| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 26.6° | 14.3° | 38.5mm | 5.6 | 89 |
| February | 26.2° | 14.4° | 30.7mm | 4.4 | 91 |
| March | 24.3° | 12.7° | 24.6mm | 5.1 | 90 |
| April | 20.6° | 9.9° | 40.2mm | 7.4 | 85 |
| May | 17.3° | 7.6° | 33.3mm | 9.6 | 72 |
| June | 14.7° | 5.8° | 38.6mm | 10.4 | 62 |
| July | 14.2° | 5.2° | 35.3mm | 11.5 | 58 |
| August | 15.6° | 5.6° | 36.9mm | 11.4 | 63 |
| September | 17.9° | 6.7° | 39mm | 11.6 | 70 |
| October | 20.3° | 8.1° | 43.2mm | 10.1 | 80 |
| November | 22.5° | 10.6° | 53.5mm | 8.3 | 83 |
| December | 24.8° | 12° | 29.7mm | 6.6 | 87 |
January in Geelong averages a daily high of 26.6°C with nights around 14.3°C. Expect roughly 5.6 wet days totalling 38.5mm. Comfortable conditions for being outdoors all day.
February in Geelong averages a daily high of 26.2°C with nights around 14.4°C. Expect roughly 4.4 wet days totalling 30.7mm. Comfortable conditions for being outdoors all day.
March in Geelong averages a daily high of 24.3°C with nights around 12.7°C. Expect roughly 5.1 wet days totalling 24.6mm. Comfortable conditions for being outdoors all day.
April in Geelong averages a daily high of 20.6°C with nights around 9.9°C. Expect roughly 7.4 wet days totalling 40.2mm. Comfortable conditions for being outdoors all day.
May in Geelong averages a daily high of 17.3°C with nights around 7.6°C. Expect roughly 9.6 wet days totalling 33.3mm. Generally workable, with some weather to plan around.
June in Geelong averages a daily high of 14.7°C with nights around 5.8°C. Expect roughly 10.4 wet days totalling 38.6mm. Generally workable, with some weather to plan around.
July in Geelong averages a daily high of 14.2°C with nights around 5.2°C. Expect roughly 11.5 wet days totalling 35.3mm. Generally workable, with some weather to plan around.
August in Geelong averages a daily high of 15.6°C with nights around 5.6°C. Expect roughly 11.4 wet days totalling 36.9mm. Generally workable, with some weather to plan around.
September in Geelong averages a daily high of 17.9°C with nights around 6.7°C. Expect roughly 11.6 wet days totalling 39mm. Generally workable, with some weather to plan around.
October in Geelong averages a daily high of 20.3°C with nights around 8.1°C. Expect roughly 10.1 wet days totalling 43.2mm. Comfortable conditions for being outdoors all day.
November in Geelong averages a daily high of 22.5°C with nights around 10.6°C. Expect roughly 8.3 wet days totalling 53.5mm. Comfortable conditions for being outdoors all day.
December in Geelong averages a daily high of 24.8°C with nights around 12°C. Expect roughly 6.6 wet days totalling 29.7mm. 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. Geelong peaks at 91.
Based on 30 years of records, November–April scores highest for comfort in Geelong, balancing daytime temperature against rainfall.
January is the warmest, averaging a daily high of 26.6°C.
November is the wettest, averaging 53.5mm of rain across roughly 8.3 wet days.
July is the coolest month, with average daily highs around 14.2°C.