Pago Pago weather in August

In August, Pago Pago sees average daytime highs of 27°C and overnight lows near 26°C, with 92 mm of rain across 16.3 wet days and about 11.5 hours of daylight. It is the 12th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 50% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 11 h 24 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is Pago Pago's 1st-clearest and 3rd-windiest month. For the whole year in context, see Pago Pago's year-round climate.

Daytime high
27°
12th warmest
Overnight low
26°
2nd coldest
Rainfall
92 mm
16.3 wet days
Daylight
11 h 30 min
6:41 AM – 6:13 PM
Cloud cover
46%
1st clearest
Wind
26 km/h
3rd windiest
Solar energy
5.11 kWh/m²
Travel score
5.8
out of 10

Pago Pago is capital of American Samoa.

Density
81/km²
people per km²
Founded
1899

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 27°C through the month.

A typical August day in Pago Pago reaches about 27°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 26°C and 28°C. Set against its neighbours, August runs on par with July and on par with September.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12726
22726
32726
42726
52726
62726
72726
82726
92726
102726
112726
122726
132726
142726
152726
162726
172726
182726
192726
202726
212726
222726
232726
242726
252726
262726
272726
282726
292726
302726
312726

How August really feels in Pago Pago

Once humidity and wind are folded in, August 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

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

Pago Pago weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 26°36126.112.83.9
Feb28° / 26°29123.912.53.9
Mar28° / 26°25125.612.13.9
Apr28° / 26°20523.711.74.1
May28° / 26°19121.611.34.8
Jun27° / 26°11518.311.25.3
Jul27° / 26°10717.511.25.7
Aug27° / 26°9216.311.55.8
Sep27° / 26°11917.911.95.5
Oct27° / 26°19320.612.35.0
Nov28° / 26°23123.712.74.3
Dec28° / 26°30924.912.84.1

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17228
27327
37327
47327
57327
67327
77426
87426
97426
107426
117426
127327
137228
147228
157129
167129
177129
187030
196931
206931
216931
226931
236931
246931
256931
266931
276931
286931
297030
307030
317030

Chance of precipitation in August

Any precipitation

Pago Pago gets around 92 mm of rain over 16.3 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 53% and peaks near 55% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
155
255
355
454
554
654
754
854
954
1054
1154
1254
1354
1454
1554
1654
1754
1854
1954
2053
2153
2253
2352
2452
2552
2651
2751
2851
2951
3052
3152

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 83% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1312805
2312805
3312814
4311824
5311824
6311824
7311824
8210853
9210853
10210853
11210853
12210853
13211843
14211843
15211843
16211843
17212833
18112843
19112843
20113833
21113833
22213823
23214813
24214813
25214813
26214813
27214813
28214813
29214813
30214813
31213823

Wind in August

Winds average 26 km/h in August.

Across August, daily wind ranges from about 25 km/h on the calmest days to 26 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
126breezy
226breezy
326breezy
426breezy
526breezy
626breezy
726breezy
826breezy
926breezy
1026breezy
1126breezy
1226breezy
1325breezy
1425breezy
1525breezy
1625breezy
1725breezy
1825breezy
1926breezy
2026breezy
2126breezy
2226breezy
2326breezy
2426breezy
2526breezy
2626breezy
2726breezy
2826breezy
2926breezy
3026breezy
3126breezy

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 24 min at the start of August to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over August. Sunrise moves from 6:48 AM to 6:32 AM, and sunset from 6:10 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.46:486:10
211.46:486:10
311.46:476:10
411.46:476:10
511.46:476:11
611.46:466:11
711.46:466:11
811.46:456:11
911.46:456:11
1011.56:446:12
1111.56:446:12
1211.56:436:12
1311.56:436:12
1411.56:426:12
1511.56:426:12
1611.56:416:13
1711.56:416:13
1811.56:406:13
1911.66:406:13
2011.66:396:13
2111.66:386:13
2211.66:386:13
2311.66:376:13
2411.66:366:13
2511.66:366:14
2611.66:356:14
2711.76:346:14
2811.76:346:14
2911.76:336:14
3011.76:326:14
3111.76:326:14

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.11 kWh/m².

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 6.14 kWh/m² in December across the year — August's 5.11 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.9Bright
74.9Bright
84.9Bright
95.0Bright
105.0Bright
115.0Bright
125.0Bright
135.0Bright
145.0Bright
155.1Bright
165.1Bright
175.1Bright
185.1Bright
195.2Bright
205.2Bright
215.2Bright
225.2Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in August

Is August a good time to visit Pago Pago?

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

5.8
Sightseeing
1st-best month of the year
5.8
Beach & pool
1st-best month of the year

August is a reasonable time to visit Pago Pago for sightseeing.

What to pack for Pago Pago in August

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

In August, Pago Pago sees daytime highs around 27°C and nights near 26°C. Pack rain gear. Worth having: light clothes, sun protection and a windbreaker. About 16 days see rain.

rain gearlight clothessun protectiona windbreaker

Sea temperature near Pago Pago in August

The nearest coast averages about 28°C in August — 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 March at about 29°C and coldest in August near 28°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun28Tropical
Jul28Warm
Aug28Warm
Sep28Warm
Oct28Tropical
Nov29Tropical
Dec29Tropical

UV index in Pago Pago in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Pago Pago peaks around February 14 at about 17 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 14UV 17Jun 20UV 8
UV index (midday)Level
Jan16Extreme
Feb18Extreme
Mar15Extreme
Apr12Extreme
May10Very high
Jun8Very high
Jul9Very high
Aug11Extreme
Sep14Extreme
Oct14Extreme
Nov14Extreme
Dec13Extreme
Location & terrain

Where is Pago Pago?

Pago Pago sits at 14.3°S, 170.7°W, 2 m above sea level, in American Samoa. The nearest listed city is Apia, 125 km away.

Topography around Pago Pago

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

Within 3 km, the terrain around Pago Pago has significant variations in elevation — a maximum elevation change of 577 m around an average of 130 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 582 m; within 80 km, significant variations in elevation — a maximum elevation change of 552 m.

The land around Pago Pago is covered by trees (63%) and water (30%) within 3 km, water (83%) within 16 km, and water (98%) within 80 km.

3 km
577 m
16 km
582 m
80 km
552 m
treesgrasslandartificial surfaceswater
August weather nearby: Apia 125 km · Alofi 537 km · Mata-Utu 601 km · Nuku‘alofa 899 km · Labasa 1,092 km · Levuka 1,146 km · Nasinu 1,226 km · Suva 1,237 km

American Samoa travel facts

Power plugs
Type A / B / I
120 V · 60 Hz
GDP per capita
$18,017
2022
Safe drinking water
91%
of population, 2024
Homicide rate
25.5
per 100k, 2018
Income group
High
World Bank
Religion
Christian 98%

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 Pago Pago (-14.2781°, -170.7025°, elevation 2 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).