Temperature
Warm by day, mild at night.
Warm days.
Warm by day, mild at night.
It rains on most days. About 19 wet days, fewer than in most months.
Sunshine estimates are less reliable here; cloud and rain patterns are a better guide.
Warm days, with humid periods.
In September, afternoons feel about 84° and nights feel near 69°.
Overcast skies this month.
Calm winds are typical in September.
September late afternoons are around 77°F, easing to about 72°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 80 | 65 | 11.0 | 24 | — | 85 |
| Feb | 80 | 66 | 10.1 | 23 | — | 84 |
| Mar | 80 | 66 | 11.7 | 24 | — | 84 |
| Apr | 80 | 67 | 11.1 | 23 | — | 84 |
| May | 80 | 67 | 8.2 | 19 | — | 84 |
| Jun | 80 | 66 | 5.1 | 14 | — | 83 |
| Jul | 81 | 65 | 4.4 | 13 | — | 82 |
| Aug | 81 | 65 | 5.8 | 15 | — | 82 |
| Sep | 80 | 65 | 7.4 | 19 | — | 83 |
| Oct | 79 | 66 | 15.0 | 25 | — | 84 |
| Nov | 79 | 66 | 17.7 | 27 | — | 85 |
| Dec | 79 | 66 | 15.0 | 25 | — | 85 |
Similar climates
Want a side-by-side climate view? Compare Cali with Guayaquil.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: temporarily unavailable while its source is reviewed.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology