| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 32° | — | 70.8mm | 8 | 64 |
| February | 32.1° | 24.4° | 206.1mm | 12.3 | 55 |
| March | 32° | — | 228.1mm | 7.5 | 65 |
| April | 31.9° | 24.7° | 93.5mm | 8.5 | 63 |
| May | 31.3° | 25.5° | 130.1mm | 6.3 | 70 |
| June | 30.4° | 23.7° | 89.1mm | 8 | 70 |
| July | 29.5° | — | 0mm | 0 | 90 |
| August | 29.1° | 24.3° | 0mm | 0 | 92 |
| September | 29.6° | — | 0.7mm | 1 | 88 |
| October | 30.3° | 24.8° | 1mm | 1 | 85 |
| November | 30.9° | 24.5° | — | — | 78 |
| December | 31.5° | — | — | — | 76 |
January in Cilacap averages a daily high of 32°C. Expect roughly 8 wet days totalling 70.8mm. Generally workable, with some weather to plan around.
February in Cilacap averages a daily high of 32.1°C with nights around 24.4°C. Expect roughly 12.3 wet days totalling 206.1mm. Generally workable, with some weather to plan around.
March in Cilacap averages a daily high of 32°C. Expect roughly 7.5 wet days totalling 228.1mm. Generally workable, with some weather to plan around.
April in Cilacap averages a daily high of 31.9°C with nights around 24.7°C. Expect roughly 8.5 wet days totalling 93.5mm. Generally workable, with some weather to plan around.
May in Cilacap averages a daily high of 31.3°C with nights around 25.5°C. Expect roughly 6.3 wet days totalling 130.1mm. Generally workable, with some weather to plan around.
June in Cilacap averages a daily high of 30.4°C with nights around 23.7°C. Expect roughly 8 wet days totalling 89.1mm. Generally workable, with some weather to plan around.
July in Cilacap averages a daily high of 29.5°C. Rain is rare — about 0 wet days and 0mm across the month. Comfortable conditions for being outdoors all day.
August in Cilacap averages a daily high of 29.1°C with nights around 24.3°C. Rain is rare — about 0 wet days and 0mm across the month. Comfortable conditions for being outdoors all day.
September in Cilacap averages a daily high of 29.6°C. Rain is rare — about 1 wet days and 0.7mm across the month. Comfortable conditions for being outdoors all day.
October in Cilacap averages a daily high of 30.3°C with nights around 24.8°C. Rain is rare — about 1 wet days and 1mm across the month. Comfortable conditions for being outdoors all day.
November in Cilacap averages a daily high of 30.9°C with nights around 24.5°C. Comfortable conditions for being outdoors all day.
December in Cilacap averages a daily high of 31.5°C. Comfortable conditions for being outdoors all day.
Each month scores out of 100. It starts at 100 and loses points for daytime highs outside a 20–27°C band, for wet days, and for nights below 2°C. Nothing else is weighted in — no crowd data, no prices, no opinion. Cilacap peaks at 92.
Based on 30 years of records, July–October scores highest for comfort in Cilacap, balancing daytime temperature against rainfall.
February is the warmest, averaging a daily high of 32.1°C.
March is the wettest, averaging 228.1mm of rain across roughly 7.5 wet days.
August is the coolest month, with average daily highs around 29.1°C.