Temperature
Pleasant by day, mild at night.
Warm days and some sun.

Pleasant by day, mild at night.
Rain is frequent. About 17 wet days this month.
Cloudier spells limit sunshine.
Humid air and frequent rain shape this month.
In April, afternoons feel about 76° and nights feel near 65°.
Partly cloudy skies this month.
Calm winds are typical in April.
April late afternoons are around 73°F, easing to about 68°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 66 | 52 | 1.5 | 8 | 9.2 | 77 |
| Feb | 68 | 54 | 1.8 | 8 | 9.5 | 77 |
| Mar | 72 | 58 | 2.9 | 12 | 10.3 | 77 |
| Apr | 76 | 63 | 4.9 | 17 | 10.2 | 78 |
| May | 79 | 67 | 8.4 | 23 | 9.8 | 80 |
| Jun | 82 | 69 | 12.7 | 25 | 9.6 | 81 |
| Jul | 82 | 71 | 18.7 | 28 | 9.8 | 82 |
| Aug | 82 | 70 | 19.6 | 29 | 8.8 | 83 |
| Sep | 81 | 69 | 13.4 | 25 | 9.6 | 82 |
| Oct | 78 | 66 | 7.4 | 18 | 10.0 | 81 |
| Nov | 74 | 61 | 2.7 | 10 | 9.5 | 80 |
| Dec | 68 | 54 | 1.7 | 8 | 9.1 | 79 |
Similar climates
Want a side-by-side climate view? Compare Sun Moon Lake with Sapa.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology