Cessnock Weather and Climate
Climate Snapshot
Cessnock's warmest month in 2024 was December, averaging 29.6 degrees. That gives Cessnock an annual average daytime high of 23.3 degrees, 1.0 degrees warmer than the New South Wales mean.
Daytime highs peak at 29.6 degrees in December and bottom out with overnight lows of 6.7 degrees in June. That is a 22.9 degree spread from hottest afternoon to coldest night. Overnight minimums average 13.0 degrees across the year, 0.5 degrees warmer than the New South Wales average of 12.5.
Annual rainfall totals 896mm across 139 rain days, close to the New South Wales average. The wettest month is April at 134mm, and August is the driest at 46mm.
Rain is spread unevenly but not dramatically so. Expect some drier patches and some wetter ones through the year.
By our reckoning, October (9.5/10) is when the weather is at its finest, while June (3.0/10) is the toughest month to be outdoors.
Scroll down for the full month-by-month breakdown, or jump straight to October if you're picking the best time to visit Cessnock.
Monthly Comfort Score
Our Comfort Score rates each month from 1 (tough) to 10 (ideal) based on temperature, humidity, rainfall, UV, and sunshine. How we calculate it
Annual Comfort Score: 6.7/10 - Ranked #80 of 213 Australian cities (national avg 6.2, NSW avg 6.4)
Seasonal Overview
| Season | Avg Max °C | Avg Min °C | Total Rain mm | Comfort |
|---|---|---|---|---|
| Summer | 29.3 | 18.4 | 198 | 6.5 |
| Autumn | 22.8 | 13.3 | 297 | 7.1 |
| Winter | 16.9 | 7.8 | 198 | 4.3 |
| Spring | 24.1 | 12.7 | 202 | 8.8 |
Monthly Climate Averages
| Month | Max °C | Min °C | Rain mm | Rain Days | Solar MJ | Humidity % | Comfort |
|---|
Weather by Month
Detailed climate data, packing advice, and what to expect for each month in Cessnock.
29.4°C, 70mm rain February
28.8°C, 79mm rain March
26.9°C, 51mm rain April
22.5°C, 134mm rain May
18.9°C, 113mm rain June
15.8°C, 102mm rain July
15.5°C, 50mm rain August
19.4°C, 46mm rain September
22.3°C, 50mm rain October
23.1°C, 59mm rain November
26.9°C, 94mm rain December
29.6°C, 50mm rain
Compare and Explore
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