Suhu rata-rata tahunan di Banyuresmi adalah +26.2°. Bulan terpanas adalah September (rata-rata siang +29.7°), dan terdingin Agustus (rata-rata malam +23°). Chove cerca de 2756 mm por ano, com pico em Desember (363 mm). Data merupakan rata-rata iklim 60 tahun terakhir dan rekor dari 66 tahun pengamatan.
| Bulan | Siang | Malam | Curah hujan | Hari hujan | Rekor maks. | Rekor min. |
|---|---|---|---|---|---|---|
| Januari | +27.8° | +23.6° | 348 mm | 29 | +31.6° (2022) | +21.6° (2022) |
| Februari | +28.1° | +23.7° | 294 mm | 26 | +31.8° (2025) | +21.6° (1997) |
| Maret | +28.5° | +23.9° | 300 mm | 28 | +31.8° (2019) | +21.7° (2023) |
| April | +29° | +24° | 267 mm | 27 | +32.1° (2020) | +21.7° (2021) |
| Mei | +29.3° | +23.9° | 198 mm | 26 | +32.5° (2023) | +21.1° (1967) |
| Juni | +29.1° | +23.5° | 141 mm | 20 | +32.3° (2023) | +20.2° (1984) |
| Juli | +28.9° | +23° | 105 mm | 17 | +33.1° (2019) | +20.3° (1986) |
| Agustus | +29.3° | +23° | 97 mm | 17 | +33.1° (2019) | +19.8° (2018) |
| September | +29.7° | +23.2° | 131 mm | 18 | +33.9° (2023) | +19.3° (2019) |
| Oktober | +29.7° | +23.7° | 208 mm | 24 | +36.8° (2019) | +21° (1966) |
| November | +28.8° | +23.9° | 304 mm | 27 | +35.5° (2019) | +21.7° (1966) |
| Desember | +27.9° | +23.7° | 363 mm | 28 | +32.9° (2023) | +21.5° (2001) |