Phnom Penh (Boeng Khyang) weather by month & the best time to visit
Cambodia · city break · tropical — wet & dry seasons climate
The best time to visit Phnom Penh (Boeng Khyang) is December — its sunniest month (Sunshine Score 88/100). Phnom Penh (Boeng Khyang) averages about 2,484 hours of sunshine a year. Daytime highs around 32°C / 90°F and roughly 28 mm of rain in December.
When is the best time to visit Phnom Penh (Boeng Khyang)?
For sunshine, the best time to visit Phnom Penh (Boeng Khyang) is December. The dullest month is April (41/100, 62 mm of rain). The full month-by-month picture is in the table below.
How sunny is Phnom Penh (Boeng Khyang)?
Phnom Penh (Boeng Khyang) gets a moderate 2,484 hours of sunshine a year. 47 Sunshine Score points separate December (88) from April (41), so the month you pick matters. It ranks #2 of 5 destinations in Cambodia for annual sunshine, right at the national median of 2,484 hours. Rain has a clear season: the wettest stretch, around September, carries about 42% of the annual 1,242 mm.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 72 | 34° / 93°F | 22° / 72°F | 16 mm | 10 |
| February | 55 | 36° / 97°F | 23° / 73°F | 11 mm | 11 |
| March | 44 | 37° / 99°F | 25° / 77°F | 30 mm | 10 |
| April | 41 | 37° / 99°F | 26° / 79°F | 62 mm | 10 |
| May | 56 | 34° / 93°F | 25° / 77°F | 129 mm | 11 |
| June | 66 | 32° / 90°F | 25° / 77°F | 190 mm | 10 |
| July | 66 | 31° / 88°F | 24° / 75°F | 163 mm | 10 |
| August | 66 | 30° / 86°F | 24° / 75°F | 167 mm | 10 |
| September | 66 | 30° / 86°F | 24° / 75°F | 190 mm | 10 |
| October | 66 | 30° / 86°F | 24° / 75°F | 167 mm | 10 |
| November | 77 | 31° / 88°F | 23° / 73°F | 89 mm | 10 |
| December | 88 | 32° / 90°F | 22° / 72°F | 28 mm | 10 |
Nearest destinations
Head-to-head
How Phnom Penh (Boeng Khyang) compares month by month: Phnom Penh (Boeng Khyang) vs Ho Chi Minh City · Phnom Penh (Boeng Khyang) vs Phnom Penh (Pou Senchey) · Phnom Penh (Boeng Khyang) vs Can Tho · Phnom Penh (Boeng Khyang) vs Phu Quoc · all comparisons
Phnom Penh (Boeng Khyang): questions and answers
What kind of destination is Phnom Penh (Boeng Khyang)?
Phnom Penh (Boeng Khyang) is a city break in Cambodia with a tropical — wet & dry seasons climate.
How many hours of sunshine does Phnom Penh (Boeng Khyang) get a year?
Phnom Penh (Boeng Khyang) gets about 2,484 hours of sunshine a year, at its best around December.
When is the best time to visit Phnom Penh (Boeng Khyang)?
The sunniest time to visit Phnom Penh (Boeng Khyang) is December, when the Sunshine Score peaks at 88/100. Expect daytime highs around 32°C / 90°F.
What is the least sunny month in Phnom Penh (Boeng Khyang)?
April is the least sunny month in Phnom Penh (Boeng Khyang), scoring 41/100 with about 62 mm of rain.
How strong is the sun in Phnom Penh (Boeng Khyang)?
The typical midday UV index in Phnom Penh (Boeng Khyang) peaks around 11 (extreme) in February, easing to about 10 (very high) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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