The Valley weather in December

In December, The Valley sees average daytime highs of 26°C and overnight lows near 25°C, with 47 mm of rain across 11.3 wet days and about 10.9 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 73% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 hours at the start of December to 10 h 54 min by month's end. Set against the rest of the year, December is The Valley's 4th-clearest and 3rd-windiest month. For the whole year in context, see The Valley's year-round climate.

Daytime high
26°
8th warmest
Overnight low
25°
5th coldest
Rainfall
47 mm
11.3 wet days
Daylight
10 h 54 min
6:41 AM – 5:36 PM
Cloud cover
34%
4th clearest
Wind
26 km/h
3rd windiest
Solar energy
4.47 kWh/m²
Travel score
6.9
out of 10

The Valley is capital of the island of Anguilla.

Density
748/km²
people per km²

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 26°C through the month.

A typical December day in The Valley reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12725
22725
32725
42725
52625
62625
72625
82625
92625
102625
112625
122625
132625
142625
152625
162625
172625
182625
192625
202625
212625
222625
232625
242625
252625
262625
272625
282625
292625
302625
312625

How December really feels in The Valley

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.

The Valley weather by month

How December compares with the rest of the year at a glance. December is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 24°278.7117.6
Feb25° / 24°216.611.47.8
Mar25° / 24°225.811.98.0
Apr26° / 25°327.712.47.4
May27° / 25°6011.812.86.4
Jun27° / 26°4710.313.16.4
Jul28° / 26°7114.1136.0
Aug28° / 27°8315.112.65.6
Sep28° / 27°11717.212.15.1
Oct28° / 26°12916.111.65.6
Nov27° / 26°10414.811.16.0
Dec26° / 25°4711.310.96.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 73% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 12% of December, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18218
28218
38317
48317
58317
68317
78317
88317
98317
108317
118317
128416
138416
148416
158416
168515
178515
188515
198515
208515
218515
228614
238614
248614
258713
268713
278713
288812
298812
308812
318911

Chance of precipitation in December

Any precipitation

The Valley gets around 47 mm of rain over 11.3 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 36% and peaks near 41% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
141
240
340
440
540
640
740
840
940
1040
1140
1239
1339
1438
1538
1637
1736
1836
1935
2035
2134
2234
2333
2432
2532
2632
2731
2831
2931
3030
3130

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 96% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11417771
21418761
31318771
41318771
51318780
61319770
71319770
81320760
90320770
100321760
110322750
120322750
130323740
140324730
150325720
160326710
170327700
181328680
191429660
201430650
211431640
221432630
231433620
241434610
251435600
261436590
271436590
281337590
290338590
300339580
310340570

Wind in December

Winds average 26 km/h in December.

Across December, daily wind ranges from about 25 km/h on the calmest days to 27 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
125breezy
225breezy
325breezy
425breezy
526breezy
626breezy
726breezy
826breezy
926breezy
1026breezy
1126breezy
1226breezy
1326breezy
1426breezy
1526breezy
1626breezy
1726breezy
1826breezy
1926breezy
2026breezy
2127breezy
2227breezy
2327breezy
2427breezy
2527breezy
2627breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 hours at the start of December to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 6:32 AM to 6:48 AM, and sunset from 5:32 PM to 5:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.06:325:32
211.06:335:32
311.06:345:32
411.06:345:32
511.06:355:32
611.06:355:33
710.96:365:33
810.96:375:33
910.96:375:33
1010.96:385:34
1110.96:385:34
1210.96:395:34
1310.96:395:35
1410.96:405:35
1510.96:405:35
1610.96:415:36
1710.96:425:36
1810.96:425:37
1910.96:435:37
2010.96:435:37
2110.96:445:38
2210.96:445:38
2310.96:445:39
2410.96:455:39
2510.96:455:40
2610.96:465:40
2710.96:465:41
2810.96:475:41
2910.96:475:42
3010.96:475:42
3110.96:485:43

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.47 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.47 kWh/m² to a high of 6.68 kWh/m² in June across the year — December's 4.47 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.6Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.5Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in December

Hazard calendar for The Valley

In seasonPeak

None of The Valley's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

The Valley sits in the Atlantic hurricane belt; the season peaks August–October.

The Valley's rainy season runs July–November, when most of the year's rain falls.

The Valley sees seasonal dust haze (July), heaviest in July.

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

Is December a good time to visit The Valley?

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

6.9
Sightseeing
5th-best month of the year
6.7
Beach & pool
5th-best month of the year

December is a reasonable time to visit The Valley for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for The Valley in December

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

In December, The Valley sees daytime highs around 26°C and nights near 25°C. Worth packing: light clothes, rain gear and a windbreaker. About 11 days see rain.

light clothesrain geara windbreaker

Sea temperature near The Valley 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 offshore is warmest in September at about 29°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
Mar26Warm
Apr27Warm
May27Warm
Jun28Warm
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec27Warm

UV index in The Valley in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 The Valley peaks around April 12 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 17 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 12UV 13Dec 17UV 7
UV index (midday)Level
Jan8Very high
Feb10Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep12Extreme
Oct10Very high
Nov8Very high
Dec7High

Air quality in The Valley 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 The Valley is worst in July — around 23 µg/m³ PM2.5 (moderate), about 4.1× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1223 µg/m³Dec 226 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb8Good
Mar7Good
Apr9Good
May13Moderate
Jun22Moderate
Jul23Moderate
Aug19Moderate
Sep15Moderate
Oct16Moderate
Nov9Good
Dec6Good
Location & terrain

Where is The Valley?

The Valley sits at 18.2°N, 63.1°W, 7 m above sea level, in Anguilla. The nearest listed city is Marigot, 17 km away.

Topography around The Valley

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

Within 3 km, the terrain around The Valley has only modest variations in elevation — a maximum elevation change of 70 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 417 m; within 80 km, large variations in elevation — a maximum elevation change of 808 m.

The land around The Valley is covered by trees (35%) and water (24%) within 3 km, water (88%) within 16 km, and water (99%) within 80 km.

3 km
70 m
16 km
417 m
80 km
808 m
treesshrubsgrasslandartificial surfacesbare terrainwater
December weather nearby: Marigot 17 km · Philipsburg 21 km · Gustavia 42 km · Basseterre 108 km · Codrington 145 km · Road Town 167 km · St. John's 177 km · Brades 182 km

Anguilla travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
110 / 120 / 127 / 240 V · 60 Hz
Religion
Protestant 73%other Christian 11%Roman Catholic 7%none 5%

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 The Valley (18.217°, -63.0578°, elevation 7 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).