Santa Marta weather in July

In July, Santa Marta sees average daytime highs of 28°C and overnight lows near 26°C, with 78 mm of rain across 8.4 wet days and about 12.6 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 9% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 12 h 42 min at the start of July to 12 h 30 min by month's end. Set against the rest of the year, July is Santa Marta's 9th-clearest and 6th-windiest month. For the whole year in context, see Santa Marta's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
26°
11th coldest
Rainfall
78 mm
8.4 wet days
Daylight
12 h 36 min
5:44 AM – 6:20 PM
Cloud cover
79%
9th clearest
Wind
22 km/h
6th windiest
Solar energy
5.66 kWh/m²
Travel score
6.2
out of 10

Santa Marta is capital of the Colombian department of Magdalena.

Air quality
Moderate
PM2.5 13 µg/m³ · 2018
Density
1,700/km²
people per km²
Founded
1525

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical July day in Santa Marta reaches about 28°C in the afternoon and slips back to 26°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 28°C. Set against its neighbours, July runs on par with June and on par with August.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142826
152826
162826
172826
182826
192826
202826
212826
222826
232826
242826
252826
262826
272826
282826
292826
302826
312826

Santa Marta weather by month

How July compares with the rest of the year at a glance. July is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 25°40.311.48.7
Feb26° / 25°30.611.68.7
Mar26° / 25°51.111.98.3
Apr27° / 26°333.312.27.3
May27° / 26°12910.912.55.9
Jun28° / 26°9511.112.65.8
Jul28° / 26°788.412.66.2
Aug28° / 26°8411.912.45.7
Sep28° / 26°14016.412.15.0
Oct27° / 26°19919.811.74.8
Nov27° / 26°12912.111.56.0
Dec27° / 26°222.711.47.9

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 9% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 10% of July, with mostly cloudy or overcast conditions the remaining 80%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12278
22278
32278
42278
52278
62278
72278
82278
92080
102080
112080
122179
132080
142080
152080
162080
172080
181981
191981
201981
211981
221981
231981
241882
251882
261882
271882
281882
291882
301882
311882

Chance of precipitation in July

Any precipitation

Santa Marta gets around 78 mm of rain over 8.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 27% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
329
428
528
628
728
828
928
1028
1128
1228
1328
1428
1528
1627
1727
1827
1927
2027
2127
2227
2327
2426
2526
2626
2726
2826
2927
3027
3127

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 76% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
17723
27822
37921
47921
58020
68020
78020
88020
98020
108020
118020
128020
138020
148020
158020
167921
177921
187822
197822
207723
217624
227525
237426
247327
257228
267129
277030
286832
296733
306634
316535

Wind in July

Winds average 22 km/h in July.

Across July, daily wind ranges from about 20 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
622breezy
722breezy
822breezy
922breezy
1022breezy
1122breezy
1222breezy
1322breezy
1422breezy
1522breezy
1622breezy
1722breezy
1822breezy
1922breezy
2022breezy
2122breezy
2222breezy
2322breezy
2422breezy
2521breezy
2621breezy
2721breezy
2821breezy
2921breezy
3021breezy
3120breezy

Sunrise & sunset in July

DaylightNight

Daylight runs from about 12 h 42 min at the start of July to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over July. Sunrise moves from 5:41 AM to 5:48 AM, and sunset from 6:20 PM to 6:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.75:416:20
212.65:416:20
312.65:416:20
412.65:416:20
512.65:426:20
612.65:426:20
712.65:426:20
812.65:426:20
912.65:436:20
1012.65:436:20
1112.65:436:20
1212.65:436:20
1312.65:446:20
1412.65:446:20
1512.65:446:20
1612.65:446:20
1712.65:456:20
1812.65:456:20
1912.65:456:20
2012.65:456:20
2112.65:466:20
2212.65:466:20
2312.65:466:20
2412.65:466:20
2512.55:466:19
2612.55:476:19
2712.55:476:19
2812.55:476:19
2912.55:476:19
3012.55:476:18
3112.55:486:18

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 5.66 kWh/m².

For context, solar energy here swings from a low near 4.84 kWh/m² to a high of 6.37 kWh/m² in March across the year — July's 5.66 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.7Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in July

Hazard calendar for Santa Marta

In seasonPeak

In July, Santa Marta sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Santa Marta sits in the Atlantic hurricane belt; the season peaks August–October.

Santa Marta's monsoon runs May–June, when most of the year's rain falls.

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

Is July a good time to visit Santa Marta?

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

6.2
Sightseeing
6th-best month of the year
6.6
Beach & pool
6th-best month of the year

July is a reasonable time to visit Santa Marta for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Santa Marta in July

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

In July, Santa Marta sees daytime highs around 28°C and nights near 26°C. Pack light clothes. Worth having: rain gear, sun protection and a windbreaker. About 8 days see rain.

light clothesrain gearsun protectiona windbreaker

Sea temperature near Santa Marta in July

The nearest coast averages about 28°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 17 km away) is warmest in September at about 29°C and coldest in February near 25°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb25Warm
Mar26Warm
Apr26Warm
May28Warm
Jun28Warm
Jul28Warm
Aug28Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in Santa Marta in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 12 (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 Marta peaks around April 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 11UV 13Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar13Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in Santa Marta in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Santa Marta is worst in June — around 19 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (November, 8 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Santa Marta's WHO annual average of 13 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJun 1719 µg/m³Nov 208 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb12Good
Mar15Moderate
Apr16Moderate
May17Moderate
Jun19Moderate
Jul18Moderate
Aug14Moderate
Sep11Good
Oct10Good
Nov8Good
Dec8Good
Location & terrain

Where is Santa Marta?

Santa Marta sits at 11.2°N, 74.2°W, 14 m above sea level, in Colombia. The nearest listed city is Ciénaga, 26 km away.

Topography around Santa Marta

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

Within 3 km, the terrain around Santa Marta has significant variations in elevation — a maximum elevation change of 299 m around an average of 36 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,745 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,612 m.

The land around Santa Marta is covered by artificial surfaces (58%) within 3 km, water (50%) and trees (38%) within 16 km, and water (48%) and trees (33%) within 80 km.

3 km
299 m
16 km
1,745 m
80 km
5,612 m
treesshrubsgrasslandartificial surfacesbare terrainwaterwetlandmangroves
July weather nearby: Ciénaga 26 km · Puebloviejo 29 km · El Retén 70 km · Barranquilla 71 km · Soledad 72 km · Aracataca 72 km · Malambo 76 km · Sitionuevo 77 km

Colombia travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 / 240 V · 60 Hz
Prices
≈ 38% of US
price level, 2025
GDP per capita
$8,562
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
74%
of population, 2024
Homicide rate
24.9
per 100k, 2023
Road deaths
15.4
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 480
Religion
Roman Catholic 64%Protestant 17%none 14%atheist 1%

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 Marta (11.2386°, -74.1943°, elevation 14 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).