Guápiles weather in January

In January, Guápiles sees average daytime highs of 26°C and overnight lows near 19°C, with 268 mm of rain across 17.3 wet days and about 11.5 hours of daylight. It is the 12th-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 36% of the time in January, and the air most often feels muggy.

Daylight stretches from about 11 h 24 min at the start of January to 11 h 30 min by month's end. Set against the rest of the year, January is Guápiles's 2nd-clearest and 3rd-windiest month. For the whole year in context, see Guápiles's year-round climate.

Daytime high
26°
12th warmest
Overnight low
19°
2nd coldest
Rainfall
268 mm
17.3 wet days
Daylight
11 h 30 min
6:01 AM – 5:28 PM
Cloud cover
53%
2nd clearest
Wind
6 km/h
3rd windiest
Solar energy
4.46 kWh/m²
Travel score
5.8
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical January day in Guápiles reaches about 26°C in the afternoon and slips back to 19°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 27°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12619
22619
32619
42619
52619
62619
72619
82619
92519
102519
112519
122519
132519
142519
152519
162519
172519
182519
192519
202519
212519
222519
232519
242519
252619
262619
272619
282619
292619
302619
312619

Guápiles weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 19°26817.311.55.8
Feb26° / 19°16313.711.76.1
Mar27° / 19°13614.211.96.0
Apr28° / 20°11716.912.25.2
May28° / 21°33426.912.53.6
Jun28° / 21°30628.812.63.1
Jul28° / 21°28128.412.53.5
Aug28° / 21°24628.312.33.4
Sep28° / 21°27028.112.13.2
Oct28° / 21°36829.311.83.4
Nov27° / 20°42826.311.53.9
Dec26° / 20°35321.411.45.0

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 24% of January, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25545
35545
45446
55545
65545
75545
85545
95545
105545
115644
125644
135644
145842
155842
165941
176040
186040
196139
206139
216238
226337
236436
246535
256535
266634
276733
286733
296832
306832
316832

Chance of precipitation in January

Any precipitation

Guápiles gets around 268 mm of rain over 17.3 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 55% and peaks near 66% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
166
265
364
464
563
662
761
861
960
1059
1158
1258
1357
1456
1555
1655
1754
1854
1953
2053
2152
2251
2351
2450
2549
2648
2747
2847
2946
3046
3146

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 70% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1014824
2014824
3015823
4015823
5016813
6017812
7018802
8019792
9020782
10021772
11022762
12124732
13125722
14126712
15127702
16128692
17129682
18130672
19130672
20131662
21131662
22132652
23132652
24133633
25134623
26134623
27135613
28135613
29136603
30136603
31137584

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 11 h 24 min at the start of January to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over January. Sunrise moves from 5:56 AM to 6:02 AM, and sunset from 5:21 PM to 5:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.45:565:21
211.45:565:21
311.45:575:22
411.45:575:22
511.45:575:23
611.45:585:23
711.45:585:24
811.45:585:24
911.45:595:25
1011.45:595:25
1111.45:595:26
1211.46:005:26
1311.46:005:27
1411.56:005:27
1511.56:005:28
1611.56:015:28
1711.56:015:29
1811.56:015:29
1911.56:015:30
2011.56:015:30
2111.56:015:31
2211.56:025:31
2311.56:025:32
2411.56:025:32
2511.56:025:32
2611.56:025:33
2711.56:025:33
2811.56:025:34
2911.56:025:34
3011.56:025:35
3111.56:025:35

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 4.46 kWh/m².

For context, solar energy here swings from a low near 3.5 kWh/m² to a high of 5.54 kWh/m² in March across the year — January's 4.46 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.4Bright
134.4Bright
144.4Bright
154.4Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.6Bright
224.6Bright
234.6Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.8Bright
294.8Bright
304.8Bright
314.8Bright
Planning a trip in January

Is January a good time to visit Guápiles?

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

5.8
Sightseeing
3rd-best month of the year
5.4
Beach & pool
4th-best month of the year

January is a reasonable time to visit Guápiles for sightseeing.

What to pack for Guápiles in January

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

In January, Guápiles sees daytime highs around 26°C and nights near 19°C. Pack rain gear. Worth having: light clothes. About 17 days see rain.

rain gearlight clothes

Sea temperature near Guápiles in January

The nearest coast averages about 27°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 48 km away) is warmest in September at about 29°C and coldest in January 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
Mar28Warm
Apr28Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov28Tropical
Dec28Warm

UV index in Guápiles in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Guápiles peaks around March 20 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highMar 20UV 13Dec 16UV 9
UV index (midday)Level
Jan11Extreme
Feb12Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep12Extreme
Oct12Extreme
Nov11Extreme
Dec9Very high

Air quality in Guápiles 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 Guápiles is worst in July — around 23 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (January, 10 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1423 µg/m³Jan 1210 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar12Moderate
Apr22Moderate
May23Moderate
Jun22Moderate
Jul23Moderate
Aug20Moderate
Sep18Moderate
Oct16Moderate
Nov12Moderate
Dec10Good
Location & terrain

Where is Guápiles?

Guápiles sits at 10.2°N, 83.8°W, 254 m above sea level, in Costa Rica. The nearest listed city is Siquirres, 33 km away.

SiquirresTurrialbaIpísPurralSan Vicente de MoraviaSan VicenteCartagoSan Pablo

Topography around Guápiles

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

Within 3 km, the terrain around Guápiles has only modest variations in elevation — a maximum elevation change of 190 m around an average of 253 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,700 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,471 m.

The land around Guápiles is covered by trees (48%) and grassland (34%) within 3 km, trees (70%) and grassland (26%) within 16 km, and trees (70%) within 80 km.

3 km
190 m
16 km
1,700 m
80 km
3,471 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Siquirres 33 km · Turrialba 37 km · Ipís 38 km · Purral 40 km · San Vicente de Moravia 41 km · San Vicente 41 km · Cartago 42 km · San Pablo 42 km

Costa Rica travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 59% of US
price level, 2025
GDP per capita
$19,970
2025
Happiness
7.4 / 10
World Happiness, 2025
Safe drinking water
81%
of population, 2024
Homicide rate
17.7
per 100k, 2023
Road deaths
14.8
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 516
Religion
Roman Catholic 48%none 27%Evangelical and Pentecostal 20%other 3%

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 Guápiles (10.2168°, -83.7848°, elevation 254 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).