New Amsterdam weather in August

In August, New Amsterdam sees average daytime highs of 29°C and overnight lows near 25°C, with 169 mm of rain across 24.3 wet days and about 12.2 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 44% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of August to 12 h 06 min by month's end. Set against the rest of the year, August is New Amsterdam's 2nd-clearest and 11th-windiest month. For the whole year in context, see New Amsterdam's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
25°
9th coldest
Rainfall
169 mm
24.3 wet days
Daylight
12 h 12 min
5:48 AM – 6:00 PM
Cloud cover
48%
2nd clearest
Wind
11 km/h
11th windiest
Solar energy
5.59 kWh/m²
Travel score
4.0
out of 10

New Amsterdam is city in Guyana.

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 29°C through the month.

A typical August day in New Amsterdam reaches about 29°C in the afternoon and slips back to 25°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, August runs on par with July and on par with September.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12925
22925
32925
42925
52925
62925
72925
82925
92925
102925
112925
122925
132925
142925
152925
162925
172925
182925
192925
202925
212925
222925
232925
242925
252925
262925
272925
282925
292926
302926
312926

How August really feels in New Amsterdam

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

New Amsterdam weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°18223.511.74.5
Feb27° / 24°12919.311.84.9
Mar28° / 25°11419.1125.1
Apr28° / 25°16821.312.14.6
May28° / 25°33127.612.33.8
Jun28° / 25°37429.112.43.5
Jul28° / 24°28629.312.33.5
Aug29° / 25°16924.312.24.0
Sep29° / 26°8916.8124.6
Oct29° / 26°9717.211.94.6
Nov29° / 25°17822.811.74.0
Dec28° / 25°23626.711.64.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 25% of August, with mostly cloudy or overcast conditions the remaining 31%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15941
26040
36139
46139
56238
66337
76436
86436
96634
106634
116733
126733
136733
146733
156832
166832
176931
186931
197030
207129
217129
227228
237327
247327
257426
267426
277624
287624
297624
307723
317723

Chance of precipitation in August

Any precipitation

New Amsterdam gets around 169 mm of rain over 24.3 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 78% and peaks near 89% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
189
288
388
487
587
687
786
886
985
1085
1185
1284
1384
1483
1583
1682
1781
1880
1979
2077
2176
2274
2372
2471
2569
2667
2766
2865
2963
3062
3161

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 68% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
18020
28020
37921
47822
57723
67624
77525
87426
97327
107228
117129
127129
137030
146931
156931
166832
176733
186634
196634
206535
216436
226436
236337
246238
256238
266139
276040
285941
295842
305842
315743

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2912calm
3012calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 18 min at the start of August to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over August. Sunrise moves from 5:48 AM to 5:46 AM, and sunset from 6:04 PM to 5:54 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:486:04
212.35:486:04
312.35:486:04
412.35:486:04
512.35:486:04
612.35:486:03
712.25:486:03
812.25:486:03
912.25:486:03
1012.25:486:02
1112.25:486:02
1212.25:486:02
1312.25:486:01
1412.25:486:01
1512.25:486:01
1612.25:486:00
1712.25:486:00
1812.25:486:00
1912.25:485:59
2012.25:485:59
2112.25:485:58
2212.25:475:58
2312.25:475:58
2412.25:475:57
2512.25:475:57
2612.25:475:56
2712.15:475:56
2812.15:475:55
2912.15:475:55
3012.15:465:54
3112.15:465:54

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.59 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 6.06 kWh/m² in September across the year — August's 5.59 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in August

Is August a good time to visit New Amsterdam?

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

4.0
Sightseeing
7th-best month of the year
5.0
Beach & pool
5th-best month of the year

August is a reasonable time to visit New Amsterdam for sightseeing.

What to pack for New Amsterdam in August

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

In August, New Amsterdam sees daytime highs around 29°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near New Amsterdam in August

The nearest coast averages about 29°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 21 km away) is warmest in September at about 29°C and coldest in February near 27°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
Jan27Warm
Feb27Warm
Mar27Warm
Apr27Warm
May28Warm
Jun28Warm
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in New Amsterdam in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in New Amsterdam peaks around March 22 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 12 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 22UV 15Dec 12UV 10
UV index (midday)Level
Jan12Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in New Amsterdam in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in New Amsterdam is worst in April — around 27 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (August, 11 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1226 µg/m³Aug 1612 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb23Moderate
Mar25Moderate
Apr27Moderate
May21Moderate
Jun17Moderate
Jul13Moderate
Aug11Good
Sep13Moderate
Oct16Moderate
Nov15Moderate
Dec17Moderate
Location & terrain

Where is New Amsterdam?

New Amsterdam sits at 6.2°N, 57.5°W, 1 m above sea level, in Guyana. The nearest listed city is Linden, 92 km away.

LindenGeorgetownParikaBartica

Topography around New Amsterdam

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

Within 3 km, the terrain around New Amsterdam has only modest variations in elevation — a maximum elevation change of 20 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 36 m; within 80 km, only modest variations in elevation — a maximum elevation change of 86 m.

The land around New Amsterdam is covered by grassland (40%) and water (27%) within 3 km, grassland (37%) and water (20%) within 16 km, and trees (35%) and water (32%) within 80 km.

3 km
20 m
16 km
36 m
80 km
86 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
August weather nearby: Linden 92 km · Georgetown 94 km · Parika 120 km · Bartica 124 km · Weg naar Zee 258 km · Welgelegen 258 km · Lelydorp 260 km · Latour 260 km

Guyana travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B / D / G
240 V · 60 Hz
Prices
≈ 33% of US
price level, 2025
GDP per capita
$32,414
2025
Happiness
6.0 / 10
World Happiness, 2011
Safe drinking water
67%
of population, 2024
Homicide rate
19.1
per 100k, 2023
Road deaths
22.3
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 35%Hindu 25%other Christian 21%Roman Catholic 7%

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 New Amsterdam (6.2492°, -57.5158°, elevation 1 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).