Climate guide for Pakse, Laos

Best Time to Visit
Pakse

How to read the score (0–10)
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01 · Laos

About Pakse

Pakse works as the transport hub of southern Laos, sitting where the Xe Don meets the Mekong. Day trips cover the coffee farms and waterfalls of the Bolaven plateau, such as Tad Fane and Tad Yuang, while the UNESCO temple of Wat Phou and the former royal town of Champasak lie south along the river. Farther still are the Four Thousand Islands and the Khone Phapheng falls. November to February is cool and dry; the monsoon months turn the plateau green.

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Did you know?

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Travel Tips

01Best time & timing
January leads the year at 8.5/10, with December and November close behind — September (3.4/10) is the one to avoid without a specific reason.
02Weather & what to pack
In January plan for about 25°C; the month brings 20 mm of rain. Pack trail shoes, a rain layer and more water than feels necessary.
03Crowds & value
Crowds build in January and rates follow; November usually pairs good conditions (7.5/10) with the lowest prices of the strong months.

Things to do in Pakse

Pakse, Laos. Live activities and tours from GetYourGuide, matched to this destination.

When to visit Pakse: the short answer

Plan Pakse for January, with December, November close behind — the stretch with the most usable temperatures and the fewest lost days to rain: January averages 25°C with 20 mm of rain and about 22 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are September, July. If budget matters more than perfect weather, October is the strongest of the low-rate months at 5.5/10.

Across the year Pakse swings from 24°C in December to 31°C in April, a 7-degree spread, while rainfall ranges from 10 mm in February to 412 mm in July. In short, Pakse is not equally good year-round — the gap between its best and worst month is 5.1 points on the same 10-point scale.

Warmest month: April (31°C). Coolest: December (24°C). Driest: February (10 mm). Wettest: July (412 mm).

Pakse month by month

January: the best month of the year in Pakse

Best window · 8.5/10

Trail conditions at 25°C (76°F) favour early starts and shaded routes in January; midday is for water breaks, not for exposed climbs.

With around 20 mm of rain, any showers tend to pass through rather than settle in; about 22 days with 6+ hours of sunshine and 11.2 hours of daylight fill the rest.

On our climate-comfort scale this is the top-ranked month of the year for Pakse at 8.5/10 — the reference point every other month on this page is measured against.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack light clothing, a hat and real sun protection, footwear you can get muddy.

February holds up well in Pakse — 4th best month

Good · 7.4/10

Days in February average 27°C (81°F) — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

At just 10 mm for the month, rain will not shape your plans; you get about 22 days with 6+ hours of sunshine and 11.5 hours of daylight.

That is 7.4/10 on the same scale — 4th of 12 months, versus 8.5/10 for the best month here.

Budget for mid-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, footwear you can get muddy.

March in Pakse — workable with trade-offs

Trade-offs · 6.8/10

March averages 30°C (85°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.

Expect 44 mm of rain — occasional showers rather than washed-out days — alongside about 24 days with 6+ hours of sunshine and 11.9 daylight hours.

It scores 6.8/10 here, 5th of 12 months, against 8.5/10 in the destination's best month.

Figure on mid-season pricing, with crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, footwear you can get muddy.

Flexible dates? January scores 1.7 points higher here — enough to change the trip.

April in Pakse: mixed conditions, plan around the weather

Trade-offs · 6.2/10

Days in April average 31°C (87°F) — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Budget for roughly 75 mm of rain this month — a flexible day or two helps — with about 23 days with 6+ hours of sunshine and 12.3 hours of daylight to work around it.

That is 6.2/10 on the same scale — 6th of 12 months, versus 8.5/10 for the best month here.

Budget for mid-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer, footwear you can get muddy.

If your dates are flexible, January is materially better in Pakse — 2.3 points higher on the same scale.

May in Pakse — off-season conditions

Hardest · 3.9/10

May averages 29°C (83°F) and humidity near 77%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

279 mm makes this the wettest stretch of the year, though about 21 days with 6+ hours of sunshine still appear — keep an indoor fallback ready.

It scores 3.9/10 here, 9th of 12 months, against 8.5/10 in the destination's best month.

Plan for low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella, footwear you can get muddy.

Flexible dates? January scores 4.6 points higher here — enough to change the trip.

June in Pakse — the hardest end of the year

Hardest · 4.4/10

Days in June average 27°C (80°F) and humidity near 87% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

This is the year's wettest stretch at 210 mm, but with about 21 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.

That is 4.4/10 on the same scale — 8th of 12 months, versus 8.5/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, January is materially better in Pakse — 4.1 points higher on the same scale.

July in Pakse: expect compromises

Hardest · 3.8/10

Days in July average 27°C (80°F) and humidity near 89% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Expect monsoon-level rainfall at 412 mm: only about 17 days with 6+ hours of sunshine across the month, and stretches of heavy rain are normal.

That is 3.8/10 on the same scale — 11th of 12 months, versus 8.5/10 for the best month here.

Budget for low-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, January is materially better in Pakse — 4.7 points higher on the same scale.

August in Pakse: expect compromises

Hardest · 3.9/10

August averages 27°C (80°F) and humidity near 89%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

331 mm of rain puts this in monsoon territory — about 18 days with 6+ hours of sunshine across the whole month, and multi-day washouts are normal.

It scores 3.9/10 here, 10th of 12 months, against 8.5/10 in the destination's best month.

Figure on low-season pricing, with crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella, footwear you can get muddy.

Flexible dates? January scores 4.6 points higher here — enough to change the trip.

September in Pakse — off-season conditions

Hardest · 3.4/10

September averages 26°C (80°F) and humidity near 90%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

381 mm of rain puts this in monsoon territory — about 14 days with 6+ hours of sunshine across the whole month, and multi-day washouts are normal.

It scores 3.4/10 here, 12th of 12 months, against 8.5/10 in the destination's best month.

Figure on low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella, footwear you can get muddy.

Flexible dates? January scores 5.1 points higher here — enough to change the trip.

October in Pakse — workable with trade-offs

Trade-offs · 5.5/10

Trail conditions at 26°C (78°F) favour early starts and shaded routes in October; midday is for water breaks, not for exposed climbs.

102 mm of rain signals a properly wet month, with only about 18 days with 6+ hours of sunshine to count on — build indoor options into the schedule.

That is 5.5/10 on the same scale — 7th of 12 months, versus 8.5/10 for the best month here.

Budget for low-season pricing, and crowds are light for this destination.

Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella, footwear you can get muddy.

If your dates are flexible, January is materially better in Pakse — 3 points higher on the same scale.

November in Pakse: strong conditions, 3rd of 12

Good · 7.5/10

Trail conditions at 25°C (77°F) favour early starts and shaded routes in November; midday is for water breaks, not for exposed climbs.

With around 17 mm of rain, any showers tend to pass through rather than settle in; about 19 days with 6+ hours of sunshine and 11.3 hours of daylight fill the rest.

That is 7.5/10 on the same scale — 3rd of 12 months, versus 8.5/10 for the best month here.

Budget for mid-season pricing, and crowds are moderate.

Pack light clothing, a hat and real sun protection, footwear you can get muddy.

December in Pakse — reliably good (2nd best month)

Good · 8.3/10

December averages 24°C (75°F) — warm for the outdoors: start trails early, use shaded routes at midday, and carry more water than you think you need.

Expect 35 mm of rain — occasional showers rather than washed-out days — alongside about 20 days with 6+ hours of sunshine and 11.1 daylight hours.

It scores 8.3/10 here, 2nd of 12 months, against 8.5/10 in the destination's best month.

Plan for peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack light clothing, a hat and real sun protection, footwear you can get muddy.

FAQ

Frequently asked

When is the best time to visit Pakse, Laos?
In Ideal Weather mode, the best months to visit Pakse are January, December. January is the single peak month with an Ideal Weather score of 8.5/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in Pakse year-round?
Pakse has a climate profile suited to nature and wildlife travel. Average monthly temperatures range from 24°C in December to 31°C in April, with Ideal Weather scores between 3.4 and 8.5 out of 10.
Which months should I avoid in Pakse?
The lowest Ideal Weather-scoring months in Pakse are September (3.4/10), July (3.8/10), May (3.9/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in Pakse?
July is the wettest month in Pakse, averaging about 412 mm of rainfall. February is the driest, at roughly 10 mm.
Which is the sunniest month in Pakse?
March sees the most sun in Pakse, with about 24 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is Pakse a good destination for nature and wildlife travel?
Pakse is well suited to nature and wildlife travel. Its highest Ideal Weather window (January, December) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for Pakse calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for Pakse: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for nature and wildlife travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

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Curated in Pakse

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