| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 20.3° | 9.6° | 82.5mm | 6 | 88 |
| February | 20.3° | 10° | 89.7mm | 6 | 88 |
| March | 21.3° | 11.4° | 53.7mm | 5.2 | 90 |
| April | 22.6° | 12.7° | 17.4mm | 2.8 | 94 |
| May | 23.4° | 14.7° | 8.3mm | 1.8 | 96 |
| June | 25.4° | 16.4° | 1.6mm | 0.5 | 99 |
| July | 28.4° | 18.3° | 0.6mm | 0.3 | 94 |
| August | 29.2° | 18.6° | 2.6mm | 0.2 | 91 |
| September | 28.6° | 18.1° | 3.7mm | 0.6 | 92 |
| October | 26.2° | 15.5° | 14.2mm | 2 | 96 |
| November | 23.1° | 11.9° | 20.8mm | 2.9 | 94 |
| December | 19.9° | 9.2° | 67.3mm | 5.6 | 88 |
January in South Gate averages a daily high of 20.3°C with nights around 9.6°C. Expect roughly 6 wet days totalling 82.5mm. Comfortable conditions for being outdoors all day.
February in South Gate averages a daily high of 20.3°C with nights around 10°C. Expect roughly 6 wet days totalling 89.7mm. Comfortable conditions for being outdoors all day.
March in South Gate averages a daily high of 21.3°C with nights around 11.4°C. Expect roughly 5.2 wet days totalling 53.7mm. Comfortable conditions for being outdoors all day.
April in South Gate averages a daily high of 22.6°C with nights around 12.7°C. Rain is rare — about 2.8 wet days and 17.4mm across the month. Comfortable conditions for being outdoors all day.
May in South Gate averages a daily high of 23.4°C with nights around 14.7°C. Rain is rare — about 1.8 wet days and 8.3mm across the month. Comfortable conditions for being outdoors all day.
June in South Gate averages a daily high of 25.4°C with nights around 16.4°C. Rain is rare — about 0.5 wet days and 1.6mm across the month. Comfortable conditions for being outdoors all day.
July in South Gate averages a daily high of 28.4°C with nights around 18.3°C. Rain is rare — about 0.3 wet days and 0.6mm across the month. Comfortable conditions for being outdoors all day.
August in South Gate averages a daily high of 29.2°C with nights around 18.6°C. Rain is rare — about 0.2 wet days and 2.6mm across the month. Comfortable conditions for being outdoors all day.
September in South Gate averages a daily high of 28.6°C with nights around 18.1°C. Rain is rare — about 0.6 wet days and 3.7mm across the month. Comfortable conditions for being outdoors all day.
October in South Gate averages a daily high of 26.2°C with nights around 15.5°C. Rain is rare — about 2 wet days and 14.2mm across the month. Comfortable conditions for being outdoors all day.
November in South Gate averages a daily high of 23.1°C with nights around 11.9°C. Rain is rare — about 2.9 wet days and 20.8mm across the month. Comfortable conditions for being outdoors all day.
December in South Gate averages a daily high of 19.9°C with nights around 9.2°C. Expect roughly 5.6 wet days totalling 67.3mm. 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. South Gate peaks at 99.
Based on 30 years of records, April–November scores highest for comfort in South Gate, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 29.2°C.
February is the wettest, averaging 89.7mm of rain across roughly 6 wet days.
December is the coolest month, with average daily highs around 19.9°C.