Lam, Cambodia experiences average highs of 32°C (90°F) and lows of 23°C (73°F) throughout the year. Rainfall is frequent, averaging about 16 rainy days per month. Sunshine is abundant, averaging about 9 hours per day. Average highs have cooled by 1.1°C (2.0°F) across the available records.
Lam, Cambodia Weather & Climate 2026
Monthly climate averages for Lam, Cambodia. Based on 10-year ERA5 reanalysis data.
Climate Overview
Drier season: Jan–Dec 
Wetter season: May–Oct At-a-Glance Climate Summary
Live Weather & Air Quality
Key figures
Climate Score
4.4/10
Best: January, February, December
UV Index
8
High
Temperature 32°C / 23°C
Feels Like 35°C / 26°C
Rainy Days 16
Rainfall 183 mm
Sunshine 9 h
Humidity 74%
Wind Speed 12 km/h
Dew Point 22°C
Hottest Month
36°C
March
Avg Low24°C
Rain4days
Coldest Month
20°C
January
Avg High31°C
Rain1days
Driest Month
1days
January
Avg High31°C
Avg Low20°C
Windiest Month
16 km/h
February (Gusts 37)
Worst Time to Visit
Consider avoiding May, June, July, August due to extreme heat, heavy rainfall, oppressive humidity.
Sun Position
Sunrise 05:24
Daylight 12.9h
Sunset 18:20
Live conditions—
Lam on the map · live conditions
Lam, Cambodia
- Continent
- Asia
- Country
- Cambodia
- City
- Lam
- Population
- 661
- Coordinates
- 13.68°, 107.49°
Seasonal Breakdown
Spring
Mar–May
Avg High 35°C
Avg Low 24°C
Rain 13 days/mo
Summer
Jun–Aug
Avg High 30°C
Avg Low 23°C
Rain 29 days/mo
Autumn
Sep–Nov
Avg High 30°C
Avg Low 22°C
Rain 20 days/mo
Winter
Dec–Feb
Avg High 32°C
Avg Low 21°C
Rain 2 days/mo
3/3 best months
Climate Charts
Based on historical averages (2016–2025)
Monthly Temperatures
HighLowShaded bands show the typical range across the available yearly records.
Line chart showing monthly temperatures. Jan: 31°C / 20°C . Feb: 34°C / 21°C . Mar: 36°C / 24°C . Apr: 35°C / 25°C . May: 33°C / 25°C . Jun: 31°C / 24°C . Jul: 30°C / 23°C . Aug: 30°C / 23°C . Sep: 29°C / 23°C . Oct: 30°C / 23°C . Nov: 30°C / 22°C . Dec: 30°C / 21°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 9 mm. Feb: 3 mm. Mar: 27 mm. Apr: 67 mm. May: 233 mm. Jun: 297 mm. Jul: 441 mm. Aug: 364 mm. Sep: 377 mm. Oct: 259 mm. Nov: 88 mm. Dec: 33 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 60%. Feb: 54%. Mar: 54%. Apr: 62%. May: 78%. Jun: 86%. Jul: 89%. Aug: 88%. Sep: 89%. Oct: 85%. Nov: 76%. Dec: 66%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 15 km/h . Feb: 16 km/h . Mar: 14 km/h . Apr: 11 km/h . May: 9 km/h . Jun: 10 km/h . Jul: 11 km/h . Aug: 11 km/h . Sep: 9 km/h . Oct: 9 km/h . Nov: 13 km/h . Dec: 15 km/h .
Sunshine
Sunshine
Sunshine: Jan: 10h. Feb: 11h. Mar: 11h. Apr: 11h. May: 10h. Jun: 9h. Jul: 8h. Aug: 9h. Sep: 8h. Oct: 9h. Nov: 10h. Dec: 10h.
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 7. Feb: UV 8. Mar: UV 9. Apr: UV 9. May: UV 8. Jun: UV 8. Jul: UV 7. Aug: UV 8. Sep: UV 7. Oct: UV 7. Nov: UV 7. Dec: UV 6.
Monthly Daylight Hours
Daylight12h reference
Monthly Dew Point & Comfort
Dew Point Dry Comfortable Humid Muggy
Climate Trends
Average highs have cooled by 1.1°C (2.0°F) across the available records. Average rainfall is trending wetter by about 37 mm.
2016 to 2025
Avg high Avg rainfall
Climate summary
| Last 12 months | All years | |
|---|---|---|
| Hottest month | Mar 2025 · 35°C | Mar · 36°C |
| Coldest month | Jan 2025 · 18°C | Jan · 20°C |
| Wettest month | Jun 2025 · 465 mm | Jul · 441 mm |
| Windiest month | Feb 2025 · 17 km/h | Feb · 16 km/h |
Month-by-Month Weather Table
January best
Excellent 
February best
Excellent March
Fair April
Poor May
Wet June
Wet July
Wet August
Wet September
Wet October
Wet November
Fair December best
Excellent | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January best | 31°C / 20°C | 33°C / 21°C | 1days (9 mm) Excellent | 9.7h Good | 60% Moderate | 7.1 Very High | Excellent | View Details |
| February best | 34°C / 21°C | 35°C / 22°C | 1days (3 mm) Excellent | 10.5h Excellent | 54% Moderate | 8.1 Very High | Excellent | View Details |
| March | 36°C / 24°C | 38°C / 26°C | 4days (27 mm) Good | 11h Excellent | 54% Moderate | 8.8 Very High | Fair | View Details |
| April | 35°C / 25°C | 40°C / 28°C | 10days (67 mm) Wet | 11.2h Excellent | 62% Muggy | 9.1 Very High | Poor | View Details |
| May | 33°C / 25°C | 39°C / 30°C | 24days (233 mm) Wet | 10.1h Excellent | 78% Humid | 8.1 Very High | Wet | View Details |
| June | 31°C / 24°C | 36°C / 29°C | 28days (297 mm) Wet | 9.4h Good | 86% Very Muggy | 7.8 Very High | Wet | View Details |
| July | 30°C / 23°C | 35°C / 28°C | 29days (441 mm) Wet | 8h Good | 89% Very Muggy | 7.4 Very High | Wet | View Details |
| August | 30°C / 23°C | 35°C / 28°C | 30days (364 mm) Wet | 8.5h Good | 88% Very Muggy | 8 Very High | Wet | View Details |
| September | 29°C / 23°C | 35°C / 28°C | 28days (377 mm) Wet | 7.8h Good | 89% Very Muggy | 7.3 Very High | Wet | View Details |
| October | 30°C / 23°C | 35°C / 27°C | 22days (259 mm) Wet | 8.5h Good | 85% Humid | 7.3 Very High | Wet | View Details |
| November | 30°C / 22°C | 34°C / 25°C | 9days (88 mm) Wet | 9.5h Good | 76% Humid | 6.6 High | Fair | View Details |
| December best | 30°C / 21°C | 32°C / 22°C | 3days (33 mm) Excellent | 9.5h Good | 66% Muggy | 6.3 High | Excellent | View Details |
Compare Nearby City Climates
Frequently Asked Questions
The best months to visit Lam are January, February, December, when temperatures are comfortable and rainfall is at its lowest. This is based on 10-year climate averages for Lam, scoring temperature, rainfall, humidity, and sunshine hours.
The hottest month in Lam is March, with average daytime highs of 36°C (96°F). Plan outdoor activities for early morning or late afternoon if visiting during this period.
The coldest month in Lam is January, with average overnight lows of 20°C (69°F). Pack warm layers and expect shorter daylight hours during this period.
The wettest month in Lam is July, averaging 441mm of precipitation across 29 rainy days. An umbrella or waterproof jacket is essential.
The rainy season in Lam runs through August, July, June, September, with the heaviest rainfall in August. Based on 10-year averages for Lam.
Lam receives approximately 114 sunshine hours per year. The sunniest month is April with around 11 hours. Based on climate data for Lam.
The least favorable months to visit Lam are May, June, July, August, primarily due to extreme heat, heavy rainfall, oppressive humidity. For the best conditions, consider January, February, December instead.
The annual average UV index in Lam is 8, classified as high. SPF 30+ sunscreen, sunglasses, and seeking shade between 10:00–16:00 are strongly recommended.
Average humidity in Lam is 74%, classified as moderate. Humidity levels are generally comfortable and should not affect outdoor activities for most people.
Average wind speeds in Lam are 12 km/h (7 mph). The windiest month is February with peak winds reaching 16 km/h (10 mph) (gusts up to 37 km/h / 23 mph).
Lam averages 2 clear-sky days per month with overall cloud cover around 68%. The clearest skies occur in February.
The annual average dew point in Lam is 22°C (72°F), which feels muggy and uncomfortable. Expect heavy perspiration during warmer months — stay hydrated and take breaks in air-conditioned spaces.
Lam has a Tropical Monsoon climate, classified as Am under the Köppen system. Tropical climates are warm year-round with high rainfall and temperatures rarely dropping below 18°C (64°F).
The 'feels like' temperature in Lam ranges from 26°C (79°F) to 35°C (95°F) on average. Humidity and radiant heat mean it often feels warmer than the thermometer reads, especially in summer months.
June is not the best time to visit Lam, with a climate score of 1.8/10. Consider visiting during January, February, December instead for better conditions.
For June in Lam, pack Umbrella, Waterproof jacket, Waterproof shoes, Breathable clothing, Sunscreen (SPF 30+). With average highs of 31°C (87°F) and 28 rainy days, these essentials will keep you comfortable.
Data Source
Climate data derived from ERA5 reanalysis (ECMWF), averaged over 2016–2025. Sea surface temperature from marine reanalysis data. Climate scores and seasonal estimates are computed by WorldStats.
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