Santa María weather in October
In October, Santa María sees average daytime highs of 21°C and overnight lows near 8°C, with 11 mm of rain across 2.8 wet days and about 12.6 hours of daylight. It is the 6th-warmest and 6th-wettest month of the year here.
Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 66% of the time in October, and the air most often feels dry.
Daylight stretches from about 12 h 12 min at the start of October to 13 hours by month's end. Set against the rest of the year, October is Santa María's 7th-clearest and 1st-windiest month. For the whole year in context, see Santa María's year-round climate.
- Daytime high
- 21°
- 6th warmest
- Overnight low
- 8°
- 7th coldest
- Rainfall
- 11 mm
- 2.8 wet days
- Daylight
- 12 h 36 min
- 6:50 AM – 7:29 PM
- Cloud cover
- 34%
- 7th clearest
- Wind
- 7 km/h
- 1st windiest
- Solar energy
- 7.07 kWh/m²
- Travel score
- 8.1
- out of 10
Santa María is human settlement in Catamarca province, Argentina.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in October
Day-to-day highs hold fairly steady near 21°C through the month.
A typical October day in Santa María reaches about 21°C in the afternoon and slips back to 8°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 27°C. Set against its neighbours, October runs about 2°C warmer than September and on par with November.
| 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 (°C) | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg low (°C) | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 20 | 6 |
| 2 | 21 | 6 |
| 3 | 21 | 6 |
| 4 | 21 | 6 |
| 5 | 21 | 6 |
| 6 | 21 | 7 |
| 7 | 21 | 7 |
| 8 | 21 | 7 |
| 9 | 21 | 7 |
| 10 | 21 | 7 |
| 11 | 21 | 7 |
| 12 | 21 | 7 |
| 13 | 21 | 8 |
| 14 | 21 | 8 |
| 15 | 22 | 8 |
| 16 | 22 | 8 |
| 17 | 22 | 8 |
| 18 | 22 | 8 |
| 19 | 22 | 8 |
| 20 | 22 | 8 |
| 21 | 22 | 8 |
| 22 | 22 | 9 |
| 23 | 22 | 9 |
| 24 | 22 | 9 |
| 25 | 22 | 9 |
| 26 | 22 | 9 |
| 27 | 22 | 9 |
| 28 | 22 | 9 |
| 29 | 22 | 9 |
| 30 | 22 | 9 |
| 31 | 22 | 9 |
How October really feels in Santa María
Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Santa María weather by month
How October compares with the rest of the year at a glance. October is the 6th-warmest and 6th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 23° / 12° | 68 | 11.6 | 13.5 | 6.5 |
| Feb | 22° / 11° | 44 | 8.8 | 12.9 | 6.8 |
| Mar | 22° / 10° | 30 | 6.3 | 12.2 | 7.5 |
| Apr | 21° / 7° | 11 | 2.5 | 11.4 | 8.1 |
| May | 19° / 4° | 4 | 1 | 10.7 | 7.9 |
| Jun | 17° / 1° | 2 | 0.6 | 10.4 | 7.5 |
| Jul | 17° / -0° | 2 | 0.6 | 10.5 | 7.2 |
| Aug | 18° / 1° | 3 | 1 | 11.1 | 8.0 |
| Sep | 20° / 4° | 5 | 1.3 | 11.8 | 8.2 |
| Oct | 21° / 8° | 11 | 2.8 | 12.6 | 8.1 |
| Nov | 22° / 10° | 18 | 4.5 | 13.3 | 7.8 |
| Dec | 23° / 11° | 32 | 7.4 | 13.6 | 7.4 |
Cloud cover in October
The sky is clear or mostly clear about 66% of the time in October.
Beyond those clear spells, partly cloudy skies cover about 21% of October, with mostly cloudy or overcast conditions the remaining 13%. 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 90 | 90 | 90 | 89 | 89 | 89 | 89 | 89 | 89 | 89 | 89 | 88 | 88 | 87 | 87 | 86 | 86 | 86 | 86 | 86 | 86 | 85 | 85 | 85 | 85 | 86 | 85 | 85 | 85 | 85 | 85 |
| Cloudier (%) | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 15 | 15 | 15 | 15 | 15 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 90 | 10 |
| 2 | 90 | 10 |
| 3 | 90 | 10 |
| 4 | 89 | 11 |
| 5 | 89 | 11 |
| 6 | 89 | 11 |
| 7 | 89 | 11 |
| 8 | 89 | 11 |
| 9 | 89 | 11 |
| 10 | 89 | 11 |
| 11 | 89 | 11 |
| 12 | 88 | 12 |
| 13 | 88 | 12 |
| 14 | 87 | 13 |
| 15 | 87 | 13 |
| 16 | 86 | 14 |
| 17 | 86 | 14 |
| 18 | 86 | 14 |
| 19 | 86 | 14 |
| 20 | 86 | 14 |
| 21 | 86 | 14 |
| 22 | 85 | 15 |
| 23 | 85 | 15 |
| 24 | 85 | 15 |
| 25 | 85 | 15 |
| 26 | 86 | 14 |
| 27 | 85 | 15 |
| 28 | 85 | 15 |
| 29 | 85 | 15 |
| 30 | 85 | 15 |
| 31 | 85 | 15 |
Chance of precipitation in October
Santa María gets around 11 mm of rain over 2.8 wet days in October. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 9% and peaks near 14% on the wettest days. The odds climb toward the end of the month.
| 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 (%) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 14 |
| Rain chance (%) | |
|---|---|
| 1 | 6 |
| 2 | 6 |
| 3 | 6 |
| 4 | 6 |
| 5 | 6 |
| 6 | 6 |
| 7 | 6 |
| 8 | 6 |
| 9 | 7 |
| 10 | 7 |
| 11 | 7 |
| 12 | 8 |
| 13 | 8 |
| 14 | 8 |
| 15 | 9 |
| 16 | 9 |
| 17 | 10 |
| 18 | 10 |
| 19 | 10 |
| 20 | 11 |
| 21 | 11 |
| 22 | 11 |
| 23 | 12 |
| 24 | 12 |
| 25 | 13 |
| 26 | 13 |
| 27 | 13 |
| 28 | 14 |
| 29 | 14 |
| 30 | 14 |
| 31 | 14 |
Humidity in October
Most of October feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, October 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 October
Winds average 7 km/h in October, the windiest month of the year.
Across October, daily wind ranges from about 7 km/h on the calmest days to 7 km/h 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 (km/h) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| 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 (km/h) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
| 31 | 7 | calm |
Sunrise & sunset in October
Daylight runs from about 12 h 12 min at the start of October to 13 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 48 minutes over October. Sunrise moves from 7:06 AM to 6:38 AM, and sunset from 7:21 PM to 7:38 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.2 | 12.3 | 12.3 | 12.3 | 12.4 | 12.4 | 12.4 | 12.4 | 12.5 | 12.5 | 12.5 | 12.5 | 12.6 | 12.6 | 12.6 | 12.6 | 12.7 | 12.7 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 12.9 | 13.0 | 13.0 | 13.0 |
| Sunrise (AM) | 7:06 | 7:05 | 7:03 | 7:02 | 7:01 | 7:00 | 6:59 | 6:58 | 6:57 | 6:56 | 6:55 | 6:54 | 6:53 | 6:52 | 6:51 | 6:50 | 6:49 | 6:48 | 6:47 | 6:46 | 6:45 | 6:44 | 6:44 | 6:43 | 6:42 | 6:41 | 6:40 | 6:40 | 6:39 | 6:38 | 6:38 |
| Sunset (PM) | 7:21 | 7:21 | 7:22 | 7:22 | 7:23 | 7:23 | 7:24 | 7:24 | 7:25 | 7:25 | 7:26 | 7:26 | 7:27 | 7:27 | 7:28 | 7:29 | 7:29 | 7:30 | 7:30 | 7:31 | 7:32 | 7:32 | 7:33 | 7:33 | 7:34 | 7:35 | 7:35 | 7:36 | 7:37 | 7:37 | 7:38 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.2 | 7:06 | 7:21 |
| 2 | 12.3 | 7:05 | 7:21 |
| 3 | 12.3 | 7:03 | 7:22 |
| 4 | 12.3 | 7:02 | 7:22 |
| 5 | 12.4 | 7:01 | 7:23 |
| 6 | 12.4 | 7:00 | 7:23 |
| 7 | 12.4 | 6:59 | 7:24 |
| 8 | 12.4 | 6:58 | 7:24 |
| 9 | 12.5 | 6:57 | 7:25 |
| 10 | 12.5 | 6:56 | 7:25 |
| 11 | 12.5 | 6:55 | 7:26 |
| 12 | 12.5 | 6:54 | 7:26 |
| 13 | 12.6 | 6:53 | 7:27 |
| 14 | 12.6 | 6:52 | 7:27 |
| 15 | 12.6 | 6:51 | 7:28 |
| 16 | 12.6 | 6:50 | 7:29 |
| 17 | 12.7 | 6:49 | 7:29 |
| 18 | 12.7 | 6:48 | 7:30 |
| 19 | 12.7 | 6:47 | 7:30 |
| 20 | 12.7 | 6:46 | 7:31 |
| 21 | 12.8 | 6:45 | 7:32 |
| 22 | 12.8 | 6:44 | 7:32 |
| 23 | 12.8 | 6:44 | 7:33 |
| 24 | 12.8 | 6:43 | 7:33 |
| 25 | 12.9 | 6:42 | 7:34 |
| 26 | 12.9 | 6:41 | 7:35 |
| 27 | 12.9 | 6:40 | 7:35 |
| 28 | 12.9 | 6:40 | 7:36 |
| 29 | 13.0 | 6:39 | 7:37 |
| 30 | 13.0 | 6:38 | 7:37 |
| 31 | 13.0 | 6:38 | 7:38 |
Solar energy in October
Average shortwave solar energy reaching the ground each day in October, about 7.07 kWh/m².
For context, solar energy here swings from a low near 4.33 kWh/m² to a high of 7.25 kWh/m² in November across the year — October's 7.07 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 6.8 | 6.9 | 6.9 | 6.9 | 6.9 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.0 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7.2 | 7.2 | 7.2 | 7.2 | 7.2 |
| 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 | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 6.8 | Intense |
| 2 | 6.9 | Intense |
| 3 | 6.9 | Intense |
| 4 | 6.9 | Intense |
| 5 | 6.9 | Intense |
| 6 | 7.0 | Intense |
| 7 | 7.0 | Intense |
| 8 | 7.0 | Intense |
| 9 | 7.0 | Intense |
| 10 | 7.0 | Intense |
| 11 | 7.0 | Intense |
| 12 | 7.0 | Intense |
| 13 | 7.0 | Intense |
| 14 | 7.1 | Intense |
| 15 | 7.1 | Intense |
| 16 | 7.1 | Intense |
| 17 | 7.1 | Intense |
| 18 | 7.1 | Intense |
| 19 | 7.1 | Intense |
| 20 | 7.1 | Intense |
| 21 | 7.1 | Intense |
| 22 | 7.1 | Intense |
| 23 | 7.1 | Intense |
| 24 | 7.1 | Intense |
| 25 | 7.1 | Intense |
| 26 | 7.1 | Intense |
| 27 | 7.2 | Intense |
| 28 | 7.2 | Intense |
| 29 | 7.2 | Intense |
| 30 | 7.2 | Intense |
| 31 | 7.2 | Intense |
Is October a good time to visit Santa María?
Our two travel scores rate October for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
October is one of the better times to visit Santa María for general sightseeing.
What to pack for Santa María in October
From October's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In October, Santa María sees daytime highs around 21°C and nights near 8°C. Pack sun protection. Worth having: a warm layer.
UV index in Santa María in October
Clear-sky midday UV in October peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Santa María peaks around January 17 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 5 (high).
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) | 17 | 16 | 14 | 9 | 7 | 6 | 5 | 8 | 11 | 15 | 15 | 16 |
| Level | Extreme | Extreme | Extreme | Very high | High | High | High | Very high | Extreme | Extreme | Extreme | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 17 | Extreme |
| Feb | 16 | Extreme |
| Mar | 14 | Extreme |
| Apr | 9 | Very high |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 5 | High |
| Aug | 8 | Very high |
| Sep | 11 | Extreme |
| Oct | 15 | Extreme |
| Nov | 15 | Extreme |
| Dec | 16 | Extreme |
Where is Santa María?
Santa María sits at 26.7°S, 66.0°W, 1,877 m above sea level, in Argentina. The nearest listed city is Cafayate, 69 km away.
Topography around Santa María
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Santa María.
Within 3 km, the terrain around Santa María has only modest variations in elevation — a maximum elevation change of 142 m around an average of 1,895 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,775 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,170 m.
The land around Santa María is covered by bare terrain (46%) within 3 km, grassland (33%), bare terrain (33%) and shrubs (30%) within 16 km, and grassland (39%), bare terrain (30%) and trees (22%) within 80 km.
Argentina travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / I
- 220 V · 50 Hz
- Prices
- ≈ 46% of US
- price level, 2025
- GDP per capita
- $14,898
- 2025
- Happiness
- 6.4 / 10
- World Happiness, 2025
- Homicide rate
- 4.5
- per 100k, 2023
- Road deaths
- 14.1
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- High
- EF EPI 575
- 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 Santa María (-26.6946°, -66.0481°, elevation 1,877 m), 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).