Guazacapán weather in January

In January, Guazacapán sees average daytime highs of 30°C and overnight lows near 22°C, with 4 mm of rain across 1.2 wet days and about 11.3 hours of daylight. It is the 4th-warmest and 11th-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 89% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 12 min at the start of January to 11 h 24 min by month's end. Set against the rest of the year, January is Guazacapán's 1st-clearest and 2nd-windiest month. For the whole year in context, see Guazacapán's year-round climate.

Daytime high
30°
4th warmest
Overnight low
22°
1st coldest
Rainfall
4 mm
1.2 wet days
Daylight
11 h 18 min
6:33 AM – 5:49 PM
Cloud cover
17%
1st clearest
Wind
8 km/h
2nd windiest
Solar energy
5.63 kWh/m²
Travel score
7.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

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

A typical January day in Guazacapán reaches about 30°C in the afternoon and slips back to 22°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, January runs on par with December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12922
23022
33022
43022
53022
63022
73022
83022
93022
103022
113022
123022
133022
143022
152922
162922
172922
182922
192922
203022
213022
223022
233022
243022
253022
263022
273022
283022
293022
303022
313022

How January really feels in Guazacapán

Once humidity and wind are folded in, January 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

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

Guazacapán weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 22°41.211.37.0
Feb30° / 23°41.211.56.7
Mar30° / 23°134.511.96.0
Apr30° / 24°4110.712.35.0
May29° / 25°19524.612.63.5
Jun29° / 24°27927.112.83.2
Jul29° / 24°19326.712.73.3
Aug29° / 24°22228.312.53.2
Sep28° / 24°33028.512.13.1
Oct28° / 24°29126.311.73.6
Nov29° / 23°7412.511.35.4
Dec29° / 22°113.511.26.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 89% of the time in January, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 5% of January, with mostly cloudy or overcast conditions the remaining 6%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1937
2937
3937
4937
5937
6937
7946
8946
9946
10955
11955
12964
13964
14964
15964
16964
17964
18955
19955
20955
21946
22946
23946
24946
25946
26937
27937
28937
29946
30946
31946

Chance of precipitation in January

Any precipitation

Guazacapán gets around 4 mm of rain over 1.2 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 6% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
16
25
35
45
55
65
74
84
94
104
114
124
134
144
154
164
174
184
194
204
214
224
234
244
254
264
274
284
293
303
313

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the muggy band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 76% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
114156515
214156614
315156514
415166513
515166513
615176512
715176512
815186511
915186511
1025196410
1125196410
122619649
132619649
142619658
152619658
162619658
172619658
182619658
191620658
201620658
211619668
221619668
231519678
241518688
251518688
261417708
270417709
281416709
291316719
301315729
311315729

Wind in January

Winds average 8 km/h in January.

Across January, daily wind ranges from about 8 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
18calm
28calm
38calm
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 January

DaylightNight

Daylight runs from about 11 h 12 min at the start of January to 11 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over January. Sunrise moves from 6:29 AM to 6:34 AM, and sunset from 5:40 PM to 5:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:295:40
211.26:305:41
311.26:305:41
411.26:305:42
511.26:315:42
611.26:315:43
711.26:315:44
811.26:325:44
911.26:325:45
1011.26:325:45
1111.26:325:46
1211.26:335:46
1311.26:335:47
1411.26:335:47
1511.26:335:48
1611.36:335:49
1711.36:345:49
1811.36:345:50
1911.36:345:50
2011.36:345:51
2111.36:345:51
2211.36:345:52
2311.36:345:52
2411.36:345:53
2511.36:345:53
2611.36:345:54
2711.36:345:54
2811.36:345:55
2911.46:345:55
3011.46:345:56
3111.46:345:56

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.63 kWh/m².

For context, solar energy here swings from a low near 4.97 kWh/m² to a high of 6.57 kWh/m² in March across the year — January's 5.63 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.8Bright
255.8Bright
265.8Bright
275.8Bright
285.8Bright
295.8Bright
305.8Bright
315.9Bright
Planning a trip in January

Hazard calendar for Guazacapán

In seasonPeak

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

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

Guazacapán'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 January a good time to visit Guazacapán?

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

7.0
Sightseeing
1st-best month of the year
9.1
Beach & pool
1st-best month of the year

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

What to pack for Guazacapán in January

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

In January, Guazacapán sees daytime highs around 30°C and nights near 22°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Guazacapán in January

The nearest coast averages about 28°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 23 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 Guazacapán in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Guazacapán peaks around April 10 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 11 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highApr 10UV 13Dec 11UV 8
UV index (midday)Level
Jan9Very high
Feb12Extreme
Mar13Extreme
Apr13Extreme
May11Extreme
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct10Extreme
Nov8Very high
Dec8Very high

Air quality in Guazacapán in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Guazacapán is worst in April — around 47 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModeratePoorApr 2046 µg/m³Jul 2030 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb34Moderate
Mar37Poor
Apr47Poor
May44Poor
Jun31Moderate
Jul30Moderate
Aug30Moderate
Sep33Moderate
Oct37Poor
Nov40Poor
Dec37Poor
Location & terrain

Where is Guazacapán?

Guazacapán sits at 14.1°N, 90.4°W, 265 m above sea level, in Guatemala. The nearest listed city is Cuilapa, 26 km away.

CuilapaBarberenaFraijanesJalpataguaPuerto San JoséVilla CanalesEscuintlaPalín

Topography around Guazacapán

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

Within 3 km, the terrain around Guazacapán has significant variations in elevation — a maximum elevation change of 436 m around an average of 286 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,945 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,937 m.

The land around Guazacapán is covered by trees (55%) and grassland (39%) within 3 km, trees (49%) and grassland (37%) within 16 km, and trees (43%) and water (23%) within 80 km.

3 km
436 m
16 km
1,945 m
80 km
3,937 m
treesshrubsgrasslandcroplandartificial surfaceswatermangroves
January weather nearby: Cuilapa 26 km · Barberena 27 km · Fraijanes 44 km · Jalpatagua 45 km · Puerto San José 47 km · Villa Canales 47 km · Escuintla 47 km · Palín 47 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 Guazacapán (14.0742°, -90.4167°, elevation 265 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).