| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 23.2° | 7.8° | 5.3mm | 1.8 | 96 |
| February | 26.9° | 12.1° | 10.8mm | 0.9 | 98 |
| March | 32.8° | 17.4° | 0.6mm | 0.8 | 75 |
| April | 37.9° | 22.8° | 10.2mm | 0.6 | 55 |
| May | 41.6° | 27° | 3.9mm | 0.7 | 40 |
| June | 40.3° | 28.1° | 47.3mm | 4.6 | 38 |
| July | 35.7° | 25.4° | 195.1mm | 14 | 37 |
| August | 33.5° | 24.2° | 438.4mm | 20 | 44 |
| September | 35° | 24.1° | 69.1mm | 4.8 | 58 |
| October | 34.5° | 20.1° | 60.8mm | 3 | 64 |
| November | 30.2° | 14.1° | 1.6mm | 0.4 | 86 |
| December | 25.5° | 9.2° | 4.4mm | 0.4 | 99 |
January in Chaumu averages a daily high of 23.2°C with nights around 7.8°C. Rain is rare — about 1.8 wet days and 5.3mm across the month. Comfortable conditions for being outdoors all day.
February in Chaumu averages a daily high of 26.9°C with nights around 12.1°C. Rain is rare — about 0.9 wet days and 10.8mm across the month. Comfortable conditions for being outdoors all day.
March in Chaumu averages a daily high of 32.8°C with nights around 17.4°C. Rain is rare — about 0.8 wet days and 0.6mm across the month. Comfortable conditions for being outdoors all day.
April in Chaumu averages a daily high of 37.9°C with nights around 22.8°C. Rain is rare — about 0.6 wet days and 10.2mm across the month. Generally workable, with some weather to plan around.
May in Chaumu averages a daily high of 41.6°C with nights around 27°C. Rain is rare — about 0.7 wet days and 3.9mm across the month. Demanding conditions — pack for it and plan indoor options.
June in Chaumu averages a daily high of 40.3°C with nights around 28.1°C. Expect roughly 4.6 wet days totalling 47.3mm. Demanding conditions — pack for it and plan indoor options.
July in Chaumu averages a daily high of 35.7°C with nights around 25.4°C. Expect roughly 14 wet days totalling 195.1mm. Demanding conditions — pack for it and plan indoor options.
August in Chaumu averages a daily high of 33.5°C with nights around 24.2°C. Expect roughly 20 wet days totalling 438.4mm. Demanding conditions — pack for it and plan indoor options.
September in Chaumu averages a daily high of 35°C with nights around 24.1°C. Expect roughly 4.8 wet days totalling 69.1mm. Generally workable, with some weather to plan around.
October in Chaumu averages a daily high of 34.5°C with nights around 20.1°C. Expect roughly 3 wet days totalling 60.8mm. Generally workable, with some weather to plan around.
November in Chaumu averages a daily high of 30.2°C with nights around 14.1°C. Rain is rare — about 0.4 wet days and 1.6mm across the month. Comfortable conditions for being outdoors all day.
December in Chaumu averages a daily high of 25.5°C with nights around 9.2°C. Rain is rare — about 0.4 wet days and 4.4mm across the month. 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. Chaumu peaks at 99.
Based on 30 years of records, December–February scores highest for comfort in Chaumu, balancing daytime temperature against rainfall.
May is the warmest, averaging a daily high of 41.6°C.
August is the wettest, averaging 438.4mm of rain across roughly 20 wet days.
January is the coolest month, with average daily highs around 23.2°C.