Catamarca weather in May

In May, Catamarca sees average daytime highs of 18°C and overnight lows near 7°C, with 37 mm of precipitation across 6.9 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 8th-wettest month of the year here.

Highs ease over the month, from about 19°C in the first days to 17°C by the end. The sky is clear or mostly clear about 44% of the time in May, and the air most often feels dry.

Daylight stretches from about 10 h 54 min at the start of May to 10 h 18 min by month's end. Set against the rest of the year, May is Catamarca's 6th-clearest and 11th-windiest month. For the whole year in context, see Catamarca's year-round climate.

Daytime high: 18°; 10th warmest
Overnight low: 7°; 4th coldest
Precipitation: 37 mm; 6.9 wet days
Daylight: 10 h 36 min; 8:02 AM – 6:37 PM
Cloud cover: 48%; 6th clearest
Wind: 6 km/h; 11th windiest
Solar energy: 3.51 kWh/m²
Travel score: 6.5; out of 10

Catamarca is city in northwestern Argentina and capital of Catamarca Province.

Density: 399/km²; people per km²
Founded: 1683

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

← April Catamarca year-round climate June →Best places to visit in May

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 19°C in the first days to 17°C by the end.

A typical May day in Catamarca reaches about 18°C in the afternoon and slips back to 7°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 13°C and 24°C. Set against its neighbours, May runs about 3°C cooler than April and about 2°C warmer than June.

	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	20	20	19	19	19	19	19	19	19	19	19	18	18	18	18	18	18	18	18	18	18	17	17	17	17	17	17	17	17	17
Avg low (°C)	9	9	9	9	9	9	9	8	8	8	8	8	8	8	7	7	7	7	7	7	6	6	6	6	6	6	6	5	5	5	5

	Avg high (°C)	Avg low (°C)
1	20	9
2	20	9
3	20	9
4	19	9
5	19	9
6	19	9
7	19	9
8	19	8
9	19	8
10	19	8
11	19	8
12	19	8
13	18	8
14	18	8
15	18	7
16	18	7
17	18	7
18	18	7
19	18	7
20	18	7
21	18	6
22	18	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	17	5
29	17	5
30	17	5
31	17	5

Catamarca weather by month

How May compares with the rest of the year at a glance. May is the 10th-warmest and 8th-wettest month here — the current month is highlighted below.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	26° / 17°	167	16.7	0	13.6	5.7
Feb	25° / 16°	117	13.7	0	13	6.1
Mar	23° / 15°	109	13.2	0	12.2	6.4
Apr	21° / 11°	65	9.7	0.2	11.3	6.6
May	18° / 7°	37	6.9	0.2	10.6	6.5
Jun	17° / 4°	20	4.1	0.4	10.2	6.3
Jul	16° / 2°	15	3.3	0.9	10.4	6.5
Aug	19° / 5°	17	3.3	0.4	11	7.6
Sep	21° / 8°	32	5.4	0.4	11.8	7.6
Oct	23° / 11°	65	10	0	12.7	7.2
Nov	24° / 14°	98	12.9	0	13.4	6.6
Dec	26° / 16°	129	15.4	0	13.8	6.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 42%. 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	31
Clearer (%)	57	56	56	56	56	56	56	55	55	55	55	55	55	56	56	56	57	57	59	59	59	60	60	60	61	62	62	63	63	63	65
Cloudier (%)	43	44	44	44	44	44	44	45	45	45	45	45	45	44	44	44	43	43	41	41	41	40	40	40	39	38	38	37	37	37	35

	Clearer (%)	Cloudier (%)
1	57	43
2	56	44
3	56	44
4	56	44
5	56	44
6	56	44
7	56	44
8	55	45
9	55	45
10	55	45
11	55	45
12	55	45
13	55	45
14	56	44
15	56	44
16	56	44
17	57	43
18	57	43
19	59	41
20	59	41
21	59	41
22	60	40
23	60	40
24	60	40
25	61	39
26	62	38
27	62	38
28	63	37
29	63	37
30	63	37
31	65	35

Chance of precipitation in May

Any precipitation

Catamarca gets around 37 mm of rain and snow over 6.9 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 23% and peaks near 28% on the wettest days, and about 0 day brings snow. The odds ease 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 (%)	28	28	28	28	28	27	27	27	27	26	26	25	25	24	23	23	22	21	21	20	20	19	19	18	18	18	17	17	17	17	16

	Rain chance (%)
1	28
2	28
3	28
4	28
5	28
6	27
7	27
8	27
9	27
10	26
11	26
12	25
13	25
14	24
15	23
16	23
17	22
18	21
19	21
20	20
21	20
22	19
23	19
24	18
25	18
26	18
27	17
28	17
29	17
30	17
31	16

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the dry band about 92% 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 (%)	77	78	79	80	82	83	85	86	88	89	90	91	93	94	95	96	96	97	97	97	98	98	98	98	99	99	99	99	99	100	100
Comfortable (%)	20	19	18	17	16	15	13	12	11	10	9	8	7	6	5	4	4	3	3	3	2	2	2	2	1	1	1	1	1	0	0
Humid (%)	3	3	3	3	2	2	2	2	1	1	1	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0

	Dry (%)	Comfortable (%)	Humid (%)
1	77	20	3
2	78	19	3
3	79	18	3
4	80	17	3
5	82	16	2
6	83	15	2
7	85	13	2
8	86	12	2
9	88	11	1
10	89	10	1
11	90	9	1
12	91	8	1
13	93	7	0
14	94	6	0
15	95	5	0
16	96	4	0
17	96	4	0
18	97	3	0
19	97	3	0
20	97	3	0
21	98	2	0
22	98	2	0
23	98	2	0
24	98	2	0
25	99	1	0
26	99	1	0
27	99	1	0
28	99	1	0
29	99	1	0
30	100	0	0
31	100	0	0

Wind in May

Winds average 6 km/h in May.

Across May, daily wind ranges from about 6 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	6	6	6	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	6	calm
27	6	calm
28	6	calm
29	6	calm
30	6	calm
31	6	calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 10 h 54 min at the start of May to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over May. Sunrise moves from 7:53 AM to 8:10 AM, and sunset from 6:48 PM to 6:31 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)	10.9	10.9	10.9	10.9	10.8	10.8	10.8	10.8	10.7	10.7	10.7	10.7	10.6	10.6	10.6	10.6	10.6	10.5	10.5	10.5	10.5	10.5	10.5	10.4	10.4	10.4	10.4	10.4	10.4	10.4	10.3
Sunrise (AM)	7:53	7:53	7:54	7:54	7:55	7:56	7:56	7:57	7:57	7:58	7:59	7:59	8:00	8:01	8:01	8:02	8:02	8:03	8:04	8:04	8:05	8:05	8:06	8:07	8:07	8:08	8:08	8:09	8:09	8:10	8:10
Sunset (PM)	6:48	6:47	6:46	6:46	6:45	6:44	6:43	6:42	6:42	6:41	6:40	6:40	6:39	6:38	6:38	6:37	6:36	6:36	6:35	6:35	6:34	6:34	6:33	6:33	6:33	6:32	6:32	6:32	6:31	6:31	6:31

	Daylight (h)	Sunrise (AM)	Sunset (PM)
1	10.9	7:53	6:48
2	10.9	7:53	6:47
3	10.9	7:54	6:46
4	10.9	7:54	6:46
5	10.8	7:55	6:45
6	10.8	7:56	6:44
7	10.8	7:56	6:43
8	10.8	7:57	6:42
9	10.7	7:57	6:42
10	10.7	7:58	6:41
11	10.7	7:59	6:40
12	10.7	7:59	6:40
13	10.6	8:00	6:39
14	10.6	8:01	6:38
15	10.6	8:01	6:38
16	10.6	8:02	6:37
17	10.6	8:02	6:36
18	10.5	8:03	6:36
19	10.5	8:04	6:35
20	10.5	8:04	6:35
21	10.5	8:05	6:34
22	10.5	8:05	6:34
23	10.5	8:06	6:33
24	10.4	8:07	6:33
25	10.4	8:07	6:33
26	10.4	8:08	6:32
27	10.4	8:08	6:32
28	10.4	8:09	6:32
29	10.4	8:09	6:31
30	10.4	8:10	6:31
31	10.3	8:10	6:31

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.51 kWh/m².

For context, solar energy here swings from a low near 3.4 kWh/m² to a high of 6.6 kWh/m² in December across the year — May's 3.51 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	31
Solar energy (kWh/m²)	3.8	3.7	3.7	3.7	3.7	3.6	3.6	3.6	3.6	3.6	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.5	3.4	3.4	3.4	3.4	3.4	3.4	3.4	3.4	3.4	3.4	3.4
Level	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	Moderate	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	3.8	Moderate
2	3.7	Moderate
3	3.7	Moderate
4	3.7	Moderate
5	3.7	Moderate
6	3.6	Moderate
7	3.6	Moderate
8	3.6	Moderate
9	3.6	Moderate
10	3.6	Moderate
11	3.5	Moderate
12	3.5	Moderate
13	3.5	Moderate
14	3.5	Moderate
15	3.5	Moderate
16	3.5	Moderate
17	3.5	Moderate
18	3.5	Moderate
19	3.5	Moderate
20	3.5	Moderate
21	3.4	Moderate
22	3.4	Moderate
23	3.4	Moderate
24	3.4	Moderate
25	3.4	Moderate
26	3.4	Moderate
27	3.4	Moderate
28	3.4	Moderate
29	3.4	Moderate
30	3.4	Moderate
31	3.4	Moderate

Planning a trip in May

Hazard calendar for Catamarca

In seasonPeak

None of Catamarca's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Catamarca's rainy season runs November–March, when most of the year's rain falls.

Rainy season

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is May a good time to visit Catamarca?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.5

Sightseeing

6th-best month of the year

2.3

Beach & pool

10th-best month of the year

May is a reasonable time to visit Catamarca for sightseeing.

What to pack for Catamarca in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, Catamarca sees daytime highs around 18°C and nights near 7°C. Worth packing: a warm layer. About 7 days see rain.

a warm layer

UV index in Catamarca in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Catamarca peaks around January 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 4 (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)	15	14	12	7	5	4	4	6	8	12	13	14
Level	Extreme	Extreme	Extreme	Very high	High	Moderate	Moderate	High	Very high	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	15	Extreme
Feb	14	Extreme
Mar	12	Extreme
Apr	7	Very high
May	5	High
Jun	4	Moderate
Jul	4	Moderate
Aug	6	High
Sep	8	Very high
Oct	12	Extreme
Nov	13	Extreme
Dec	14	Extreme

Location & terrain

Where is Catamarca?

Catamarca sits at 28.5°S, 65.8°W, 545 m above sea level, in Argentina. The nearest listed city is San Isidro, 6.0 km away.

Topography around Catamarca

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Catamarca.

Within 3 km, the terrain around Catamarca has only modest variations in elevation — a maximum elevation change of 186 m around an average of 544 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,972 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,224 m.

The land around Catamarca is covered by artificial surfaces (68%) within 3 km, shrubs (42%) and trees (37%) within 16 km, and shrubs (44%) and trees (24%) within 80 km.

3 km

186 m

artificial surfaces 68%

16 km

1,972 m

shrubs 42%

80 km

4,224 m

shrubs 44%

treesshrubsgrasslandcroplandartificial surfacesbare terrain

← April Catamarca year-round climate June →Best places to visit in May

May weather nearby: San Isidro 6.0 km · Aimogasta 100 km · Aguilares 117 km · Termas de Río Hondo 142 km · Monteros 147 km · La Rioja 148 km · Belén 152 km · Famaillá 162 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 Catamarca (-28.4696°, -65.7852°, elevation 545 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).

	Avg high (°C)	Avg low (°C)
1	20	9
2	20	9
3	20	9
4	19	9
5	19	9
6	19	9
7	19	9
8	19	8
9	19	8
10	19	8
11	19	8
12	19	8
13	18	8
14	18	8
15	18	7
16	18	7
17	18	7
18	18	7
19	18	7
20	18	7
21	18	6
22	18	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	17	5
29	17	5
30	17	5
31	17	5

	Clearer (%)	Cloudier (%)
1	57	43
2	56	44
3	56	44
4	56	44
5	56	44
6	56	44
7	56	44
8	55	45
9	55	45
10	55	45
11	55	45
12	55	45
13	55	45
14	56	44
15	56	44
16	56	44
17	57	43
18	57	43
19	59	41
20	59	41
21	59	41
22	60	40
23	60	40
24	60	40
25	61	39
26	62	38
27	62	38
28	63	37
29	63	37
30	63	37
31	65	35

	Rain chance (%)
1	28
2	28
3	28
4	28
5	28
6	27
7	27
8	27
9	27
10	26
11	26
12	25
13	25
14	24
15	23
16	23
17	22
18	21
19	21
20	20
21	20
22	19
23	19
24	18
25	18
26	18
27	17
28	17
29	17
30	17
31	16

	Dry (%)	Comfortable (%)	Humid (%)
1	77	20	3
2	78	19	3
3	79	18	3
4	80	17	3
5	82	16	2
6	83	15	2
7	85	13	2
8	86	12	2
9	88	11	1
10	89	10	1
11	90	9	1
12	91	8	1
13	93	7	0
14	94	6	0
15	95	5	0
16	96	4	0
17	96	4	0
18	97	3	0
19	97	3	0
20	97	3	0
21	98	2	0
22	98	2	0
23	98	2	0
24	98	2	0
25	99	1	0
26	99	1	0
27	99	1	0
28	99	1	0
29	99	1	0
30	100	0	0
31	100	0	0

	Avg high (°C)	Avg low (°C)
1	20	9
2	20	9
3	20	9
4	19	9
5	19	9
6	19	9
7	19	9
8	19	8
9	19	8
10	19	8
11	19	8
12	19	8
13	18	8
14	18	8
15	18	7
16	18	7
17	18	7
18	18	7
19	18	7
20	18	7
21	18	6
22	18	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	17	5
29	17	5
30	17	5
31	17	5

	Clearer (%)	Cloudier (%)
1	57	43
2	56	44
3	56	44
4	56	44
5	56	44
6	56	44
7	56	44
8	55	45
9	55	45
10	55	45
11	55	45
12	55	45
13	55	45
14	56	44
15	56	44
16	56	44
17	57	43
18	57	43
19	59	41
20	59	41
21	59	41
22	60	40
23	60	40
24	60	40
25	61	39
26	62	38
27	62	38
28	63	37
29	63	37
30	63	37
31	65	35

	Rain chance (%)
1	28
2	28
3	28
4	28
5	28
6	27
7	27
8	27
9	27
10	26
11	26
12	25
13	25
14	24
15	23
16	23
17	22
18	21
19	21
20	20
21	20
22	19
23	19
24	18
25	18
26	18
27	17
28	17
29	17
30	17
31	16

	Dry (%)	Comfortable (%)	Humid (%)
1	77	20	3
2	78	19	3
3	79	18	3
4	80	17	3
5	82	16	2
6	83	15	2
7	85	13	2
8	86	12	2
9	88	11	1
10	89	10	1
11	90	9	1
12	91	8	1
13	93	7	0
14	94	6	0
15	95	5	0
16	96	4	0
17	96	4	0
18	97	3	0
19	97	3	0
20	97	3	0
21	98	2	0
22	98	2	0
23	98	2	0
24	98	2	0
25	99	1	0
26	99	1	0
27	99	1	0
28	99	1	0
29	99	1	0
30	100	0	0
31	100	0	0

	Avg high (°C)	Avg low (°C)
1	20	9
2	20	9
3	20	9
4	19	9
5	19	9
6	19	9
7	19	9
8	19	8
9	19	8
10	19	8
11	19	8
12	19	8
13	18	8
14	18	8
15	18	7
16	18	7
17	18	7
18	18	7
19	18	7
20	18	7
21	18	6
22	18	6
23	17	6
24	17	6
25	17	6
26	17	6
27	17	6
28	17	5
29	17	5
30	17	5
31	17	5

	Clearer (%)	Cloudier (%)
1	57	43
2	56	44
3	56	44
4	56	44
5	56	44
6	56	44
7	56	44
8	55	45
9	55	45
10	55	45
11	55	45
12	55	45
13	55	45
14	56	44
15	56	44
16	56	44
17	57	43
18	57	43
19	59	41
20	59	41
21	59	41
22	60	40
23	60	40
24	60	40
25	61	39
26	62	38
27	62	38
28	63	37
29	63	37
30	63	37
31	65	35

	Rain chance (%)
1	28
2	28
3	28
4	28
5	28
6	27
7	27
8	27
9	27
10	26
11	26
12	25
13	25
14	24
15	23
16	23
17	22
18	21
19	21
20	20
21	20
22	19
23	19
24	18
25	18
26	18
27	17
28	17
29	17
30	17
31	16

	Dry (%)	Comfortable (%)	Humid (%)
1	77	20	3
2	78	19	3
3	79	18	3
4	80	17	3
5	82	16	2
6	83	15	2
7	85	13	2
8	86	12	2
9	88	11	1
10	89	10	1
11	90	9	1
12	91	8	1
13	93	7	0
14	94	6	0
15	95	5	0
16	96	4	0
17	96	4	0
18	97	3	0
19	97	3	0
20	97	3	0
21	98	2	0
22	98	2	0
23	98	2	0
24	98	2	0
25	99	1	0
26	99	1	0
27	99	1	0
28	99	1	0
29	99	1	0
30	100	0	0
31	100	0	0