Collo weather in October

In October, Collo sees average daytime highs of 24°C and overnight lows near 18°C, with 78 mm of rain across 9.5 wet days and about 11 hours of daylight. It is the 5th-warmest and 6th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 22°C by the end. The sky is clear or mostly clear about 41% of the time in October, and the air most often feels humid.

Daylight stretches from about 11 h 36 min at the start of October to 10 h 30 min by month's end. Set against the rest of the year, October is Collo's 6th-clearest and 8th-windiest month. For the whole year in context, see Collo's year-round climate.

Daytime high
24°
5th warmest
Overnight low
18°
8th coldest
Rainfall
78 mm
9.5 wet days
Daylight
11 hours
6:48 AM – 5:50 PM
Cloud cover
48%
6th clearest
Wind
10 km/h
8th windiest
Solar energy
3.75 kWh/m²
Travel score
7.1
out of 10

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 22°C by the end.

A typical October day in Collo reaches about 24°C in the afternoon and slips back to 18°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 27°C. Set against its neighbours, October runs about 3°C cooler than September and about 5°C warmer than November.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12519
22519
32519
42519
52519
62519
72419
82419
92419
102419
112418
122418
132418
142418
152418
162418
172418
182318
192318
202317
212317
222317
232317
242317
252317
262217
272217
282216
292216
302216
312216

How October really feels in Collo

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.

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

October sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Collo weather by month

How October compares with the rest of the year at a glance. October is the 5th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 10512.89.74.2
Feb15° / 9412.310.64.1
Mar16° / 11°8010.911.75.3
Apr18° / 13°709.512.96.2
May22° / 16°476.8147.4
Jun26° / 20°132.514.58.5
Jul29° / 23°30.614.37.5
Aug30° / 23°102.113.46.7
Sep27° / 21°517.712.37.1
Oct24° / 18°789.5117.1
Nov19° / 14°11213.5105.7
Dec16° / 11°11412.89.54.7

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 20% of October, with mostly cloudy or overcast conditions the remaining 39%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46535
56535
66535
76436
86337
96238
106238
116139
126139
136040
145941
155941
165941
175941
185941
195842
205842
215941
225941
235941
245842
255842
265842
275842
285941
295842
305842
315842

Chance of precipitation in October

Any precipitation

Collo gets around 78 mm of rain over 9.5 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 32% and peaks near 36% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
134
234
333
433
532
632
732
832
932
1031
1131
1231
1331
1431
1531
1631
1731
1831
1931
2031
2130
2230
2330
2430
2531
2631
2732
2833
2934
3035
3136

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the humid band about 40% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
111736397
211837386
311937366
421938356
522039345
622039335
732140325
832141314
942241304
1042242293
1152242283
1262343272
1362343262
1472343252
1582444231
1682544221
1792544211
1892644201
19102744181
20102944170
21113043160
22113143150
23123242130
24133342120
25133541110
26143640100
2715373980
2817393770
2918403660
3020403450
3122413240

Wind in October

Winds average 10 km/h in October.

Across October, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in October

DaylightNight

Daylight runs from about 11 h 36 min at the start of October to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over October. Sunrise moves from 6:34 AM to 7:03 AM, and sunset from 6:12 PM to 5:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.66:346:12
211.66:356:10
311.56:366:08
411.56:376:07
511.56:386:05
611.46:386:04
711.46:396:02
811.36:406:01
911.36:416:00
1011.36:425:58
1111.26:435:57
1211.26:445:55
1311.16:455:54
1411.16:465:53
1511.16:475:51
1611.06:485:50
1711.06:495:48
1811.06:505:47
1910.96:515:46
2010.96:525:45
2110.86:535:43
2210.86:545:42
2310.86:555:41
2410.76:565:40
2510.76:575:38
2610.76:585:37
2710.66:595:36
2810.67:005:35
2910.67:015:34
3010.57:025:33
3110.57:035:32

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 3.75 kWh/m².

For context, solar energy here swings from a low near 2.19 kWh/m² to a high of 7.43 kWh/m² in July across the year — October's 3.75 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.2Bright
54.2Bright
64.1Bright
74.1Bright
84.1Bright
94.0Bright
104.0Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.8Moderate
153.8Moderate
163.7Moderate
173.7Moderate
183.7Moderate
193.6Moderate
203.6Moderate
213.5Moderate
223.5Moderate
233.5Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.3Moderate
283.3Moderate
293.2Moderate
303.2Moderate
313.1Moderate
Planning a trip in October

Hazard calendar for Collo

In seasonPeak

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

Collo's rainy season runs October–April, when most of the year's rain falls.

Collo sees seasonal dust haze (June–July), heaviest in June.

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

Is October a good time to visit Collo?

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

7.1
Sightseeing
4th-best month of the year
5.7
Beach & pool
5th-best month of the year

October is one of the better times to visit Collo for general sightseeing.

What to pack for Collo in October

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

In October, Collo sees daytime highs around 24°C and nights near 18°C. Worth packing: light clothes and rain gear. About 10 days see rain.

light clothesrain gear

Sea temperature near Collo in October

The nearest coast averages about 23°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 14 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from Jun 2 to Nov 13 — about 5.4 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Bracing
Mar15Cool
Apr16Cool
May18Cool
Jun22Refreshing
Jul24Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov20Cool
Dec17Cool

UV index in Collo in October

LowModerateHighVery highExtreme

Clear-sky midday UV in October 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 Collo peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 14UV 9Dec 19UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar5High
Apr7High
May6High
Jun8Very high
Jul9Very high
Aug7High
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Collo 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 Collo is worst in August — around 41 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (May, 24 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateAug 1440 µg/m³May 2424 µg/m³
PM2.5 (µg/m³)Level
Jan25Moderate
Feb26Moderate
Mar29Moderate
Apr28Moderate
May24Moderate
Jun24Moderate
Jul33Moderate
Aug41Poor
Sep26Moderate
Oct26Moderate
Nov25Moderate
Dec26Moderate
Location & terrain

Where is Collo?

Collo sits at 37.0°N, 6.6°E, 33 m above sea level, in Algeria. The nearest listed city is Kerkera, 9.0 km away.

Topography around Collo

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

Within 3 km, the terrain around Collo has significant variations in elevation — a maximum elevation change of 511 m around an average of 89 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,166 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,514 m.

The land around Collo is covered by water (40%) and trees (34%) within 3 km, water (46%) and trees (43%) within 16 km, and water (41%) and trees (24%) within 80 km.

3 km
511 m
16 km
1,166 m
80 km
1,514 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
October weather nearby: Kerkera 9.0 km · Tamalous 20 km · Skikda 34 km · El Milia 38 km · El Arrouch 46 km · Zighout Youcef 54 km · Azzaba 57 km · Grarem 58 km

Algeria travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$6,051
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
69%
of population, 2024
Homicide rate
1.2
per 100k, 2023
Road deaths
20.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 468
Religion
Muslim 99%

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 Collo (37.0056°, 6.5605°, elevation 33 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).