New Amsterdam weather in May

In May, New Amsterdam sees average daytime highs of 28°C and overnight lows near 25°C, with 331 mm of rain across 27.6 wet days and about 12.3 hours of daylight. It is the 6th-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 14% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 12 h 12 min at the start of May to 12 h 18 min by month's end. Set against the rest of the year, May is New Amsterdam's 12th-clearest and 5th-windiest month. For the whole year in context, see New Amsterdam's year-round climate.

Daytime high
28°
6th warmest
Overnight low
25°
7th coldest
Rainfall
331 mm
27.6 wet days
Daylight
12 h 18 min
5:38 AM – 5:55 PM
Cloud cover
73%
12th clearest
Wind
14 km/h
5th windiest
Solar energy
4.76 kWh/m²
Travel score
3.8
out of 10

New Amsterdam is city in Guyana.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

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

A typical May day in New Amsterdam reaches about 28°C in the afternoon and slips back to 25°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 29°C. Set against its neighbours, May runs on par with April and on par with June.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12825
22825
32825
42825
52825
62825
72825
82825
92825
102825
112825
122825
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How May really feels in New Amsterdam

Once humidity and wind are folded in, May 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

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

New Amsterdam weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 2nd-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 May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 70%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13763
23862
33763
43763
53664
63664
73565
83565
93466
103466
113466
123367
133268
143268
153169
163070
173070
182971
192971
202872
212773
222773
232575
242575
252476
262377
272476
282476
292476
302476
312476

Chance of precipitation in May

Any precipitation

New Amsterdam gets around 331 mm of rain over 27.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 89% and peaks near 94% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
180
280
381
481
582
683
784
885
986
1086
1187
1288
1388
1489
1589
1690
1790
1891
1991
2092
2192
2293
2393
2493
2593
2694
2794
2894
2994
3094
3194

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 74% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
18119
28020
37921
47822
57723
67624
77525
87426
97327
107327
117228
127228
137228
147228
157228
167228
177228
187228
197228
207228
217228
227228
237327
247327
257327
267426
277426
287426
297426
307426
317426

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 13 km/h on the calmest days to 15 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1415light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in May

DaylightNight

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

Days grow by about 6 minutes over May. Sunrise moves from 5:41 AM to 5:37 AM, and sunset from 5:54 PM to 5:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:415:54
212.25:405:54
312.25:405:54
412.25:405:54
512.25:405:54
612.25:395:54
712.25:395:54
812.25:395:54
912.35:395:54
1012.35:395:54
1112.35:385:54
1212.35:385:54
1312.35:385:54
1412.35:385:55
1512.35:385:55
1612.35:385:55
1712.35:385:55
1812.35:385:55
1912.35:385:55
2012.35:375:55
2112.35:375:56
2212.35:375:56
2312.35:375:56
2412.35:375:56
2512.35:375:56
2612.35:375:56
2712.35:375:57
2812.35:375:57
2912.35:375:57
3012.35:375:57
3112.35:375:57

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 4.76 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 — May's 4.76 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.1Bright
35.1Bright
45.1Bright
55.1Bright
65.0Bright
75.0Bright
85.0Bright
95.0Bright
104.9Bright
114.9Bright
124.8Bright
134.8Bright
144.8Bright
154.8Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.6Bright
214.6Bright
224.6Bright
234.6Bright
244.6Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in May

Is May a good time to visit New Amsterdam?

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

3.8
Sightseeing
10th-best month of the year
4.1
Beach & pool
10th-best month of the year

May is a weaker month for outdoor sightseeing in New Amsterdam.

What to pack for New Amsterdam in May

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

In May, New Amsterdam sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near New Amsterdam in May

The nearest coast averages about 28°C in May — 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 May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 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 May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May 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
May 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).