Parramatta
December
Weather in Parramatta for December 2025
Your guide to Parramatta weather in December - trends and predictions
Until now, December 2025 in Parramatta is slightly cooler than the historical average by -0.7 °C.
Expect cooler weather in the next days in Parramatta with the forecast suggesting a temperature of 27.1 °C, lower than the historical average.
In general, the average temperature in Parramatta at the beginning of December is 30 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 27.6 °C by the end of December.
The climate of Parramatta in December is notably wet, with an average of 12 rainy days, and a total of 51.6 mm of precipitation.
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Temperatures
Rain 🌧️
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19
Dry days
12
Rainy days
0
Snow days
29°/18°
Temperatures
21 km/h
Avg max wind
65 %
Avg humidity
Parramatta Weather December
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Temperatures trend during December in Parramatta
See the weather trend as well as the moving average line
December weather in Parramatta day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 27° /15° | 1.8 mm | 8 | |
| 2 Dec. | Light rain shower | 28° /15° | 3.8 mm | 9 | |
| 3 Dec. |  Thundery outbreaks possible | 28° /16° | 1.2 mm | 8 | |
| 4 Dec. | Patchy rain possible | 28° /16° | 0.1 mm | 8 | |
| 5 Dec. |  Sunny | 34° /16° | 0 mm | 10 | |
| 6 Dec. | Sunny | 34° /20° | 1 mm | 10 | |
| 7 Dec. | Patchy rain possible | 31° /18° | 0.3 mm | 9 | |
| 8 Dec. | Patchy rain possible | 32° /18° | 0.2 mm | 9 | |
| 9 Dec. |  Partly cloudy | 34° /18° | 0.3 mm | 10 | |
| 10 Dec. | Patchy rain possible | 28° /19° | 2.5 mm | 8 | |
| 11 Dec. | Patchy rain possible | 24° /18° | 4.2 mm | 7 | |
| 12 Dec. | Partly cloudy | 27° /17° | 4.1 mm | 9 | |
| 13 Dec. | Patchy rain possible | 31° /16° | 1.9 mm | 3 | |
| 14 Dec. | Patchy rain possible | 34° /18° | 1.3 mm | 3.4 | |
| 15 Dec. | Patchy rain possible | 20° /17° | 0.8 mm | 1.4 | |
| 16 Dec. | Patchy rain possible | 19° /16° | 0.8 mm | 0.9 | |
| 17 Dec. | Patchy rain possible | 24° /17° | 0.5 mm | 3.4 | |
| 18 Dec. | Sunny | 29° /16° | 0 mm | 9 | |
| 19 Dec. | Sunny | 35° /17° | 0.1 mm | 9 | |
| 20 Dec. | Patchy rain possible | 33° /20° | 0.1 mm | 9 | |
| 21 Dec. | Patchy rain possible | 34° /20° | 2 mm | 8 | |
| 22 Dec. | Patchy rain possible | 24° /19° | 2 mm | 8 | |
| 23 Dec. | Partly cloudy | 24° /17° | 0 mm | 9 | |
| 24 Dec. | Patchy rain possible | 22° /17° | 0.4 mm | 7 | |
| 25 Dec. | Patchy rain possible | 22° /18° | 0.5 mm | 7 | |
| 26 Dec. | Patchy rain possible | 28° /18° | 0.1 mm | 8 | |
| 27 Dec. | Partly cloudy | 33° /18° | 0.2 mm | 9 | |
| 28 Dec. | Partly cloudy | 31° /17° | 0 mm | 9 | |
| 29 Dec. | Patchy rain possible | 28° /17° | 0.6 mm | 7 | |
| 30 Dec. | Patchy rain possible | 27° /18° | 2.3 mm | 7 | |
| 31 Dec. | Patchy rain possible | 24° /17° | 1.4 mm | 6 | |
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Important Notice
Our weather forecast for Parramatta in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Parramatta forecast closer to your planned date for the most up-to-date weather information.
Change Month
Parramatta in December - FAQ
What are the expected maximum and minimum temperatures in Parramatta during December?
During December, expect a variety of temperatures with highs around 29° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Parramatta during December?
Moderate rainfall is anticipated in Parramatta during December, with a total of 51.6 mm spread over approximately 12 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Parramatta during December?
The average wind speed in Parramatta during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Parramatta
Explore the daily rainfall trends and prepare for Parramattas December weather 💧
Typically, Parramatta has 12 rainy days in December with a total of 51.6 mm of rainfall.
UV exposure in Parramatta during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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