Pago Pago weather in December

In December, Pago Pago sees average daytime highs of 28°C and overnight lows near 26°C, with 309 mm of rain across 24.9 wet days and about 12.8 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 18% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of December to 12 h 48 min by month's end. Set against the rest of the year, December is Pago Pago's 10th-clearest and 8th-windiest month. For the whole year in context, see Pago Pago's year-round climate.

Daytime high
28°
5th warmest
Overnight low
26°
7th coldest
Rainfall
309 mm
24.9 wet days
Daylight
12 h 48 min
5:54 AM – 6:44 PM
Cloud cover
72%
10th clearest
Wind
19 km/h
8th windiest
Solar energy
6.14 kWh/m²
Travel score
4.1
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 December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical December day in Pago Pago reaches about 28°C in the afternoon and slips back to 26°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 28°C. Set against its neighbours, December runs on par with November and on par with January.

24°26°28°30°32°151015202531
Avg high (°C)Avg low (°C)
12826
22826
32826
42826
52826
62826
72826
82826
92826
102826
112826
122826
132826
142826
152826
162826
172826
182826
192826
202826
212826
222826
232826
242826
252826
262826
272826
282826
292826
302826
312826

How December really feels in Pago Pago

Once humidity and wind are folded in, December 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

December 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 December compares with the rest of the year at a glance. December is the 5th-warmest and 2nd-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 December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 18% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 14% of December, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33367
43268
53169
63169
73070
83169
93169
103169
113169
123169
133169
143268
153367
163466
173466
183466
193565
203565
213565
223466
233367
243367
253268
263268
273169
283070
293070
302872
312872

Chance of precipitation in December

Any precipitation

Pago Pago gets around 309 mm of rain over 24.9 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 81% and peaks near 83% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
181
281
381
481
581
681
781
881
981
1081
1181
1281
1381
1481
1581
1680
1780
1880
1980
2080
2180
2280
2380
2480
2581
2681
2781
2882
2982
3083
3183

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 50% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
125543
225543
325543
425543
525642
625642
725642
825543
925543
1025444
1115544
1215445
1315445
1415346
1515247
1615247
1715148
1815049
1914950
2014851
2114851
2214752
2314752
2414653
2514653
2614554
2714554
2814554
2914455
3014455
3114455

Wind in December

Winds average 19 km/h in December.

Across December, daily wind ranges from about 19 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
420light breeze
520light breeze
620light breeze
720light breeze
820light breeze
920light breeze
1020light breeze
1120light breeze
1220light breeze
1320light breeze
1420light breeze
1520light breeze
1619light breeze
1719light breeze
1819light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 48 min at the start of December to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over December. Sunrise moves from 5:49 AM to 6:01 AM, and sunset from 6:36 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:496:36
212.85:496:37
312.85:496:37
412.85:506:38
512.85:506:38
612.85:506:39
712.85:516:39
812.85:516:40
912.85:516:40
1012.85:526:41
1112.85:526:42
1212.85:526:42
1312.85:536:43
1412.85:536:43
1512.85:536:44
1612.85:546:44
1712.85:546:45
1812.85:556:45
1912.85:556:46
2012.85:566:46
2112.85:566:47
2212.85:566:47
2312.85:576:48
2412.85:576:48
2512.85:586:48
2612.85:586:49
2712.85:596:49
2812.85:596:50
2912.86:006:50
3012.86:006:51
3112.86:016:51

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.14 kWh/m² — the sunniest month for solar.

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 — December's 6.14 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
26.0Bright
36.0Bright
46.0Bright
56.0Bright
66.0Bright
76.0Bright
86.0Bright
96.0Bright
106.0Bright
116.0Bright
126.0Bright
136.0Bright
146.0Intense
156.0Intense
166.0Intense
176.0Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.2Intense
Planning a trip in December

Is December a good time to visit Pago Pago?

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

4.1
Sightseeing
8th-best month of the year
4.4
Beach & pool
9th-best month of the year

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

What to pack for Pago Pago in December

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

In December, Pago Pago sees daytime highs around 28°C and nights near 26°C. Pack light clothes, rain gear and sun protection. About 25 days see rain.

light clothesrain gearsun protection

Sea temperature near Pago Pago in December

The nearest coast averages about 29°C in December — 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 December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (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
December 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).