When to go · Phonsavan
Phonsavan, month by month
The best months for Phonsavan: Jan, Feb, Mar, Nov, Dec. Months to avoid: Apr, May, Aug, Sep.
Month by month
- JanuaryGreatInside Phonsavan's best window: Nov–Mar.24 °C / 9 °C, 2 rain days75 °F / 48 °F, 2 rain daysCrowds: High
- FebruaryGreatInside Phonsavan's best window: Nov–Mar.26 °C / 10 °C, 3 rain days79 °F / 50 °F, 3 rain daysCrowds: Medium
- MarchGreatInside Phonsavan's best window: Nov–Mar.29 °C / 13 °C, 5 rain days84 °F / 55 °F, 5 rain daysCrowds: Low
- AprilAvoidListed as a month to avoid: Apr–May (smoke and heat), Aug (rain on the jar sites).30 °C / 16 °C, 9 rain days86 °F / 61 °F, 9 rain daysCrowds: High · 1 festival or holiday
- MayAvoidListed as a month to avoid: Apr–May (smoke and heat), Aug (rain on the jar sites).29 °C / 18 °C, 16 rain days84 °F / 64 °F, 16 rain daysCrowds: Low
- JuneMixedOutside the best window (Nov–Mar). Across Laos: Green season: waterfalls full, roads muddy; trains keep running.28 °C / 19 °C, 19 rain days82 °F / 66 °F, 19 rain daysCrowds: Low
- JulyMixedOutside the best window (Nov–Mar). Across Laos: Steady rain; slow boats run well on high water, road legs take longer.27 °C / 19 °C, 21 rain days81 °F / 66 °F, 21 rain daysCrowds: Low
- AugustAvoidListed as a month to avoid: Apr–May (smoke and heat), Aug (rain on the jar sites).27 °C / 19 °C, 22 rain days81 °F / 66 °F, 22 rain daysCrowds: Medium
- SeptemberAvoidOutside the best window (Nov–Mar). Across Laos: Floods along the Mekong in some years; Kuang Si pools brown and fast.27 °C / 18 °C, 17 rain days81 °F / 64 °F, 17 rain daysCrowds: Low
- OctoberMixedOutside the best window (Nov–Mar). Across Laos: Rains end; Boun Ok Phansa boat races and floating lanterns (lunar, check).26 °C / 16 °C, 10 rain days79 °F / 61 °F, 10 rain daysCrowds: Medium
- NovemberGreatInside Phonsavan's best window: Nov–Mar.25 °C / 12 °C, 4 rain days77 °F / 54 °F, 4 rain daysCrowds: High
- DecemberGreatInside Phonsavan's best window: Nov–Mar.23 °C / 9 °C, 2 rain days73 °F / 48 °F, 2 rain daysCrowds: High