Newcastle Weather in January
Newcastle in January averages 26°C (79°F) during the day and 21°C (70°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Newcastle in January
On average, there are about 12 days with rain during this month, averaging 78 mm (3.1 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Newcastle in January
Newcastle in January has perfect weather. Days reach 26°C (79°F) and nights cool to 21°C (70°F). This kind of day-to-night contrast is typical for this time of year. Nights are mild at around 21°C (70°F), which is comfortable for most people. On average, it is the warmest month of the year.If you're inclined towards comfortable temperatures and drier conditions, January is a good time to visit Newcastle.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Newcastle's climate page.
Newcastle Temperature in January
Min Temperature
21°C (70°F)
Max Temperature
26°C (79°F)
Chance of Rain
39%
Precipitation
78 mm (3.1 in)
Rainy days
12 days
Humidity
61% *
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Newcastle typically stay consistent throughout January, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows around 19°C (66°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather for Newcastle in January
Browse day-by-day weather records for Newcastle spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Newcastle historical weather extremes in January
According to our 49 years of weather records for Newcastle, the following extremes were recorded between 1976 and 2025.
- Newcastle recorded its highest January temperature of 41°C (106°F) on January 31, 2017.
- Newcastle experienced its chilliest January day on January 5, 1977, reaching only 19°C (66°F).
- The lowest overnight temperature recorded in January was 11°C (52°F) (January 10, 2007).
Best Places in Australia in January
Find out more about the weather in Australia and which places have the best travel conditions in this month. See all of Australia in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Newcastle in January
Warm temperatures in January make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Newcastle in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Australia, check out our Newcastle's climate page.
See the full Newcastle climate overview or explore weather in Australia.
