Guanacastillo

Current Weather

25°77°

Mostly Cloudy

Feels Like: 24°75°

Min: 24°75°

Max: 33°92°

The next few hours will be mostly cloudy, with today reaching 33°C and dropping to 24°C. The coming days will be light rain

Hourly Forecast
25°77°25°76°24°76°24°75°26°79°28°82°30°85°31°88°32°90°33°92°33°91°32°89°31°88°29°85°27°81°26°78°26°78°26°78°25°78°25°78°25°77°25°77°25°76°24°76°
76%
76%
76%
94%
94%
94%
86%
86%
86%
26%
26%
26%
8%
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
Today
Tomorrow

Want a closer look at the weather?

Premium adds minute-by-minute rain timing, yesterday comparisons, and more detail across Airpult.

Get Premium
Air Quality
52
Moderate

Air quality is acceptable. However, there may be a risk for some people.

GoodHazardous
Daylight Hours

05:43

Sunrise

17:26

Sunset

11 hours 43 minutes of sunlight today
Moon

07:15

Moonrise

18:12

Moonset

Daily Forecast

Today

24°75°
33°92°

Tuesday

24°75°
33°91°

Wednesday

24°74°
32°90°

Thursday

24°75°
32°90°

Friday

24°75°
33°91°

Saturday

24°75°
32°89°

Sunday

24°75°
34°93°

Monday

24°75°
33°92°

Tuesday

24°75°
33°92°

Wednesday

24°75°
33°91°
UV Index
No protection needed
0Low
LowExtreme
Humidity
89%Humid
LowHigh
Looking at the night sky?

See moon phases, eclipses, and seasons for this year.

View astronomy
Current stargazing conditions?

See sky darkness, moon phase, and the best viewing window for Guanacastillo.

View stargazing score

Weather in Guanacastillo today, October 12, 2026

Guanacastillo looks damp on October 12, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. The first half of the day looks overcast, as cloud amounts reach about 81% around 03:00. Brighter weather, if it comes, waits until later.Guanacastillo looks damp on October 12, 2026, so plan for wet spells during the day. Early travel and outdoor time should assume rain can arrive quickly. The first half of the day looks overcast, as cloud amounts reach about 81% around 03:00. Brighter weather, if it comes, waits until later.

Expect highs of 33°C and cooler readings close to 24°C. Moisture in the air spans 57%-100%, with the highest values around 18:00. Expect gentle winds, highest near 06:00 at 7 km/h.Expect highs of 92°F and cooler readings close to 75°F. Moisture in the air spans 57%-100%, with the highest values around 18:00. Expect gentle winds, highest near 06:00 at 4 mph.

Expect the wet theme to continue later, as rain odds reach 94% near 16:00. Cloud amounts hold near 84% around 23:00. Visibility holds near 15.7 km, though it can fall to 8 km. Daylight runs from 05:43 to 17:26, lasting 11 hours 43 minutes of sunlight today.Expect the wet theme to continue later, as rain odds reach 94% near 16:00. Cloud amounts hold near 84% around 23:00. Visibility holds near 9.8 mi, though it can fall to 4.9 mi. Daylight runs from 05:43 to 17:26, lasting 11 hours 43 minutes of sunlight today.

In short, treat October 12, 2026 in Guanacastillo as a damp day: pack covers, watch the wetter hours, and expect a high near 33°C.In short, treat October 12, 2026 in Guanacastillo as a damp day: pack covers, watch the wetter hours, and expect a high near 92°F.

Frequently asked questions about weather in Guanacastillo

How warm does it get in Guanacastillo?

The warmest month in Guanacastillo is March, with average high temperatures of 35°C. The average temperature during this period is around 29°C.The warmest month in Guanacastillo is March, with average high temperatures of 95°F. The average temperature during this period is around 84°F.

How cold does it get in Guanacastillo?

The coldest month in Guanacastillo is January, with average low temperatures of 22°C. The average temperature during this period is around 27°C.The coldest month in Guanacastillo is January, with average low temperatures of 72°F. The average temperature during this period is around 81°F.

What is the wettest time of year in Guanacastillo?

The wettest month in Guanacastillo is October, with an average of 405 mm of precipitation.The wettest month in Guanacastillo is October, with an average of 15.9 in of precipitation.

What is the driest time of year in Guanacastillo?

The driest month in Guanacastillo is February, with an average of 1 mm of precipitation.The driest month in Guanacastillo is February, with an average of 0.1 in of precipitation.

View full climate insights for Guanacastillo →