Blauwgrond weather in December

In December, Blauwgrond sees average daytime highs of 30°C and overnight lows near 23°C, with 156 mm of rain across 23.8 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 10% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of December to 11 h 42 min by month's end. Set against the rest of the year, December is Blauwgrond's 9th-clearest and 5th-windiest month. For the whole year in context, see Blauwgrond's year-round climate.

Daytime high
30°
9th warmest
Overnight low
23°
7th coldest
Rainfall
156 mm
23.8 wet days
Daylight
11 h 42 min
6:47 AM – 6:27 PM
Cloud cover
70%
9th clearest
Wind
10 km/h
5th windiest
Solar energy
4.81 kWh/m²
Travel score
3.4
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical December day in Blauwgrond reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13124
23124
33124
43124
53024
63024
73024
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
262923
272923
282923
292923
302923
312923

How December really feels in Blauwgrond

Once humidity and wind are folded in, December 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 December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Blauwgrond weather by month

How December compares with the rest of the year at a glance. December is the 9th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°12219.411.74.1
Feb29° / 23°9116.111.84.3
Mar30° / 23°8616.7124.2
Apr30° / 24°15820.512.13.6
May30° / 24°2772712.33.0
Jun30° / 23°31228.312.32.7
Jul31° / 23°24526.512.33.0
Aug31° / 23°1482012.23.4
Sep32° / 24°7813.7123.7
Oct32° / 24°8414.211.93.6
Nov31° / 24°13520.411.73.3
Dec30° / 23°15623.811.73.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 23% of December, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33565
43565
53565
63466
73466
83466
93466
103466
113466
123466
133367
143367
153367
163268
173268
183268
193268
203169
213169
223169
233070
243169
253169
263169
273169
283169
293268
303367
313367

Chance of precipitation in December

Any precipitation

Blauwgrond gets around 156 mm of rain over 23.8 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 76% and peaks near 78% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
177
277
377
478
578
678
778
878
978
1077
1177
1277
1377
1477
1577
1677
1777
1877
1976
2076
2176
2276
2376
2475
2575
2675
2774
2873
2972
3072
3171

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 82% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
106832
206931
307030
407129
507228
607327
707426
807624
907723
1007822
1107921
1208020
1318118
1418217
1518316
1618415
1718514
1818514
1918613
2018712
2118712
2218811
2318811
2418910
251909
261909
271918
281927
291927
301936
311945

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 11 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
1410calm
1510calm
1610calm
1710calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 42 min at the start of December to 11 h 42 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 6:40 AM to 6:54 AM, and sunset from 6:21 PM to 6:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:406:21
211.76:406:21
311.76:416:21
411.76:416:22
511.76:416:22
611.76:426:22
711.76:426:23
811.76:436:23
911.76:436:24
1011.76:446:24
1111.76:446:24
1211.76:456:25
1311.76:456:25
1411.76:466:26
1511.76:466:26
1611.76:476:27
1711.76:476:27
1811.76:486:27
1911.76:486:28
2011.76:496:28
2111.76:496:29
2211.76:506:29
2311.76:506:30
2411.76:516:30
2511.76:516:31
2611.76:516:31
2711.76:526:32
2811.76:526:32
2911.76:536:33
3011.76:536:33
3111.76:546:34

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.81 kWh/m².

For context, solar energy here swings from a low near 4.74 kWh/m² to a high of 6.42 kWh/m² in September across the year — December's 4.81 kWh/m² sits near the bottom.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.0Bright
85.0Bright
94.9Bright
104.9Bright
114.9Bright
124.9Bright
134.9Bright
144.8Bright
154.8Bright
164.8Bright
174.8Bright
184.8Bright
194.8Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
314.7Bright
Planning a trip in December

Hazard calendar for Blauwgrond

In seasonPeak

In December, Blauwgrond sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Blauwgrond's rainy season runs April–August, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Blauwgrond?

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

3.4
Sightseeing
7th-best month of the year
4.7
Beach & pool
9th-best month of the year

December is a weaker month for outdoor sightseeing in Blauwgrond.

What to pack for Blauwgrond in December

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

In December, Blauwgrond sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 24 days see rain.

light clothesrain gearsun protection

Sea temperature near Blauwgrond in December

The nearest coast averages about 27°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 31 km away) is warmest in August at about 28°C and coldest in February near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar27Warm
Apr27Warm
May27Warm
Jun27Warm
Jul28Warm
Aug28Tropical
Sep28Tropical
Oct28Tropical
Nov28Warm
Dec27Warm

UV index in Blauwgrond in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Blauwgrond peaks around March 20 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 20UV 15Dec 11UV 10
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar15Extreme
Apr14Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec10Extreme

Air quality in Blauwgrond in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Blauwgrond is worst in April — around 25 µg/m³ PM2.5 (moderate), about 3.3× the cleanest month (August, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateApr 1125 µg/m³Aug 198 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb25Moderate
Mar24Moderate
Apr25Moderate
May22Moderate
Jun15Moderate
Jul9Good
Aug8Good
Sep9Good
Oct10Good
Nov12Moderate
Dec19Moderate
Location & terrain

Where is Blauwgrond?

Blauwgrond sits at 5.8°N, 55.1°W, 4 m above sea level, in Suriname. The nearest listed city is Rainville, 2.0 km away.

Topography around Blauwgrond

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

Within 3 km, the terrain around Blauwgrond has only modest variations in elevation — a maximum elevation change of 13 m around an average of 1 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 32 m; within 80 km, significant variations in elevation — a maximum elevation change of 290 m.

The land around Blauwgrond is covered by water (40%), artificial surfaces (30%) and grassland (24%) within 3 km, trees (33%) and grassland (25%) within 16 km, and trees (59%) and water (29%) within 80 km.

3 km
13 m
16 km
32 m
80 km
290 m
treesgrasslandartificial surfaceswaterwetlandmangroves
December weather nearby: Rainville 2.0 km · Paramaribo 6.0 km · Munder Buiten 7.0 km · Beekhuizen 7.0 km · Tammenga 9.0 km · Flora 10 km · Welgelegen 11 km · Weg naar Zee 11 km

Suriname travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
127 / 220 V · 60 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$7,070
2025
Happiness
6.3 / 10
World Happiness, 2015
Safe drinking water
56%
of population, 2024
Homicide rate
6.5
per 100k, 2023
Road deaths
15.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 24%Hindu 22%Roman Catholic 22%Muslim 14%

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 Blauwgrond (5.8434°, -55.1193°, elevation 4 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).