Pasto Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Pasto.
Climate overview of Pasto
With consistently stable weather, Pasto, Nariño, Colombia, sees little seasonal temperature change. Daytime highs average 20°C (68°F), ranging from 20°C (68°F) in September to 19°C (66°F) in August.
The city has a wet climate, receiving around 2311 mm (91 in) of rainfall per year. Despite the high annual total, it has a distinct rainy season from October to May. November is the wettest month. The sunniest month is January, with 3.8 hours of sunshine per day on average.
Pasto Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Pasto — and find the best time to visit.
Monthly Temperature in Pasto
The climate in Pasto remains fairly constant, offering pleasant temperatures throughout the year. On average, daytime temperatures range from a pleasant 20°C (68°F) in September to a pleasant 19°C (66°F) in August.
Nighttime temperatures range from 11°C (52°F) in September to 10°C (50°F) in August.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Pasto
Pasto is known for its substantial rainfall, with annual precipitation reaching 2311 mm (91 in). The seasons in Pasto bring significant changes in precipitation. The wettest month, November, receives heavy rainfall, with an average of 258 mm (10 in) of precipitation. This rainfall is distributed across 19 rainy days.
In contrast, the driest month, August, experiences much less rainfall, totaling 85 mm (3.3 in) over 13 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Pasto Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Pasto
Pasto enjoys sunny spells year-round. January sees up to 3.8 hours of daily sunshine, perfect for a sunny trip. April, the least sunny month, still offers a generous 2.8 hours of sun despite this cloudier time of the year.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Pasto by Month
The relative humidity is high throughout the year in Pasto.
The city experiences its highest humidity in March, reaching 83%. In August, the humidity drops to its lowest level at 74%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Pasto
The weather does bring rainfall during this period, between 85 mm (3.3 in) and 143 mm (5.6 in).
Plan accordingly for January, February, March, April, May, October, November and December, when conditions bring the heaviest precipitation. Seeking the perfect travel destination for this year? We've created a tool that suggests locations matching your desired weather. Let our weather planner guide your travel decisions.
Frequently asked questions about the climate in Pasto
What is the best time to visit Pasto?
August typically offers the most optimal weather in Pasto. In contrast, February, March, April, May, October, November and December tend to have less optimal conditions. Pasto has a distinct rainy season from October to May.
What temperatures can I expect in Pasto?
Daytime highs range from 19°C (66°F) in August to 20°C (68°F) in September. Nighttime lows range from 10°C (50°F) to 11°C (52°F). Temperatures stay relatively stable year-round.
How much rain does Pasto get?
Annual rainfall is around 2311 mm (91 in). November is the wettest month with 258 mm (10 in), while August is the driest with 85 mm (3.3 in).
How sunny is Pasto?
Pasto receives around 1,212 hours of sunshine per year. January is the sunniest month with 113 hours, while April is the cloudiest with just 83 hours.
Pasto 3-Day Forecast
Pasto 3-Day Forecast
Pasto on the map
Pasto is highlighted — select any city to see its climate.
Popular this month
Where to go in June — average daytime high across popular destinations.
Cartagena
31°C (88°F) Santa Marta29°C (84°F) San Andrés29°C (84°F) Cali
28°C (82°F) Medellín25°C (77°F) Pereira24°C (75°F) Bogotá20°C (68°F) Villa de Leyva
20°C (68°F) 
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