Temperature
Pleasant by day, brisk at night.
76°Ftypical September high
Typical range
Warm days with cooler nights and plenty of sun.

Pleasant by day, brisk at night.
Several rainy days. About 11 wet days this month.
A mix of sunshine and cloud.
In September, afternoons feel about 72° and nights feel near 54°.
Partly cloudy skies this month.
Calm winds are typical in September.
September late afternoons are around 73°F, easing to about 65°F in early evening.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% |
|---|---|---|---|---|---|---|
| Jan | 77 | 54 | 1.1 | 5 | 11.3 | 64 |
| Feb | 79 | 54 | 1.1 | 4 | 11.6 | 59 |
| Mar | 80 | 56 | 2.3 | 10 | 11.3 | 63 |
| Apr | 76 | 58 | 7.9 | 23 | 10.7 | 73 |
| May | 75 | 58 | 4.8 | 14 | 11.0 | 74 |
| Jun | 74 | 56 | 0.4 | 3 | 10.9 | 72 |
| Jul | 73 | 56 | 1.4 | 10 | 10.8 | 73 |
| Aug | 73 | 56 | 2.1 | 10 | 10.9 | 72 |
| Sep | 76 | 56 | 2.2 | 11 | 11.2 | 68 |
| Oct | 76 | 56 | 3.5 | 17 | 11.2 | 70 |
| Nov | 74 | 56 | 4.7 | 18 | 10.9 | 75 |
| Dec | 75 | 55 | 2.9 | 13 | 11.1 | 70 |
Similar climates
Want a side-by-side climate view? Compare Nanyuki with Monteverde.
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: Jul 31, 2026
Data & methodology