°
- 8th warmest
- Overnight low
- 14°
- 5th coldest
- Precipitation
- 2.5 in
- 12.5 wet days
- Daylight
- 11 h 42 min
- 6:26 AM – 6:07 PM
- Cloud cover
- 57%
- 9th clearest
- Wind
- 5 mph
- 4th windiest
- Solar energy
- 5.53 kWh/m²
- Travel score
- 0.0
- out of 10
Aspen is city in and county seat of Pitkin County, Colorado, United States.
- Density
- 685/km²
- people per km²
- Founded
- 1879
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in March
Highs climb over the month, from about 30°F in the first days to 36°F by the end.
A typical March day in Aspen reaches about 34°F in the afternoon and slips back to 14°F overnight — a 20°F spread between the day's warmth and the night's chill. On most days the high lands between 24°F and 43°F. Set against its neighbours, March runs about 7°F warmer than February and about 5°F cooler than April.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 29 | 30 | 30 | 31 | 31 | 31 | 32 | 32 | 33 | 33 | 33 | 34 | 34 | 34 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 35 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| Avg low (°F) | 10 | 10 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 17 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 29 | 10 |
| 2 | 30 | 10 |
| 3 | 30 | 11 |
| 4 | 31 | 11 |
| 5 | 31 | 11 |
| 6 | 31 | 11 |
| 7 | 32 | 12 |
| 8 | 32 | 12 |
| 9 | 33 | 13 |
| 10 | 33 | 13 |
| 11 | 33 | 13 |
| 12 | 34 | 14 |
| 13 | 34 | 14 |
| 14 | 34 | 14 |
| 15 | 35 | 14 |
| 16 | 35 | 15 |
| 17 | 35 | 15 |
| 18 | 35 | 15 |
| 19 | 35 | 15 |
| 20 | 35 | 15 |
| 21 | 35 | 15 |
| 22 | 35 | 16 |
| 23 | 36 | 16 |
| 24 | 36 | 16 |
| 25 | 36 | 16 |
| 26 | 36 | 16 |
| 27 | 36 | 16 |
| 28 | 36 | 16 |
| 29 | 36 | 16 |
| 30 | 36 | 16 |
| 31 | 36 | 17 |
How March really feels in Aspen
Once humidity and wind are folded in, March averages 0 days that feel above 90°F and 31 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
The story in March is cold — wind chill drags the overnight "feels like" below the raw low.
Aspen weather by month
How March compares with the rest of the year at a glance. March is the 8th-warmest and 3rd-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 24° / 6° | 2.3 | 11.3 | 13 | 9.6 | 0.0 |
| Feb | 27° / 8° | 2.4 | 13.1 | 14 | 10.5 | 0.0 |
| Mar | 34° / 14° | 2.5 | 12.5 | 13 | 11.7 | 0.0 |
| Apr | 39° / 19° | 3.3 | 13.9 | 13.7 | 13 | 0.0 |
| May | 48° / 26° | 2.2 | 11.4 | 7.3 | 14.1 | 1.7 |
| Jun | 60° / 32° | 1.2 | 7.1 | 1.2 | 14.7 | 5.4 |
| Jul | 68° / 40° | 2.3 | 11.7 | 0.1 | 14.5 | 6.2 |
| Aug | 66° / 40° | 2.6 | 13.9 | 0.1 | 13.5 | 5.7 |
| Sep | 58° / 33° | 2.1 | 10.4 | 2.1 | 12.3 | 4.5 |
| Oct | 45° / 21° | 2.1 | 9.8 | 7.7 | 11 | 1.2 |
| Nov | 33° / 8° | 2.1 | 9.3 | 10.4 | 9.9 | 0.0 |
| Dec | 24° / 3° | 2.2 | 10.7 | 12.3 | 9.3 | 0.0 |
Cloud cover in March
The sky is clear or mostly clear about 29% of the time in March.
Beyond those clear spells, partly cloudy skies cover about 16% of March, with mostly cloudy or overcast conditions the remaining 56%.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 44 | 45 | 45 | 45 | 47 | 47 | 47 | 47 | 48 | 48 | 48 | 47 | 46 | 46 | 45 | 45 | 44 | 44 | 43 | 42 | 42 | 42 | 41 | 42 | 41 | 42 | 42 | 41 | 41 | 42 | 42 |
| Cloudier (%) | 56 | 55 | 55 | 55 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 53 | 54 | 54 | 55 | 55 | 56 | 56 | 57 | 58 | 58 | 58 | 59 | 58 | 59 | 58 | 58 | 59 | 59 | 58 | 58 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 44 | 56 |
| 2 | 45 | 55 |
| 3 | 45 | 55 |
| 4 | 45 | 55 |
| 5 | 47 | 53 |
| 6 | 47 | 53 |
| 7 | 47 | 53 |
| 8 | 47 | 53 |
| 9 | 48 | 52 |
| 10 | 48 | 52 |
| 11 | 48 | 52 |
| 12 | 47 | 53 |
| 13 | 46 | 54 |
| 14 | 46 | 54 |
| 15 | 45 | 55 |
| 16 | 45 | 55 |
| 17 | 44 | 56 |
| 18 | 44 | 56 |
| 19 | 43 | 57 |
| 20 | 42 | 58 |
| 21 | 42 | 58 |
| 22 | 42 | 58 |
| 23 | 41 | 59 |
| 24 | 42 | 58 |
| 25 | 41 | 59 |
| 26 | 42 | 58 |
| 27 | 42 | 58 |
| 28 | 41 | 59 |
| 29 | 41 | 59 |
| 30 | 42 | 58 |
| 31 | 42 | 58 |
Chance of precipitation in March
Aspen gets around 2.5 in of rain and snow over 12.5 wet days in March. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 41% and peaks near 47% on the wettest days, and about 13 days bring snow.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 45 | 44 | 43 | 42 | 40 | 39 | 38 | 38 | 37 | 37 | 36 | 36 | 36 | 37 | 37 | 37 | 38 | 39 | 40 | 41 | 42 | 42 | 43 | 44 | 45 | 45 | 46 | 46 | 46 | 47 | 47 |
| Snow chance (%) | 47 | 46 | 45 | 44 | 42 | 41 | 40 | 39 | 39 | 38 | 38 | 38 | 38 | 38 | 38 | 39 | 39 | 40 | 41 | 42 | 43 | 43 | 44 | 45 | 46 | 46 | 47 | 47 | 48 | 48 | 48 |
| Rain chance (%) | Snow chance (%) | |
|---|---|---|
| 1 | 45 | 47 |
| 2 | 44 | 46 |
| 3 | 43 | 45 |
| 4 | 42 | 44 |
| 5 | 40 | 42 |
| 6 | 39 | 41 |
| 7 | 38 | 40 |
| 8 | 38 | 39 |
| 9 | 37 | 39 |
| 10 | 37 | 38 |
| 11 | 36 | 38 |
| 12 | 36 | 38 |
| 13 | 36 | 38 |
| 14 | 37 | 38 |
| 15 | 37 | 38 |
| 16 | 37 | 39 |
| 17 | 38 | 39 |
| 18 | 39 | 40 |
| 19 | 40 | 41 |
| 20 | 41 | 42 |
| 21 | 42 | 43 |
| 22 | 42 | 43 |
| 23 | 43 | 44 |
| 24 | 44 | 45 |
| 25 | 45 | 46 |
| 26 | 45 | 46 |
| 27 | 46 | 47 |
| 28 | 46 | 47 |
| 29 | 46 | 48 |
| 30 | 47 | 48 |
| 31 | 47 | 48 |
Humidity in March
Most of March feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, March lands in the dry band about 100% 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
| 31 | 100 |
Wind in March
Winds average 5 mph in March.
Across March, 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 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 | 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 |
| 31 | 5 | calm |
Sunrise & sunset in March
Daylight runs from about 11 hours at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 78 minutes over March. Sunrise moves from 6:49 AM to 6:02 AM, and sunset from 5:52 PM to 6:22 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 11.0 | 11.1 | 11.1 | 11.2 | 11.2 | 11.2 | 11.3 | 11.3 | 11.4 | 11.4 | 11.5 | 11.5 | 11.6 | 11.6 | 11.6 | 11.7 | 11.7 | 11.8 | 11.8 | 11.9 | 11.9 | 11.9 | 12.0 | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.3 | 12.3 | 12.3 |
| Sunrise (AM) | 6:49 | 6:48 | 6:46 | 6:45 | 6:44 | 6:42 | 6:41 | 6:39 | 6:37 | 6:36 | 6:34 | 6:33 | 6:31 | 6:30 | 6:28 | 6:26 | 6:25 | 6:23 | 6:22 | 6:20 | 6:18 | 6:17 | 6:15 | 6:13 | 6:12 | 6:10 | 6:09 | 6:07 | 6:05 | 6:04 | 6:02 |
| Sunset (PM) | 5:52 | 5:53 | 5:54 | 5:55 | 5:56 | 5:57 | 5:58 | 5:59 | 6:00 | 6:01 | 6:02 | 6:03 | 6:04 | 6:05 | 6:06 | 6:07 | 6:08 | 6:09 | 6:10 | 6:11 | 6:12 | 6:13 | 6:14 | 6:15 | 6:16 | 6:17 | 6:18 | 6:19 | 6:20 | 6:21 | 6:22 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 11.0 | 6:49 | 5:52 |
| 2 | 11.1 | 6:48 | 5:53 |
| 3 | 11.1 | 6:46 | 5:54 |
| 4 | 11.2 | 6:45 | 5:55 |
| 5 | 11.2 | 6:44 | 5:56 |
| 6 | 11.2 | 6:42 | 5:57 |
| 7 | 11.3 | 6:41 | 5:58 |
| 8 | 11.3 | 6:39 | 5:59 |
| 9 | 11.4 | 6:37 | 6:00 |
| 10 | 11.4 | 6:36 | 6:01 |
| 11 | 11.5 | 6:34 | 6:02 |
| 12 | 11.5 | 6:33 | 6:03 |
| 13 | 11.6 | 6:31 | 6:04 |
| 14 | 11.6 | 6:30 | 6:05 |
| 15 | 11.6 | 6:28 | 6:06 |
| 16 | 11.7 | 6:26 | 6:07 |
| 17 | 11.7 | 6:25 | 6:08 |
| 18 | 11.8 | 6:23 | 6:09 |
| 19 | 11.8 | 6:22 | 6:10 |
| 20 | 11.9 | 6:20 | 6:11 |
| 21 | 11.9 | 6:18 | 6:12 |
| 22 | 11.9 | 6:17 | 6:13 |
| 23 | 12.0 | 6:15 | 6:14 |
| 24 | 12.0 | 6:13 | 6:15 |
| 25 | 12.1 | 6:12 | 6:16 |
| 26 | 12.1 | 6:10 | 6:17 |
| 27 | 12.2 | 6:09 | 6:18 |
| 28 | 12.2 | 6:07 | 6:19 |
| 29 | 12.3 | 6:05 | 6:20 |
| 30 | 12.3 | 6:04 | 6:21 |
| 31 | 12.3 | 6:02 | 6:22 |
Solar energy in March
Average shortwave solar energy reaching the ground each day in March, about 5.53 kWh/m².
For context, solar energy here swings from a low near 2.54 kWh/m² to a high of 8.29 kWh/m² in June across the year — March's 5.53 kWh/m² falls in the middle.
| 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 4.7 | 4.8 | 4.8 | 4.9 | 5.0 | 5.0 | 5.1 | 5.1 | 5.2 | 5.3 | 5.3 | 5.3 | 5.4 | 5.5 | 5.5 | 5.5 | 5.6 | 5.6 | 5.7 | 5.7 | 5.8 | 5.8 | 5.9 | 5.9 | 5.9 | 6.0 | 6.0 | 6.1 | 6.1 | 6.2 | 6.2 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 4.7 | Bright |
| 2 | 4.8 | Bright |
| 3 | 4.8 | Bright |
| 4 | 4.9 | Bright |
| 5 | 5.0 | Bright |
| 6 | 5.0 | Bright |
| 7 | 5.1 | Bright |
| 8 | 5.1 | Bright |
| 9 | 5.2 | Bright |
| 10 | 5.3 | Bright |
| 11 | 5.3 | Bright |
| 12 | 5.3 | Bright |
| 13 | 5.4 | Bright |
| 14 | 5.5 | Bright |
| 15 | 5.5 | Bright |
| 16 | 5.5 | Bright |
| 17 | 5.6 | Bright |
| 18 | 5.6 | Bright |
| 19 | 5.7 | Bright |
| 20 | 5.7 | Bright |
| 21 | 5.8 | Bright |
| 22 | 5.8 | Bright |
| 23 | 5.9 | Bright |
| 24 | 5.9 | Bright |
| 25 | 5.9 | Bright |
| 26 | 6.0 | Bright |
| 27 | 6.0 | Intense |
| 28 | 6.1 | Intense |
| 29 | 6.1 | Intense |
| 30 | 6.2 | Intense |
| 31 | 6.2 | Intense |
Is March a good time to visit Aspen?
Our two travel scores rate March for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
March is a weaker month for outdoor sightseeing in Aspen.
What to pack for Aspen in March
From March's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In March, Aspen sees daytime highs around 34°F and nights near 14°F. Pack a warm layer and a heavy coat. Worth having: rain gear and sun protection. About 13 days see rain.
UV index in Aspen in March
Clear-sky midday UV in March peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Aspen peaks around June 22 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 3 | 4 | 7 | 7 | 10 | 13 | 12 | 11 | 8 | 6 | 4 | 3 |
| Level | Moderate | Moderate | High | Very high | Very high | Extreme | Extreme | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 7 | High |
| Apr | 7 | Very high |
| May | 10 | Very high |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Where is Aspen?
Aspen sits at 39.2°N, 106.8°W, 0 ft above sea level, in United States. The nearest listed city is Montrose, 75 mi away.
Topography around Aspen
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Aspen.
Within 2 miles, the terrain around Aspen has large variations in elevation — a maximum elevation change of 2,887 ft around an average of 8,688 ft above sea level; within 10 miles, very significant variations in elevation — a maximum elevation change of 6,417 ft; within 50 miles, extreme variations in elevation — a maximum elevation change of 8,927 ft.
The land around Aspen is covered by trees (77%) within 2 miles, trees (74%) within 10 miles, and trees (64%) and grassland (24%) 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 Aspen (39.1911°, -106.8175°, elevation 0 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. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).