San Isidro, Costa Rica vs Aserrí Climate
59%matchOn climate, Aserrí is a 59% match for San Isidro. Compared with San Isidro, Aserrí has 11°F (6°C) cooler days and 7°F (4°C) cooler nights.
San Isidro gets 114 in (2894 mm) of rain a year and Aserrí 106 in (2689 mm). San Isidro's warmest month is March, at 87°F (31°C); Aserrí's is April, at 76°F (24°C).
Climate fingerprints: ring color = average temperature, thickness = rain. January at the top.
Month by month
Highs and lows (°F)
San IsidroAserrísolid = high, dashed = low
Rain (in per month)
San IsidroAserrí
Monthly averages
| Month | High | Low | Rain | |||
|---|---|---|---|---|---|---|
| San Isidro | Aserrí | San Isidro | Aserrí | San Isidro | Aserrí | |
| Jan | 84°F(29°C) | 72°F(22°C) | 61°F(16°C) | 55°F(13°C) | 2.7 in(69 mm) | 2.3 in(59 mm) |
| Feb | 86°F(30°C) | 73°F(23°C) | 61°F(16°C) | 55°F(13°C) | 1.6 in(40 mm) | 1.9 in(47 mm) |
| Mar | 87°F(31°C) | 75°F(24°C) | 62°F(17°C) | 55°F(13°C) | 2.8 in(72 mm) | 1.3 in(32 mm) |
| Apr | 87°F(31°C) | 76°F(24°C) | 64°F(18°C) | 57°F(14°C) | 6.2 in(157 mm) | 3.2 in(82 mm) |
| May | 86°F(30°C) | 75°F(24°C) | 64°F(18°C) | 58°F(14°C) | 14 in(354 mm) | 13 in(329 mm) |
| Jun | 85°F(30°C) | 74°F(23°C) | 64°F(18°C) | 58°F(14°C) | 12 in(302 mm) | 13 in(331 mm) |
| Jul | 85°F(29°C) | 74°F(23°C) | 64°F(18°C) | 58°F(14°C) | 11 in(270 mm) | 9.8 in(250 mm) |
| Aug | 85°F(29°C) | 74°F(24°C) | 64°F(18°C) | 57°F(14°C) | 14 in(358 mm) | 13 in(327 mm) |
| Sep | 84°F(29°C) | 74°F(24°C) | 63°F(17°C) | 56°F(14°C) | 15 in(376 mm) | 16 in(398 mm) |
| Oct | 83°F(28°C) | 73°F(23°C) | 64°F(18°C) | 56°F(13°C) | 19 in(477 mm) | 16 in(411 mm) |
| Nov | 82°F(28°C) | 72°F(22°C) | 63°F(17°C) | 56°F(13°C) | 13 in(324 mm) | 11 in(286 mm) |
| Dec | 83°F(29°C) | 72°F(22°C) | 62°F(17°C) | 55°F(13°C) | 3.7 in(95 mm) | 5.4 in(137 mm) |
1991–2020 averages, by calendar month.