| Month | High | Low | Rain | Wet days | Score |
|---|---|---|---|---|---|
| January | 15.8° | 2.9° | 60.8mm | 7 | 73 |
| February | 17.9° | 4.9° | 43.3mm | 7.3 | 79 |
| March | 22.8° | 9.3° | 60.5mm | 7.7 | 85 |
| April | 26.1° | 13.1° | 68.6mm | 6.8 | 86 |
| May | 29.6° | 17.9° | 133mm | 9.1 | 71 |
| June | 34° | 21.8° | 78.1mm | 6.9 | 58 |
| July | 35.6° | 22.9° | 80.4mm | 5.4 | 55 |
| August | 36.5° | 22.9° | 50.8mm | 4.4 | 53 |
| September | 32.7° | 19.9° | 101.3mm | 6.2 | 65 |
| October | 27.5° | 14.1° | 100.4mm | 6 | 86 |
| November | 20.7° | 8.4° | 54.2mm | 6.4 | 87 |
| December | 16.9° | 5.1° | 52.3mm | 7.7 | 75 |
January in Cedar Park averages a daily high of 15.8°C with nights around 2.9°C. Expect roughly 7 wet days totalling 60.8mm. Generally workable, with some weather to plan around.
February in Cedar Park averages a daily high of 17.9°C with nights around 4.9°C. Expect roughly 7.3 wet days totalling 43.3mm. Comfortable conditions for being outdoors all day.
March in Cedar Park averages a daily high of 22.8°C with nights around 9.3°C. Expect roughly 7.7 wet days totalling 60.5mm. Comfortable conditions for being outdoors all day.
April in Cedar Park averages a daily high of 26.1°C with nights around 13.1°C. Expect roughly 6.8 wet days totalling 68.6mm. Comfortable conditions for being outdoors all day.
May in Cedar Park averages a daily high of 29.6°C with nights around 17.9°C. Expect roughly 9.1 wet days totalling 133mm. Generally workable, with some weather to plan around.
June in Cedar Park averages a daily high of 34°C with nights around 21.8°C. Expect roughly 6.9 wet days totalling 78.1mm. Generally workable, with some weather to plan around.
July in Cedar Park averages a daily high of 35.6°C with nights around 22.9°C. Expect roughly 5.4 wet days totalling 80.4mm. Generally workable, with some weather to plan around.
August in Cedar Park averages a daily high of 36.5°C with nights around 22.9°C. Expect roughly 4.4 wet days totalling 50.8mm. Demanding conditions — pack for it and plan indoor options.
September in Cedar Park averages a daily high of 32.7°C with nights around 19.9°C. Expect roughly 6.2 wet days totalling 101.3mm. Generally workable, with some weather to plan around.
October in Cedar Park averages a daily high of 27.5°C with nights around 14.1°C. Expect roughly 6 wet days totalling 100.4mm. Comfortable conditions for being outdoors all day.
November in Cedar Park averages a daily high of 20.7°C with nights around 8.4°C. Expect roughly 6.4 wet days totalling 54.2mm. Comfortable conditions for being outdoors all day.
December in Cedar Park averages a daily high of 16.9°C with nights around 5.1°C. Expect roughly 7.7 wet days totalling 52.3mm. 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. Cedar Park peaks at 87.
Based on 30 years of records, February–April scores highest for comfort in Cedar Park, balancing daytime temperature against rainfall.
August is the warmest, averaging a daily high of 36.5°C.
May is the wettest, averaging 133mm of rain across roughly 9.1 wet days.
January is the coolest month, with average daily highs around 15.8°C.