weathercrisp.com
Guanacaste
Arenal Viejo
Guanacaste
GuanacastecaJacóLa FortunaLiberiaLimónManuel AntonioMonteverdeNosaraSan IsidroSan JoséTamarindoUvita More Locations
Costa Rica weather

Weather in Guanacaste for January 2027

Your guide to Guanacaste weather in January - trends and predictions

    Temperatures

  • In general, the average temperature in Guanacaste at the beginning of January is 30.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 31.7 °C by the end of January.

    • Rain 🌧️

  • Precipitation in Guanacaste during January is a rare event, with an average of fewer than 2 rainy days.

Average dry days
30
Dry days
Average rainy days
1
Rainy days
Average snowy days
0
Snow days
Average temperatures
31°/21°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Guanacaste Weather January

Move between months or click on a day
December
February
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate or heavy rain shower
30°
2
Patchy rain possible
30°
3
Heavy rain at times
30°
4
Patchy rain possible
30°
5
Moderate rain at times
30°
6
Moderate rain at times
31°
7
Cloudy
31°
8
Patchy rain possible
30°
9
Overcast
30°
10
Patchy rain possible
31°
11
Sunny
31°
12
Sunny
31°
13
Sunny
31°
14
Moderate rain at times
31°
15
Sunny
31°
16
Patchy rain possible
31°
17
Patchy rain possible
28°
18
Cloudy
30°
19
Patchy rain possible
32°
20
Moderate rain at times
31°
21
Cloudy
31°
22
Moderate rain at times
31°
23
Overcast
31°
24
Moderate rain at times
32°
25
Patchy rain possible
31°
26
Overcast
32°
27
Overcast
32°
28
Overcast
32°
29
Partly cloudy
31°
30
Partly cloudy
32°
31
Partly cloudy
32°

Temperatures trend during January in Guanacaste

See the weather trend as well as the moving average line

January weather in Guanacaste day by day

Click on a date for more information
December February
Date Weather Temperatures Rain UV More
1 Jan. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /21° 2.5 mm 7
2 Jan. Patchy rain possible
Patchy rain possible
 30° /21° 0.3 mm 7
3 Jan. Heavy rain at times
Heavy rain at times
 30° /21° 0.9 mm 6
4 Jan. Patchy rain possible
Patchy rain possible
 30° /20° 0.2 mm 6
5 Jan. Moderate rain at times
Moderate rain at times
 30° /21° 0.4 mm 7
6 Jan. Moderate rain at times
Moderate rain at times
 31° /21° 0.9 mm 7
7 Jan. Cloudy
Cloudy
 31° /21° 0 mm 7
8 Jan. Patchy rain possible
Patchy rain possible
 30° /21° 0.1 mm 6
9 Jan. Overcast
Overcast
 30° /21° 0 mm 6
10 Jan. Patchy rain possible
Patchy rain possible
 31° /20° 0.2 mm 7
11 Jan. Sunny
Sunny
 31° /21° 0 mm 7
12 Jan. Sunny
Sunny
 31° /21° 0 mm 7
13 Jan. Sunny
Sunny
 31° /21° 0 mm 7
14 Jan. Moderate rain at times
Moderate rain at times
 31° /21° 0.6 mm 7
15 Jan. Sunny
Sunny
 31° /21° 0 mm 7
16 Jan. Patchy rain possible
Patchy rain possible
 31° /21° 0.1 mm 7
17 Jan. Patchy rain possible
Patchy rain possible
 28° /21° 0.2 mm 6
18 Jan. Cloudy
Cloudy
 30° /21° 0 mm 7
19 Jan. Patchy rain possible
Patchy rain possible
 32° /21° 0.1 mm 6
20 Jan. Moderate rain at times
Moderate rain at times
 31° /21° 0.5 mm 6
21 Jan. Cloudy
Cloudy
 31° /21° 0 mm 6
22 Jan. Moderate rain at times
Moderate rain at times
 31° /21° 0.7 mm 7
23 Jan. Overcast
Overcast
 31° /21° 0 mm 7
24 Jan. Moderate rain at times
Moderate rain at times
 32° /21° 0.4 mm 7
25 Jan. Patchy rain possible
Patchy rain possible
 31° /22° 0.3 mm 7
26 Jan. Overcast
Overcast
 32° /21° 0 mm 7
27 Jan. Overcast
Overcast
 32° /22° 0 mm 7
28 Jan. Overcast
Overcast
 32° /21° 0 mm 7
29 Jan. Partly cloudy
Partly cloudy
 31° /21° 0 mm 7
30 Jan. Partly cloudy
Partly cloudy
 32° /21° 0 mm 8
31 Jan. Partly cloudy
Partly cloudy
 32° /21° 0 mm 8
Next
Important Notice
Our weather forecast for Guanacaste in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Guanacaste forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Guanacaste in January - FAQ

What are the expected maximum and minimum temperatures in Guanacaste during January?

During January, expect a variety of temperatures with highs around 31° and lows near 21°, suitable for diverse activities and preferences.

How much rainfall should be expected in Guanacaste during January?

Rainfall in Guanacaste during January is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.

What are the typical wind conditions in Guanacaste during January?

The average wind speed in Guanacaste during January is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

January rainfall patterns in Guanacaste

Explore the daily rainfall trends and prepare for Guanacastes January weather 💧
Typically, Guanacaste has 1 rainy days in January with a total of 8.3 mm of rainfall.

UV exposure in Guanacaste during January

Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️

Quick links

More Guanacaste weather pages
You are here
Location coordinates Where is Guanacaste?

Get accurate weather forecasts for Guanacaste, located at latitude 10.767 and longitude -85.647. Stay updated with localized weather information tailored for Guanacaste.

Found a mistake?
We appreciate your attention to details. Tell us here.