Santa María weather in January
In January, Santa María sees average daytime highs of 23°C and overnight lows near 12°C, with 68 mm of rain across 11.6 wet days and about 13.5 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.
Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 25% of the time in January, and the air most often feels dry.
Daylight stretches from about 13 h 42 min at the start of January to 13 h 18 min by month's end. Set against the rest of the year, January is Santa María's 12th-clearest and 12th-windiest month. For the whole year in context, see Santa María's year-round climate.
- Daytime high
- 23°
- 2nd warmest
- Overnight low
- 12°
- 12th coldest
- Rainfall
- 68 mm
- 11.6 wet days
- Daylight
- 13 h 30 min
- 6:48 AM – 8:19 PM
- Cloud cover
- 59%
- 12th clearest
- Wind
- 6 km/h
- 12th windiest
- Solar energy
- 6.5 kWh/m²
- Travel score
- 6.5
- 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 January
Day-to-day highs hold fairly steady near 23°C through the month.
A typical January day in Santa María reaches about 23°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 27°C. Set against its neighbours, January runs on par with December and on par with February.
| 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) | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg low (°C) | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 23 | 12 |
| 2 | 23 | 12 |
| 3 | 23 | 12 |
| 4 | 23 | 12 |
| 5 | 23 | 12 |
| 6 | 23 | 12 |
| 7 | 23 | 12 |
| 8 | 23 | 12 |
| 9 | 23 | 12 |
| 10 | 23 | 12 |
| 11 | 23 | 12 |
| 12 | 23 | 12 |
| 13 | 22 | 12 |
| 14 | 22 | 12 |
| 15 | 22 | 12 |
| 16 | 22 | 12 |
| 17 | 22 | 12 |
| 18 | 22 | 12 |
| 19 | 22 | 12 |
| 20 | 22 | 12 |
| 21 | 22 | 12 |
| 22 | 22 | 12 |
| 23 | 22 | 12 |
| 24 | 22 | 12 |
| 25 | 22 | 12 |
| 26 | 22 | 12 |
| 27 | 22 | 12 |
| 28 | 22 | 12 |
| 29 | 22 | 12 |
| 30 | 22 | 12 |
| 31 | 22 | 12 |
How January really feels in Santa María
Once humidity and wind are folded in, January 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.
January 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 January compares with the rest of the year at a glance. January is the 2nd-warmest and 1st-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 January
The sky is clear or mostly clear about 25% of the time in January, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 30% of January, with mostly cloudy or overcast conditions the remaining 45%.
| 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 (%) | 57 | 56 | 56 | 55 | 54 | 53 | 53 | 53 | 53 | 53 | 52 | 52 | 52 | 53 | 53 | 53 | 53 | 53 | 54 | 54 | 54 | 55 | 55 | 55 | 57 | 57 | 58 | 58 | 59 | 59 | 60 |
| Cloudier (%) | 43 | 44 | 44 | 45 | 46 | 47 | 47 | 47 | 47 | 47 | 48 | 48 | 48 | 47 | 47 | 47 | 47 | 47 | 46 | 46 | 46 | 45 | 45 | 45 | 43 | 43 | 42 | 42 | 41 | 41 | 40 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 57 | 43 |
| 2 | 56 | 44 |
| 3 | 56 | 44 |
| 4 | 55 | 45 |
| 5 | 54 | 46 |
| 6 | 53 | 47 |
| 7 | 53 | 47 |
| 8 | 53 | 47 |
| 9 | 53 | 47 |
| 10 | 53 | 47 |
| 11 | 52 | 48 |
| 12 | 52 | 48 |
| 13 | 52 | 48 |
| 14 | 53 | 47 |
| 15 | 53 | 47 |
| 16 | 53 | 47 |
| 17 | 53 | 47 |
| 18 | 53 | 47 |
| 19 | 54 | 46 |
| 20 | 54 | 46 |
| 21 | 54 | 46 |
| 22 | 55 | 45 |
| 23 | 55 | 45 |
| 24 | 55 | 45 |
| 25 | 57 | 43 |
| 26 | 57 | 43 |
| 27 | 58 | 42 |
| 28 | 58 | 42 |
| 29 | 59 | 41 |
| 30 | 59 | 41 |
| 31 | 60 | 40 |
Chance of precipitation in January
Santa María gets around 68 mm of rain over 11.6 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 37% and peaks near 39% 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 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 32 | 33 | 33 | 34 | 35 | 36 | 37 | 37 | 38 | 38 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 38 | 38 | 38 | 37 | 37 | 36 | 36 | 36 | 36 | 36 | 36 | 36 |
| Rain chance (%) | |
|---|---|
| 1 | 32 |
| 2 | 33 |
| 3 | 33 |
| 4 | 34 |
| 5 | 35 |
| 6 | 36 |
| 7 | 37 |
| 8 | 37 |
| 9 | 38 |
| 10 | 38 |
| 11 | 39 |
| 12 | 39 |
| 13 | 39 |
| 14 | 39 |
| 15 | 39 |
| 16 | 39 |
| 17 | 39 |
| 18 | 39 |
| 19 | 39 |
| 20 | 38 |
| 21 | 38 |
| 22 | 38 |
| 23 | 37 |
| 24 | 37 |
| 25 | 36 |
| 26 | 36 |
| 27 | 36 |
| 28 | 36 |
| 29 | 36 |
| 30 | 36 |
| 31 | 36 |
Humidity in January
Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, January 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 January
Winds average 6 km/h in January, the calmest month.
Across January, daily wind ranges from about 5 km/h on the calmest days to 6 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) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 6 |
| 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 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 6 | calm |
| 19 | 6 | calm |
| 20 | 6 | calm |
| 21 | 6 | calm |
| 22 | 6 | calm |
| 23 | 6 | calm |
| 24 | 6 | calm |
| 25 | 6 | calm |
| 26 | 5 | calm |
| 27 | 5 | calm |
| 28 | 5 | calm |
| 29 | 6 | calm |
| 30 | 6 | calm |
| 31 | 6 | calm |
Sunrise & sunset in January
Daylight runs from about 13 h 42 min at the start of January to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 24 minutes over January. Sunrise moves from 6:38 AM to 7:00 AM, and sunset from 8:17 PM to 8:15 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) | 13.7 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.6 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.4 | 13.3 | 13.3 | 13.3 | 13.3 | 13.3 |
| Sunrise (AM) | 6:38 | 6:38 | 6:39 | 6:40 | 6:40 | 6:41 | 6:42 | 6:42 | 6:43 | 6:44 | 6:45 | 6:45 | 6:46 | 6:47 | 6:48 | 6:48 | 6:49 | 6:50 | 6:51 | 6:51 | 6:52 | 6:53 | 6:54 | 6:54 | 6:55 | 6:56 | 6:57 | 6:57 | 6:58 | 6:59 | 7:00 |
| Sunset (PM) | 8:17 | 8:17 | 8:17 | 8:18 | 8:18 | 8:18 | 8:18 | 8:18 | 8:18 | 8:19 | 8:19 | 8:19 | 8:19 | 8:19 | 8:19 | 8:19 | 8:19 | 8:19 | 8:18 | 8:18 | 8:18 | 8:18 | 8:18 | 8:18 | 8:17 | 8:17 | 8:17 | 8:16 | 8:16 | 8:16 | 8:15 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.7 | 6:38 | 8:17 |
| 2 | 13.6 | 6:38 | 8:17 |
| 3 | 13.6 | 6:39 | 8:17 |
| 4 | 13.6 | 6:40 | 8:18 |
| 5 | 13.6 | 6:40 | 8:18 |
| 6 | 13.6 | 6:41 | 8:18 |
| 7 | 13.6 | 6:42 | 8:18 |
| 8 | 13.6 | 6:42 | 8:18 |
| 9 | 13.6 | 6:43 | 8:18 |
| 10 | 13.6 | 6:44 | 8:19 |
| 11 | 13.6 | 6:45 | 8:19 |
| 12 | 13.6 | 6:45 | 8:19 |
| 13 | 13.5 | 6:46 | 8:19 |
| 14 | 13.5 | 6:47 | 8:19 |
| 15 | 13.5 | 6:48 | 8:19 |
| 16 | 13.5 | 6:48 | 8:19 |
| 17 | 13.5 | 6:49 | 8:19 |
| 18 | 13.5 | 6:50 | 8:19 |
| 19 | 13.5 | 6:51 | 8:18 |
| 20 | 13.5 | 6:51 | 8:18 |
| 21 | 13.4 | 6:52 | 8:18 |
| 22 | 13.4 | 6:53 | 8:18 |
| 23 | 13.4 | 6:54 | 8:18 |
| 24 | 13.4 | 6:54 | 8:18 |
| 25 | 13.4 | 6:55 | 8:17 |
| 26 | 13.4 | 6:56 | 8:17 |
| 27 | 13.3 | 6:57 | 8:17 |
| 28 | 13.3 | 6:57 | 8:16 |
| 29 | 13.3 | 6:58 | 8:16 |
| 30 | 13.3 | 6:59 | 8:16 |
| 31 | 13.3 | 7:00 | 8:15 |
Solar energy in January
Average shortwave solar energy reaching the ground each day in January, about 6.5 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 — January's 6.5 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) | 6.8 | 6.8 | 6.8 | 6.7 | 6.7 | 6.7 | 6.7 | 6.6 | 6.6 | 6.6 | 6.6 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 | 6.4 |
| 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 | 6.8 | Intense |
| 3 | 6.8 | Intense |
| 4 | 6.7 | Intense |
| 5 | 6.7 | Intense |
| 6 | 6.7 | Intense |
| 7 | 6.7 | Intense |
| 8 | 6.6 | Intense |
| 9 | 6.6 | Intense |
| 10 | 6.6 | Intense |
| 11 | 6.6 | Intense |
| 12 | 6.5 | Intense |
| 13 | 6.5 | Intense |
| 14 | 6.5 | Intense |
| 15 | 6.5 | Intense |
| 16 | 6.5 | Intense |
| 17 | 6.5 | Intense |
| 18 | 6.5 | Intense |
| 19 | 6.5 | Intense |
| 20 | 6.4 | Intense |
| 21 | 6.4 | Intense |
| 22 | 6.4 | Intense |
| 23 | 6.4 | Intense |
| 24 | 6.4 | Intense |
| 25 | 6.4 | Intense |
| 26 | 6.4 | Intense |
| 27 | 6.4 | Intense |
| 28 | 6.4 | Intense |
| 29 | 6.4 | Intense |
| 30 | 6.4 | Intense |
| 31 | 6.4 | Intense |
Is January a good time to visit Santa María?
Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
January is a reasonable time to visit Santa María for sightseeing.
What to pack for Santa María in January
From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In January, Santa María sees daytime highs around 23°C and nights near 12°C. Pack sun protection. Worth having: light clothes and rain gear. About 12 days see rain.
UV index in Santa María in January
Clear-sky midday UV in January peaks around 17 (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).