Cuilapa weather in December

In December, Cuilapa sees average daytime highs of 28°C and overnight lows near 16°C, with 7 mm of rain across 1.6 wet days and about 11.2 hours of daylight. It is the 5th-warmest and 10th-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 74% of the time in December, and the air most often feels comfortable.

Daylight stretches from about 11 h 12 min at the start of December to 11 h 12 min by month's end. Set against the rest of the year, December is Cuilapa's 3rd-clearest and 2nd-windiest month. For the whole year in context, see Cuilapa's year-round climate.

Daytime high
28°
5th warmest
Overnight low
16°
3rd coldest
Rainfall
7 mm
1.6 wet days
Daylight
11 h 12 min
6:23 AM – 5:32 PM
Cloud cover
28%
3rd clearest
Wind
8 km/h
2nd windiest
Solar energy
5.29 kWh/m²
Travel score
8.2
out of 10

Cuilapa is lungsod.

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 28°C through the month.

A typical December day in Cuilapa reaches about 28°C in the afternoon and slips back to 16°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, December runs on par with November and on par with January.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12716
22816
32816
42816
52816
62816
72816
82816
92816
102816
112816
122816
132816
142816
152816
162816
172816
182816
192816
202816
212816
222816
232816
242816
252816
262816
272816
282816
292816
302816
312816

Cuilapa weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 15°30.711.38.1
Feb29° / 16°41.211.57.2
Mar29° / 17°144.211.96.3
Apr29° / 18°5412.112.35.1
May28° / 18°2372612.73.9
Jun27° / 18°31126.812.83.7
Jul27° / 18°1912312.84.4
Aug27° / 18°26426.712.53.9
Sep26° / 18°36728.912.13.5
Oct26° / 17°29624.611.74.3
Nov27° / 16°569.111.36.8
Dec28° / 16°71.611.28.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 74% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 11%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18119
28218
38317
48416
58614
68614
78713
88812
98911
108911
118911
128911
13919
14919
15919
16919
17919
18919
19919
20919
21919
22919
23919
24919
25919
26919
27919
28919
29919
30919
31919

Chance of precipitation in December

Any precipitation

Cuilapa gets around 7 mm of rain over 1.6 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 6% and peaks near 11% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
111
210
39
48
57
67
76
86
95
105
115
125
135
145
155
165
175
185
195
205
215
225
235
245
254
264
274
284
294
304
314

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the comfortable band about 53% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11342423
21344413
31345393
41347383
51348372
61349352
71351342
81451332
91452322
101453312
111552312
121553302
131654291
141654291
151754281
161755271
171855261
181955251
192054251
202055241
212155231
222156221
232255221
242257210
252356210
262357200
272358190
282358190
292458180
302458180
312558170

Wind in December

Winds average 8 km/h in December.

Across December, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 12 min at the start of December to 11 h 12 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 6:14 AM to 6:29 AM, and sunset from 5:27 PM to 5:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:145:27
211.26:155:28
311.26:165:28
411.26:165:28
511.26:175:28
611.26:175:29
711.26:185:29
811.26:185:29
911.26:195:30
1011.26:195:30
1111.26:205:30
1211.26:205:31
1311.26:215:31
1411.26:225:31
1511.26:225:32
1611.26:235:32
1711.26:235:33
1811.26:245:33
1911.26:245:33
2011.26:255:34
2111.26:255:34
2211.26:255:35
2311.26:265:35
2411.26:265:36
2511.26:275:36
2611.26:275:37
2711.26:285:37
2811.26:285:38
2911.26:295:38
3011.26:295:39
3111.26:295:39

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.29 kWh/m².

For context, solar energy here swings from a low near 4.86 kWh/m² to a high of 6.45 kWh/m² in March across the year — December's 5.29 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.2Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.2Bright
165.2Bright
175.3Bright
185.3Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.3Bright
245.3Bright
255.3Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.4Bright
315.4Bright
Planning a trip in December

Hazard calendar for Cuilapa

In seasonPeak

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

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

Cuilapa's monsoon runs May–October, when most of the year's rain falls.

Atlantic hurricane
Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is December a good time to visit Cuilapa?

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

8.2
Sightseeing
1st-best month of the year
8.6
Beach & pool
3rd-best month of the year

December is one of the better times to visit Cuilapa for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Cuilapa in December

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

In December, Cuilapa sees daytime highs around 28°C and nights near 16°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Cuilapa in December

The nearest coast averages about 29°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 45 km away) is warmest in August at about 30°C and coldest in January near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Cuilapa in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Cuilapa peaks around April 13 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 23 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highApr 13UV 14Nov 23UV 9
UV index (midday)Level
Jan10Very high
Feb13Extreme
Mar13Extreme
Apr14Extreme
May12Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Cuilapa 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 Cuilapa is worst in April — around 34 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (January, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 2233 µg/m³Jan 1416 µg/m³
PM2.5 (µg/m³)Level
Jan16Moderate
Feb17Moderate
Mar21Moderate
Apr34Moderate
May32Moderate
Jun23Moderate
Jul23Moderate
Aug21Moderate
Sep21Moderate
Oct21Moderate
Nov20Moderate
Dec17Moderate
Location & terrain

Where is Cuilapa?

Cuilapa sits at 14.3°N, 90.3°W, 983 m above sea level, in Guatemala. The nearest listed city is Barberena, 8.0 km away.

GuazacapánFraijanesSan José PinulaVilla CanalesJalpataguaPetapaSanta Catarina Pinula

Topography around Cuilapa

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

Within 3 km, the terrain around Cuilapa has large variations in elevation — a maximum elevation change of 742 m around an average of 898 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,813 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,937 m.

The land around Cuilapa is covered by trees (66%) and grassland (24%) within 3 km, trees (78%) within 16 km, and trees (47%) and grassland (22%) within 80 km.

3 km
742 m
16 km
1,813 m
80 km
3,937 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
December weather nearby: Barberena 8.0 km · Guazacapán 26 km · Fraijanes 26 km · San José Pinula 33 km · Villa Canales 34 km · Jalpatagua 35 km · Petapa 38 km · Santa Catarina Pinula 39 km

Guatemala travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 43% of US
price level, 2025
GDP per capita
$6,598
2025
Happiness
6.5 / 10
World Happiness, 2025
Safe drinking water
49%
of population, 2024
Homicide rate
23.4
per 100k, 2023
Road deaths
22.9
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Moderate
EF EPI 510
Religion
Evangelical 46%Roman Catholic 42%none 11%

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 Cuilapa (14.2754°, -90.2986°, elevation 983 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).