Saint-Pierre weather in August

In August, Saint-Pierre sees average daytime highs of 20°C and overnight lows near 15°C, with 45 mm of rain across 12.6 wet days and about 11.3 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 20°C through the month. The sky is clear or mostly clear about 29% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 11 hours at the start of August to 11 h 30 min by month's end. Set against the rest of the year, August is Saint-Pierre's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Saint-Pierre's year-round climate.

Daytime high
20°
11th warmest
Overnight low
15°
2nd coldest
Rainfall
45 mm
12.6 wet days
Daylight
11 h 18 min
6:44 AM – 6:00 PM
Cloud cover
52%
3rd clearest
Wind
9 km/h
3rd windiest
Solar energy
4.87 kWh/m²
Travel score
6.1
out of 10

Saint-Pierre is French commune in Réunion.

Density
876/km²
people per km²
Founded
1735

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 20°C through the month.

A typical August day in Saint-Pierre reaches about 20°C in the afternoon and slips back to 15°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 21°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12015
22015
32015
42015
52015
62015
72015
82015
92015
102015
112015
122015
132015
142015
152015
162015
172015
182015
192015
202015
212015
222015
232015
242015
252015
262015
272015
282015
292015
302015
312015

Saint-Pierre weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 21°28023.913.24.5
Feb25° / 21°26422.712.74.4
Mar25° / 20°21221.312.25.0
Apr24° / 19°9318.211.55.6
May22° / 18°8617.1115.8
Jun20° / 16°5013.710.75.9
Jul20° / 15°4914.310.85.7
Aug20° / 15°4512.611.36.1
Sep21° / 15°451211.96.2
Oct22° / 16°5613.412.56.2
Nov24° / 18°9616.4135.8
Dec25° / 20°17421.613.35.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 34% of August, with mostly cloudy or overcast conditions the remaining 37%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16535
26535
36535
46535
56436
66436
76436
86436
96535
106535
116535
126535
136535
146337
156337
166337
176337
186238
196139
206139
216139
226139
236139
246139
256139
266139
276139
286139
296139
306139
316139

Chance of precipitation in August

Any precipitation

Saint-Pierre gets around 45 mm of rain over 12.6 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 41% and peaks near 45% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
143
243
343
443
543
642
742
841
940
1039
1138
1238
1337
1437
1537
1637
1737
1837
1937
2037
2138
2239
2340
2441
2542
2643
2744
2845
2945
3045
3145

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 52% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
145469
246469
346468
446468
546468
647467
747477
847476
946486
1046486
1145495
1245505
1344515
1443534
1543534
1642544
1741554
1841554
1940564
2040564
2140564
2240564
2340564
2440564
2540564
2640564
2740564
2840555
2941545
3041545
3141545

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 9 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
119calm
129calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

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

Days grow by about 30 minutes over August. Sunrise moves from 6:54 AM to 6:32 AM, and sunset from 5:55 PM to 6:05 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:545:55
211.06:535:55
311.06:535:55
411.16:525:56
511.16:525:56
611.16:515:56
711.16:505:57
811.16:505:57
911.16:495:58
1011.26:495:58
1111.26:485:58
1211.26:475:59
1311.26:465:59
1411.26:465:59
1511.26:456:00
1611.36:446:00
1711.36:446:00
1811.36:436:01
1911.36:426:01
2011.36:416:01
2111.46:406:02
2211.46:406:02
2311.46:396:02
2411.46:386:03
2511.46:376:03
2611.56:366:03
2711.56:356:03
2811.56:346:04
2911.56:336:04
3011.56:336:04
3111.56:326:05

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.87 kWh/m².

For context, solar energy here swings from a low near 3.93 kWh/m² to a high of 7.11 kWh/m² in November across the year — August's 4.87 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.6Bright
74.6Bright
84.6Bright
94.7Bright
104.7Bright
114.7Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.9Bright
174.9Bright
184.9Bright
195.0Bright
205.0Bright
215.0Bright
225.0Bright
235.1Bright
245.1Bright
255.2Bright
265.2Bright
275.2Bright
285.3Bright
295.3Bright
305.3Bright
315.4Bright
Planning a trip in August

Hazard calendar for Saint-Pierre

In seasonPeak

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

Saint-Pierre sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Saint-Pierre's monsoon runs December–March, when most of the year's rain falls.

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

Is August a good time to visit Saint-Pierre?

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

6.1
Sightseeing
3rd-best month of the year
3.1
Beach & pool
11th-best month of the year

August is a reasonable time to visit Saint-Pierre for sightseeing.

What to pack for Saint-Pierre in August

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

In August, Saint-Pierre sees daytime highs around 20°C and nights near 15°C. Worth packing: rain gear and sun protection. About 13 days see rain.

rain gearsun protection

Sea temperature near Saint-Pierre in August

The nearest coast averages about 23°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in February at about 28°C and coldest in August near 23°C.

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

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar28Warm
Apr27Warm
May26Warm
Jun25Warm
Jul24Refreshing
Aug23Refreshing
Sep23Refreshing
Oct24Warm
Nov25Warm
Dec27Warm

UV index in Saint-Pierre in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Saint-Pierre peaks around January 17 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 10 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 17UV 16Jul 10UV 6
UV index (midday)Level
Jan17Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun6High
Jul6High
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov13Extreme
Dec14Extreme
Location & terrain

Where is Saint-Pierre?

Saint-Pierre sits at 21.3°S, 55.5°E, 36 m above sea level, in Reunion. The nearest listed city is Le Tampon, 8.0 km away.

Le TamponSaint-LouisSaint-JosephPiton Saint-LeuSaint-LeuSaint-BenoîtSaint-PaulSaint-André

Topography around Saint-Pierre

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

Within 3 km, the terrain around Saint-Pierre has only modest variations in elevation — a maximum elevation change of 227 m around an average of 54 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,751 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,030 m.

The land around Saint-Pierre is covered by water (38%), artificial surfaces (23%) and trees (21%) within 3 km, water (51%) and trees (31%) within 16 km, and water (79%) within 80 km.

3 km
227 m
16 km
1,751 m
80 km
3,030 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Le Tampon 8.0 km · Saint-Louis 9.0 km · Saint-Joseph 15 km · Piton Saint-Leu 22 km · Saint-Leu 27 km · Saint-Benoît 42 km · Saint-Paul 42 km · Saint-André 45 km

Reunion travel facts

Power plugs
Type C / E
220 V · 50 Hz

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 Saint-Pierre (-21.3393°, 55.4781°, elevation 36 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).