Port-aux-Français weather in October

In October, Port-aux-Français sees average daytime highs of 5°C and overnight lows near 0°C, with 69 mm of precipitation across 14.3 wet days and about 13.5 hours of daylight. It is the 8th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 5°C through the month. The sky is clear or mostly clear about 5% of the time in October, and the air most often feels dry.

Daylight stretches from about 12 h 36 min at the start of October to 14 h 24 min by month's end. Set against the rest of the year, October is Port-aux-Français's 7th-clearest and 2nd-windiest month. For the whole year in context, see Port-aux-Français's year-round climate.

Daytime high
8th warmest
Overnight low
5th coldest
Precipitation
69 mm
14.3 wet days
Daylight
13 h 30 min
5:19 AM – 6:49 PM
Cloud cover
78%
7th clearest
Wind
28 km/h
2nd windiest
Solar energy
4.35 kWh/m²
Travel score
0.1
out of 10

Port-aux-Français is research station in Kerguelen, French Southern and Antarctic Territories.

Founded
1951

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

Temperature in October

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 5°C through the month.

A typical October day in Port-aux-Français reaches about 5°C in the afternoon and slips back to 0°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 2°C and 8°C. Set against its neighbours, October runs about 1°C warmer than September and about 2°C cooler than November.

-5°10°151015202531
Avg high (°C)Avg low (°C)
140
240
340
450
550
650
750
850
950
1050
1150
1250
1350
1450
1550
1650
1750
1850
1950
2050
2151
2251
2361
2461
2561
2661
2761
2861
2961
3061
3161

How October really feels in Port-aux-Français

Once humidity and wind are folded in, October averages 0 days that feel above 32°C and 31 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
31
wind chill below the day's low

The story in October is cold — wind chill drags the overnight "feels like" below the raw low.

Port-aux-Français weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 6813.50.615.61.8
Feb10° / 5811.60.214.21.9
Mar / 7113.10.512.51.6
Apr / 7613.31.510.61.0
May / 7914.63.68.90.2
Jun / 7714.45.580.0
Jul / -1°8815.97.58.40.0
Aug / -1°7814.16.49.80.0
Sep / -1°7814.57.211.60.0
Oct / 6914.34.513.50.1
Nov / 7215.52.815.10.6
Dec / 7715.60.8161.2

Cloud cover in October

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 5% of the time in October.

Beyond those clear spells, partly cloudy skies cover about 18% of October, with mostly cloudy or overcast conditions the remaining 77%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22971
32971
42971
52971
62971
72971
82872
92773
102773
112773
122575
132476
142476
152377
162278
172278
182179
192179
202080
211981
221882
231882
241882
251882
261882
271882
281981
291981
302080
312179

Chance of precipitation in October

Any precipitationSnow

Port-aux-Français gets around 69 mm of rain and snow over 14.3 wet days in October. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 48% and peaks near 50% on the wettest days, and about 5 days bring snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
14518
24518
34417
44417
54417
64517
74517
84617
94616
104716
114816
124816
134916
144915
155015
165015
175015
185014
194914
204914
214914
224814
234813
244813
254813
264813
274814
284814
294914
305014
315014

Humidity in October

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, October lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in October

Winds average 28 km/h in October.

Across October, daily wind ranges from about 27 km/h on the calmest days to 28 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
128breezy
228breezy
328breezy
428breezy
528breezy
628breezy
728breezy
828breezy
928breezy
1028breezy
1128breezy
1228breezy
1328breezy
1428breezy
1528breezy
1628breezy
1728breezy
1828breezy
1928breezy
2027breezy
2127breezy
2227breezy
2327breezy
2427breezy
2527breezy
2627breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in October

DaylightNight

Daylight runs from about 12 h 36 min at the start of October to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 108 minutes over October. Sunrise moves from 5:51 AM to 4:52 AM, and sunset from 6:25 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.65:516:25
212.65:496:27
312.75:466:29
412.85:446:30
512.85:426:32
612.95:406:33
713.05:386:35
813.05:366:36
913.15:346:38
1013.15:316:40
1113.25:296:41
1213.35:276:43
1313.35:256:44
1413.45:236:46
1513.45:216:48
1613.55:196:49
1713.65:176:51
1813.65:156:52
1913.75:136:54
2013.75:116:56
2113.85:096:57
2213.95:086:59
2313.95:067:00
2414.05:047:02
2514.05:027:04
2614.15:007:05
2714.14:597:07
2814.24:577:09
2914.34:557:10
3014.34:537:12
3114.44:527:14

Solar energy in October

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in October, about 4.35 kWh/m².

For context, solar energy here swings from a low near 0.85 kWh/m² to a high of 5.89 kWh/m² in December across the year — October's 4.35 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.8Moderate
23.9Moderate
33.9Moderate
44.0Moderate
54.0Bright
64.0Bright
74.1Bright
84.1Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.4Bright
184.4Bright
194.4Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.6Bright
254.6Bright
264.7Bright
274.7Bright
284.7Bright
294.8Bright
304.8Bright
314.9Bright
Planning a trip in October

Is October a good time to visit Port-aux-Français?

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

0.1
Sightseeing
8th-best month of the year
Beach & pool
never really warm enough

October is a weaker month for outdoor sightseeing in Port-aux-Français.

What to pack for Port-aux-Français in October

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

In October, Port-aux-Français sees daytime highs around 5°C and nights near 0°C. Pack a warm layer and rain gear. Worth having: a heavy coat and a windbreaker. About 14 days see rain.

a warm layerrain geara heavy coata windbreaker

Sea temperature near Port-aux-Français in October

The nearest coast averages about 3°C in October — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in March at about 7°C and coldest in September near 3°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

2°4°6°8°JanFebMarAprMayJunJulAugSepOctNovDecbracing
Sea temperature (°C)Comfort
Jan6Bracing
Feb6Bracing
Mar7Bracing
Apr6Bracing
May5Bracing
Jun4Bracing
Jul3Bracing
Aug3Bracing
Sep3Bracing
Oct3Bracing
Nov4Bracing
Dec5Bracing

UV index in Port-aux-Français 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 Port-aux-Français peaks around January 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near June 23 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 6 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highModerateLowModerateVery highJan 19UV 9Jun 23UV 1
UV index (midday)Level
Jan9Very high
Feb8Very high
Mar5Moderate
Apr2Moderate
May1Low
Jun1Low
Jul1Low
Aug2Low
Sep3Moderate
Oct5Moderate
Nov7Very high
Dec8Very high
Location & terrain

Where is Port-aux-Français?

Port-aux-Français sits at 49.3°S, 70.2°E, 11 m above sea level, in French Southern Territories. The nearest listed city is Saint-Joseph, 3,367 km away.

Topography around Port-aux-Français

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Port-aux-Français.

Within 3 km, the terrain around Port-aux-Français has only modest variations in elevation — a maximum elevation change of 68 m around an average of 20 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 854 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,652 m.

The land around Port-aux-Français is covered by grassland (42%), water (36%) and bare terrain (20%) within 3 km, water (41%) and grassland (37%) within 16 km, and water (69%) within 80 km.

3 km
68 m
16 km
854 m
80 km
1,652 m
grasslandbare terrainsnow and icewaterwetland
October weather nearby: Saint-Joseph 3,367 km · Tôlanaro 3,369 km · Saint-Pierre 3,376 km · Le Tampon 3,381 km · Saint-Louis 3,383 km · Piton Saint-Leu 3,394 km · Souillac 3,398 km · Saint-Benoît 3,399 km

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Port-aux-Français (-49.3492°, 70.2194°, elevation 11 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).