| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 31.9° | 23.9° | — | — | 74 |
| February | 31.8° | 23.7° | — | — | 75 |
| March | 32.7° | 23.5° | — | — | 71 |
| April | 33.2° | 24.4° | — | — | 69 |
| May | 33.3° | 24.1° | — | — | 69 |
| June | 33° | 23.2° | — | — | 70 |
| July | 33° | 22.6° | — | — | 70 |
| August | 33.9° | 22.7° | — | — | 66 |
| September | 35° | 23.6° | — | — | 62 |
| October | 35.1° | 24.1° | — | — | 62 |
| November | 33.8° | 24.1° | — | — | 67 |
| December | 32.7° | 24° | — | — | 71 |
January in Sumedang averages a daily high of 31.9°C with nights around 23.9°C. Generally workable, with some weather to plan around.
February in Sumedang averages a daily high of 31.8°C with nights around 23.7°C. Comfortable conditions for being outdoors all day.
March in Sumedang averages a daily high of 32.7°C with nights around 23.5°C. Generally workable, with some weather to plan around.
April in Sumedang averages a daily high of 33.2°C with nights around 24.4°C. Generally workable, with some weather to plan around.
May in Sumedang averages a daily high of 33.3°C with nights around 24.1°C. Generally workable, with some weather to plan around.
June in Sumedang averages a daily high of 33°C with nights around 23.2°C. Generally workable, with some weather to plan around.
July in Sumedang averages a daily high of 33°C with nights around 22.6°C. Generally workable, with some weather to plan around.
August in Sumedang averages a daily high of 33.9°C with nights around 22.7°C. Generally workable, with some weather to plan around.
September in Sumedang averages a daily high of 35°C with nights around 23.6°C. Generally workable, with some weather to plan around.
October in Sumedang averages a daily high of 35.1°C with nights around 24.1°C. Generally workable, with some weather to plan around.
November in Sumedang averages a daily high of 33.8°C with nights around 24.1°C. Generally workable, with some weather to plan around.
December in Sumedang averages a daily high of 32.7°C with nights around 24°C. Generally workable, with some weather to plan around.
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. Sumedang peaks at 75.
Based on 30 years of records, November–July scores highest for comfort in Sumedang, balancing daytime temperature against rainfall.
October is the warmest, averaging a daily high of 35.1°C.
January is the wettest, averaging —mm of rain across roughly — wet days.
February is the coolest month, with average daily highs around 31.8°C.