Suhu rata-rata tahunan di Blangkolak Dua adalah +20.2°. Bulan terpanas adalah Juni (rata-rata siang +24.9°), dan terdingin Februari (rata-rata malam +15.7°). Chove cerca de 2574 mm por ano, com pico em November (347 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 | +23.6° | +15.8° | 209 mm | 25 | +29.2° (2011) | +9.9° (2017) |
| Februari | +24.3° | +15.7° | 176 mm | 22 | +28.1° (1981) | +10.7° (2019) |
| Maret | +24.7° | +16.1° | 206 mm | 25 | +37.4° (1968) | +12.4° (2021) |
| April | +24.8° | +16.5° | 240 mm | 28 | +32.3° (1986) | +13.2° (2023) |
| Mei | +24.8° | +16.8° | 207 mm | 25 | +28.5° (2024) | +12.8° (1999) |
| Juni | +24.9° | +16.4° | 110 mm | 18 | +33.3° (1995) | +11.9° (1985) |
| Juli | +24.8° | +16° | 118 mm | 18 | +28.5° (2016) | +11.9° (2021) |
| Agustus | +24.7° | +16.1° | 149 mm | 21 | +29.6° (1981) | +12.1° (2019) |
| September | +24.3° | +16.1° | 216 mm | 24 | +28° (2000) | +12.1° (2022) |
| Oktober | +23.8° | +16.1° | 304 mm | 27 | +33.9° (2008) | +11.4° (2017) |
| November | +23.3° | +16.2° | 347 mm | 28 | +32.5° (1986) | +13.2° (2018) |
| Desember | +23.2° | +16.1° | 292 mm | 28 | +33.5° (1963) | +12.4° (1994) |