Newcastle
December
Weather in Newcastle for December 2025
Your guide to Newcastle weather in December - trends and predictions
Until now, December 2025 in Newcastle has been nearly identical to the historical average, with a temperature of 24.6 °C (showing only a slight deviation of -0.5 °C).
The forecast for the next days in Newcastle predicts temperatures to be around 26 °C, close to the historical average.
In general, the average temperature in Newcastle at the beginning of December is 25.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 23.4 °C by the end of December.
The climate of Newcastle in December is notably wet, with an average of 15 rainy days, and a total of 69.7 mm of precipitation.
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Temperatures
Rain 🌧️
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16
Dry days
15
Rainy days
0
Snow days
25°/18°
Temperatures
25 km/h
Avg max wind
76 %
Avg humidity
Newcastle Weather December
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Temperatures trend during December in Newcastle
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December weather in Newcastle day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 24° /17° | 1.3 mm | 8 | |
| 2 Dec. | Light rain shower | 24° /16° | 6.3 mm | 7 | |
| 3 Dec. |  Thundery outbreaks possible | 25° /16° | 0.3 mm | 8 | |
| 4 Dec. |  Partly cloudy | 24° /16° | 0.8 mm | 8 | |
| 5 Dec. |  Sunny | 26° /17° | 0 mm | 9 | |
| 6 Dec. |  Overcast | 27° /19° | 0.9 mm | 8 | |
| 7 Dec. | Light rain shower | 28° /18° | 5.2 mm | 8 | |
| 8 Dec. | Patchy rain possible | 25° /19° | 1.4 mm | 7 | |
| 9 Dec. | Patchy rain possible | 27° /19° | 1.3 mm | 8 | |
| 10 Dec. | Patchy rain possible | 24° /19° | 1.8 mm | 7 | |
| 11 Dec. | Sunny | 23° /18° | 6.3 mm | 8 | |
| 12 Dec. | Patchy rain possible | 24° /18° | 2.5 mm | 7 | |
| 13 Dec. | Partly cloudy | 26° /18° | 0.5 mm | 9 | |
| 14 Dec. | Patchy rain possible | 29° /20° | 2.5 mm | 8 | |
| 15 Dec. | Patchy rain possible | 22° /19° | 1.1 mm | 1.9 | |
| 16 Dec. | Patchy rain possible | 20° /18° | 1.7 mm | 0.7 | |
| 17 Dec. | Patchy rain possible | 24° /18° | 0.7 mm | 3.3 | |
| 18 Dec. | Sunny | 28° /16° | 0 mm | 3.6 | |
| 19 Dec. | Sunny | 28° /21° | 0 mm | 3.6 | |
| 20 Dec. |  Moderate rain | 29° /20° | 10 mm | 8 | |
| 21 Dec. | Sunny | 35° /21° | 0 mm | 10 | |
| 22 Dec. | Patchy rain possible | 24° /21° | 1.2 mm | 8 | |
| 23 Dec. | Patchy rain possible | 32° /21° | 1 mm | 9 | |
| 24 Dec. | Patchy rain possible | 23° /20° | 0.4 mm | 8 | |
| 25 Dec. | Patchy rain possible | 26° /21° | 0.2 mm | 8 | |
| 26 Dec. | Patchy rain possible | 26° /21° | 0.4 mm | 8 | |
| 27 Dec. | Patchy rain possible | 20° /18° | 1.4 mm | 7 | |
| 28 Dec. | Patchy rain possible | 20° /17° | 0.3 mm | 7 | |
| 29 Dec. | Sunny | 25° /18° | 0.3 mm | 7 | |
| 30 Dec. | Patchy rain possible | 24° /19° | 0.8 mm | 6 | |
| 31 Dec. | Patchy rain possible | 23° /18° | 2.6 mm | 7 | |
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Important Notice
Our weather forecast for Newcastle 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 Newcastle forecast closer to your planned date for the most up-to-date weather information.
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Newcastle in December - FAQ
What are the expected maximum and minimum temperatures in Newcastle during December?
During December, expect a variety of temperatures with highs around 25° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Newcastle during December?
Moderate rainfall is anticipated in Newcastle during December, with a total of 69.7 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Newcastle during December?
The average wind speed in Newcastle during December is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Newcastle
Explore the daily rainfall trends and prepare for Newcastles December weather 💧
Typically, Newcastle has 15 rainy days in December with a total of 69.7 mm of rainfall.
UV exposure in Newcastle during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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