Phnom Penh Monthly Climate Averages
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 90°F Lo 72°F | Hi 94°F Lo 74°F | Hi 97°F Lo 78°F | Hi 96°F Lo 80°F | Hi 94°F Lo 80°F | Hi 92°F Lo 78°F | Hi 90°F Lo 77°F | Hi 91°F Lo 78°F | Hi 89°F Lo 77°F | Hi 88°F Lo 76°F | Hi 88°F Lo 75°F | Hi 88°F Lo 72°F |
| 6 mph | 6 mph | 7 mph | 6 mph | 6 mph | 7 mph | 7 mph | 7 mph | 6 mph | 5 mph | 6 mph | 8 mph |
| 0.7 in | 0.7 in | 1.6 in | 4.9 in | 7.5 in | 6.3 in | 6.4 in | 7 in | 11.1 in | 11.2 in | 5 in | 1.7 in |
| 60% | 56% | 56% | 62% | 69% | 73% | 75% | 74% | 78% | 79% | 77% | 68% |
| 27% | 25% | 31% | 41% | 48% | 50% | 53% | 50% | 59% | 56% | 45% | 32% |
| 29.9 in | 29.9 in | 29.8 in | 29.8 in | 29.8 in | 29.7 in | 29.7 in | 29.7 in | 29.8 in | 29.8 in | 29.8 in | 29.9 in |
| 29 | 27 | 27 | 18 | 11 | 10 | 10 | 10 | 7 | 11 | 20 | 27 |
| 2 | 1 | 4 | 12 | 21 | 20 | 21 | 21 | 23 | 20 | 10 | 4 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 262 | 248 | 240 | 166 | 121 | 95 | 82 | 104 | 64 | 94 | 162 | 237 |
January |
February |
March |
April |
May |
June |
July |
August |
September |
October |
November |
December |
| Hi 32°C Lo 22°C | Hi 35°C Lo 24°C | Hi 36°C Lo 25°C | Hi 36°C Lo 27°C | Hi 35°C Lo 27°C | Hi 33°C Lo 26°C | Hi 32°C Lo 25°C | Hi 33°C Lo 25°C | Hi 32°C Lo 25°C | Hi 31°C Lo 25°C | Hi 31°C Lo 24°C | Hi 31°C Lo 23°C |
| 10 km/h | 10 km/h | 11 km/h | 10 km/h | 9 km/h | 10 km/h | 12 km/h | 11 km/h | 9 km/h | 8 km/h | 10 km/h | 12 km/h |
| 17 mm | 16 mm | 40 mm | 125 mm | 190 mm | 160 mm | 163 mm | 178 mm | 282 mm | 284 mm | 127 mm | 44 mm |
| 60% | 56% | 56% | 62% | 69% | 73% | 75% | 74% | 78% | 79% | 77% | 68% |
| 27% | 25% | 31% | 41% | 48% | 50% | 53% | 50% | 59% | 56% | 45% | 32% |
| 1012 mb | 1011 mb | 1010 mb | 1009 mb | 1008 mb | 1007 mb | 1007 mb | 1007 mb | 1008 mb | 1009 mb | 1010 mb | 1011 mb |
| 29 | 27 | 27 | 18 | 11 | 10 | 10 | 10 | 7 | 11 | 20 | 27 |
| 2 | 1 | 4 | 12 | 21 | 20 | 21 | 21 | 23 | 20 | 10 | 4 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 262 | 248 | 240 | 166 | 121 | 95 | 82 | 104 | 64 | 94 | 162 | 237 |
| Month |
| Avg. Temperatures |
| Avg. Wind Speed |
| Avg. Precipitation |
| Average Humidity |
| Avg. Cloud Cover |
| Pressure Average |
| Average Dry Days |
| Avg. Precip. Days |
| Avg. Snow Days |
| Average Fog Days |
| Average UV Index |
| Avg. Hours of Sun |
Averages are based on historical weather data from the past 10 years.
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