Santa Rosa weather in October

In October, Santa Rosa sees average daytime highs of 31°C and overnight lows near 25°C, with 241 mm of rain across 29.3 wet days and about 11.8 hours of daylight. It is the 12th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 2% of the time in October, and the air most often feels miserable.

Daylight stretches from about 11 h 54 min at the start of October to 11 h 36 min by month's end. Set against the rest of the year, October is Santa Rosa's 9th-clearest and 10th-windiest month. For the whole year in context, see Santa Rosa's year-round climate.

Daytime high
31°
12th warmest
Overnight low
25°
4th coldest
Rainfall
241 mm
29.3 wet days
Daylight
11 h 48 min
5:54 AM – 5:39 PM
Cloud cover
88%
9th clearest
Wind
6 km/h
10th windiest
Solar energy
4.67 kWh/m²
Travel score
2.5
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical October day in Santa Rosa reaches about 31°C in the afternoon and slips back to 25°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 32°C. Set against its neighbours, October runs on par with September and on par with November.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13125
23125
33125
43125
53125
63125
73125
83125
93125
103025
113025
123025
133025
143025
153025
163025
173025
183025
193025
203025
213025
223125
233125
243125
253125
263125
273125
283125
293125
303125
313125

How October really feels in Santa Rosa

Once humidity and wind are folded in, October averages 31 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in October is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Santa Rosa weather by month

How October compares with the rest of the year at a glance. October is the 12th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan33° / 24°123.311.54.3
Feb34° / 25°112.811.73.6
Mar34° / 25°368.211.93.1
Apr33° / 26°11120.112.22.4
May32° / 26°21327.712.52.3
Jun32° / 25°18125.612.62.5
Jul32° / 25°15925.412.52.5
Aug32° / 25°19227.812.32.4
Sep31° / 25°21428.512.12.4
Oct31° / 25°24129.311.82.5
Nov31° / 25°18325.411.52.9
Dec31° / 25°6112.111.44.1

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 5% of October, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1595
2595
3595
4595
5496
6496
7496
8496
9496
10496
11595
12694
13694
14694
15793
16793
17793
18892
19991
20991
21991
22991
23991
241090
251189
261189
271189
281189
291288
301288
311288

Chance of precipitation in October

Any precipitation

Santa Rosa gets around 241 mm of rain over 29.3 wet days in October, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 94% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
195
295
395
495
595
695
795
895
994
1094
1194
1294
1394
1494
1594
1694
1794
1894
1994
2094
2194
2294
2394
2494
2594
2694
2794
2894
2994
3093
3193

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the miserable band about 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
1793
2793
3793
4892
5892
6892
7892
8991
9991
101090
111090
121189
131189
141288
151288
161288
171288
181288
191288
201288
211288
221288
231288
241189
251189
261189
271090
281090
29991
30991
31991

Wind in October

Winds average 6 km/h in October.

Across October, 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.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 54 min at the start of October to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over October. Sunrise moves from 5:53 AM to 5:56 AM, and sunset from 5:48 PM to 5:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.95:535:48
211.95:535:47
311.95:535:46
411.95:535:46
511.95:535:45
611.95:535:45
711.85:535:44
811.85:535:44
911.85:535:43
1011.85:535:42
1111.85:535:42
1211.85:535:41
1311.85:535:41
1411.85:535:40
1511.85:545:40
1611.85:545:39
1711.85:545:39
1811.75:545:39
1911.75:545:38
2011.75:545:38
2111.75:545:37
2211.75:545:37
2311.75:545:36
2411.75:555:36
2511.75:555:36
2611.75:555:35
2711.75:555:35
2811.75:555:35
2911.65:565:35
3011.65:565:34
3111.65:565:34

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.67 kWh/m².

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 6.22 kWh/m² in March across the year — October's 4.67 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.8Bright
74.8Bright
84.7Bright
94.7Bright
104.7Bright
114.7Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.6Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in October

Hazard calendar for Santa Rosa

In seasonPeak

In October, Santa Rosa sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Santa Rosa's rainy season runs April–November, when most of the year's rain falls.

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

Is October a good time to visit Santa Rosa?

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

2.5
Sightseeing
6th-best month of the year
3.6
Beach & pool
11th-best month of the year

October is a weaker month for outdoor sightseeing in Santa Rosa.

What to pack for Santa Rosa in October

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

In October, Santa Rosa sees daytime highs around 31°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Santa Rosa in October

The nearest coast averages about 29°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in September at about 29°C and coldest in March near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar26Warm
Apr27Warm
May28Tropical
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Tropical

UV index in Santa Rosa in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October peaks around 11 (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 Rosa peaks around June 12 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 highJun 12UV 13Dec 12UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar12Extreme
Apr12Extreme
May12Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in Santa Rosa in October

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Santa Rosa is worst in March — around 42 µg/m³ PM2.5 (poor), about 2.6× the cleanest month (November, 16 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 1841 µg/m³Nov 2116 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb25Moderate
Mar42Poor
Apr31Moderate
May31Moderate
Jun31Moderate
Jul30Moderate
Aug24Moderate
Sep20Moderate
Oct18Moderate
Nov16Moderate
Dec17Moderate
Location & terrain

Where is Santa Rosa?

Santa Rosa sits at 10.4°N, 75.4°W, 38 m above sea level, in Colombia. The nearest listed city is Turbaco, 14 km away.

Topography around Santa Rosa

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

Within 3 km, the terrain around Santa Rosa has only modest variations in elevation — a maximum elevation change of 88 m around an average of 40 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 454 m; within 80 km, large variations in elevation — a maximum elevation change of 812 m.

The land around Santa Rosa is covered by grassland (56%) and trees (39%) within 3 km, trees (45%) and grassland (41%) within 16 km, and water (41%), grassland (28%) and trees (26%) within 80 km.

3 km
88 m
16 km
454 m
80 km
812 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetlandmangroves
October weather nearby: Turbaco 14 km · Cartagena 14 km · Arjona 21 km · San Estanislao 24 km · Repelón 27 km · Luruaco 31 km · Mahates 31 km · Manatí 45 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 Rosa (10.4447°, -75.3697°, elevation 38 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. 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).