Adamstown weather in August

In August, Adamstown sees average daytime highs of 21°C and overnight lows near 20°C, with 113 mm of rain across 10.2 wet days and about 11.1 hours of daylight. It is the 11th-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 21°C through the month. The sky is clear or mostly clear about 28% of the time in August, and the air most often feels humid.

Daylight stretches from about 10 h 48 min at the start of August to 11 h 30 min by month's end. Set against the rest of the year, August is Adamstown's 4th-clearest and 2nd-windiest month. For the whole year in context, see Adamstown's year-round climate.

Daytime high
21°
11th warmest
Overnight low
20°
2nd coldest
Rainfall
113 mm
10.2 wet days
Daylight
11 h 06 min
7:11 AM – 6:18 PM
Cloud cover
62%
4th clearest
Wind
26 km/h
2nd windiest
Solar energy
3.93 kWh/m²
Travel score
6.5
out of 10

Adamstown is capital and only settlement on the Pitcairn Islands.

Density
10/km²
people per km²
Founded
1790

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 21°C through the month.

A typical August day in Adamstown reaches about 21°C in the afternoon and slips back to 20°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 23°C. Set against its neighbours, August runs on par with July and on par with September.

15°18°20°23°25°151015202531
Avg high (°C)Avg low (°C)
12220
22220
32220
42220
52220
62220
72120
82120
92120
102120
112120
122120
132120
142120
152120
162120
172120
182120
192120
202120
212120
222120
232120
242120
252120
262120
272120
282120
292120
302120
312120

Adamstown weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 24°11712.913.46.4
Feb26° / 24°10912.812.96.2
Mar26° / 24°10912.212.26.5
Apr25° / 24°13012.911.46.3
May24° / 22°1079.810.86.8
Jun23° / 21°12110.310.56.5
Jul22° / 20°10210.110.66.5
Aug21° / 20°11310.211.16.5
Sep21° / 20°1069.711.86.4
Oct22° / 21°1341112.66.3
Nov23° / 22°1089.713.26.6
Dec24° / 23°15512.713.56.4

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 53%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14555
24456
34456
44357
54357
64357
74357
84258
94258
104357
114357
124555
134654
144654
154753
164753
174852
185050
195050
205248
215248
225248
235149
245149
255050
265050
274852
284753
294753
304753
314654

Chance of precipitation in August

Any precipitation

Adamstown gets around 113 mm of rain over 10.2 wet days in August. 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
334
435
535
636
736
836
936
1036
1135
1235
1334
1433
1533
1632
1731
1831
1930
2030
2130
2229
2329
2429
2529
2629
2730
2830
2930
3030
3131

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 24% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
116223626
216223626
316233626
416233626
516233626
616243525
716243525
816253524
916253424
1016263424
1117263423
1217263423
1317273423
1417273322
1518273322
1618273322
1718273322
1818273322
1918273322
2018273222
2119273222
2219263223
2319263223
2419263223
2519253124
2620253124
2720253124
2820253024
2920263024
3021262924
3121262924

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
1326breezy
1426breezy
1526breezy
1625breezy
1725breezy
1825breezy
1925breezy
2025breezy
2125breezy
2225breezy
2325breezy
2425breezy
2525breezy
2625breezy
2725breezy
2825breezy
2925breezy
3025breezy
3125breezy

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 48 min 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 42 minutes over August. Sunrise moves from 7:22 AM to 6:57 AM, and sunset from 6:11 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.87:226:11
210.87:216:11
310.97:216:12
410.97:206:12
510.97:196:13
610.97:196:13
710.97:186:14
811.07:176:14
911.07:176:15
1011.07:166:15
1111.07:156:16
1211.07:146:16
1311.17:146:17
1411.17:136:17
1511.17:126:18
1611.17:116:18
1711.17:106:18
1811.27:096:19
1911.27:086:19
2011.27:076:20
2111.27:076:20
2211.27:066:21
2311.37:056:21
2411.37:046:21
2511.37:036:22
2611.37:026:22
2711.47:016:23
2811.47:006:23
2911.46:596:23
3011.46:586:24
3111.56:576:24

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 3.93 kWh/m².

For context, solar energy here swings from a low near 3.03 kWh/m² to a high of 6.84 kWh/m² in January across the year — August's 3.93 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.6Moderate
53.6Moderate
63.6Moderate
73.6Moderate
83.6Moderate
93.7Moderate
103.7Moderate
113.7Moderate
123.8Moderate
133.8Moderate
143.9Moderate
153.9Moderate
163.9Moderate
174.0Moderate
184.0Bright
194.1Bright
204.1Bright
214.1Bright
224.2Bright
234.2Bright
244.2Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.4Bright
314.4Bright
Planning a trip in August

Is August a good time to visit Adamstown?

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

6.5
Sightseeing
3rd-best month of the year
4.2
Beach & pool
11th-best month of the year

August is a reasonable time to visit Adamstown for sightseeing.

What to pack for Adamstown in August

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

In August, Adamstown sees daytime highs around 21°C and nights near 20°C. Worth packing: rain gear and a windbreaker. About 10 days see rain.

rain geara windbreaker

Sea temperature near Adamstown in August

The nearest coast averages about 22°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 27°C and coldest in August near 22°C.

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

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb27Warm
Mar27Warm
Apr26Warm
May25Warm
Jun24Refreshing
Jul23Refreshing
Aug22Refreshing
Sep22Refreshing
Oct23Refreshing
Nov24Refreshing
Dec25Warm

UV index in Adamstown in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Adamstown peaks around February 10 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 10UV 14Jun 20UV 5
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar13Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5High
Aug7High
Sep9Very high
Oct12Extreme
Nov14Extreme
Dec12Extreme
Location & terrain

Where is Adamstown?

Adamstown sits at 25.1°S, 130.1°W, 67 m above sea level, in Pitcairn. The nearest listed city is Punaauia, 2,179 km away.

Topography around Adamstown

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

Within 3 km, the terrain around Adamstown has significant variations in elevation — a maximum elevation change of 318 m around an average of 17 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 318 m; within 80 km, significant variations in elevation — a maximum elevation change of 302 m.

The land around Adamstown is covered by water (88%) within 3 km, water (100%) within 16 km, and water (100%) within 80 km.

3 km
318 m
16 km
318 m
80 km
302 m
treesgrasslandwater
August weather nearby: Punaauia 2,179 km · Papeete 2,181 km · Faaa 2,183 km · Moorea 2,205 km · Bora Bora 2,438 km · Avarua 3,058 km · Alofi 4,143 km · Pago Pago 4,398 km

Pitcairn travel facts

Power plugs
Type I
230 V · 50 Hz
Religion
Seventh Day Adventist 100%

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 Adamstown (-25.066°, -130.1015°, elevation 67 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).