| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 21.4° | 8.4° | 23.6mm | 2.8 | 94 |
| February | 22.8° | 9.4° | 21.4mm | 3 | 94 |
| March | 26.4° | 12.1° | 9.8mm | 2.1 | 96 |
| April | 30.2° | 14.9° | 2.2mm | 1 | 85 |
| May | 34.5° | 18.6° | 0.4mm | 0.4 | 69 |
| June | 39.9° | 22.7° | 0.1mm | 0.1 | 48 |
| July | 42.5° | 26.9° | 6mm | 0.9 | 38 |
| August | 41.9° | 26.6° | 6.2mm | 0.7 | 39 |
| September | 38.7° | 23.4° | 5.1mm | 1.1 | 51 |
| October | 32.6° | 17.9° | 4.6mm | 0.9 | 76 |
| November | 25.8° | 11.9° | 6.3mm | 1.2 | 98 |
| December | 20.7° | 7.8° | 16.7mm | 2.5 | 95 |
January in Cathedral City averages a daily high of 21.4°C with nights around 8.4°C. Rain is rare — about 2.8 wet days and 23.6mm across the month. Comfortable conditions for being outdoors all day.
February in Cathedral City averages a daily high of 22.8°C with nights around 9.4°C. Expect roughly 3 wet days totalling 21.4mm. Comfortable conditions for being outdoors all day.
March in Cathedral City averages a daily high of 26.4°C with nights around 12.1°C. Rain is rare — about 2.1 wet days and 9.8mm across the month. Comfortable conditions for being outdoors all day.
April in Cathedral City averages a daily high of 30.2°C with nights around 14.9°C. Rain is rare — about 1 wet days and 2.2mm across the month. Comfortable conditions for being outdoors all day.
May in Cathedral City averages a daily high of 34.5°C with nights around 18.6°C. Rain is rare — about 0.4 wet days and 0.4mm across the month. Generally workable, with some weather to plan around.
June in Cathedral City averages a daily high of 39.9°C with nights around 22.7°C. Rain is rare — about 0.1 wet days and 0.1mm across the month. Demanding conditions — pack for it and plan indoor options.
July in Cathedral City averages a daily high of 42.5°C with nights around 26.9°C. Rain is rare — about 0.9 wet days and 6mm across the month. Demanding conditions — pack for it and plan indoor options.
August in Cathedral City averages a daily high of 41.9°C with nights around 26.6°C. Rain is rare — about 0.7 wet days and 6.2mm across the month. Demanding conditions — pack for it and plan indoor options.
September in Cathedral City averages a daily high of 38.7°C with nights around 23.4°C. Rain is rare — about 1.1 wet days and 5.1mm across the month. Demanding conditions — pack for it and plan indoor options.
October in Cathedral City averages a daily high of 32.6°C with nights around 17.9°C. Rain is rare — about 0.9 wet days and 4.6mm across the month. Comfortable conditions for being outdoors all day.
November in Cathedral City averages a daily high of 25.8°C with nights around 11.9°C. Rain is rare — about 1.2 wet days and 6.3mm across the month. Comfortable conditions for being outdoors all day.
December in Cathedral City averages a daily high of 20.7°C with nights around 7.8°C. Rain is rare — about 2.5 wet days and 16.7mm 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. Cathedral City peaks at 98.
Based on 30 years of records, November–March scores highest for comfort in Cathedral City, balancing daytime temperature against rainfall.
July is the warmest, averaging a daily high of 42.5°C.
January is the wettest, averaging 23.6mm of rain across roughly 2.8 wet days.
December is the coolest month, with average daily highs around 20.7°C.