Central Coast in Summer
In summer (December, January and February), Central Coast sees average daytime highs around 25°C and overnight lows near 19°C, with 249 mm of rain over about 32 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Across summer, daytime highs hold fairly steady around 25°C. The sky is clear or mostly clear about 36% of the time across summer, and the air most often feels humid.
Summer is Central Coast's 2nd-best season to visit on our travel score. For the whole year in context, see Central Coast's year-round climate.
- Avg daytime high
- 25°C
- warmest season of the year
- Avg overnight low
- 19°C
- Rainfall
- 249 mm
- 32 wet days
- Avg wind
- 14 km/h
- Travel score
- 6.7
- 2nd-best season
- Months
- Dec · Jan · Feb
Temperature in Central Coast in Summer
Across summer, daytime highs hold fairly steady around 25°C.
A typical summer day in Central Coast reaches about 25°C and drops to 19°C overnight. The warmest of the three months is January, the coolest December.
Central Coast weather by month
How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 26° / 19° | 78 | 10.5 | 14 | 6.7 |
| Feb | 25° / 20° | 101 | 11.1 | 13.2 | 6.5 |
| Mar | 24° / 18° | 89 | 12 | 12.3 | 6.8 |
| Apr | 22° / 15° | 77 | 10.2 | 11.2 | 6.8 |
| May | 19° / 13° | 70 | 9.1 | 10.3 | 6.5 |
| Jun | 17° / 11° | 86 | 9.6 | 9.8 | 5.7 |
| Jul | 17° / 9° | 49 | 7.2 | 10 | 5.9 |
| Aug | 18° / 10° | 49 | 6.5 | 10.8 | 6.7 |
| Sep | 20° / 12° | 51 | 6.8 | 11.8 | 7.1 |
| Oct | 22° / 14° | 62 | 8.5 | 12.8 | 7.0 |
| Nov | 23° / 16° | 81 | 10 | 13.7 | 6.8 |
| Dec | 25° / 18° | 70 | 10.3 | 14.2 | 7.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 36% of the time across summer.
Chance of precipitation in Summer
Central Coast gets around 249 mm of rain over 32 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 14 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 06 min in early December to 12 h 48 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 6.2 kWh/m².
Hazard calendar for Central Coast
In summer, Central Coast overlaps its cyclone season. The full year is below, with each hazard's peak months called out.
Central Coast sits in the South Indian Ocean cyclone belt; the season peaks January–March.
Is summer a good time to visit Central Coast?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Central Coast for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Central Coast in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Central Coast sees daytime highs around 25°C and nights near 19°C. Pack sun protection. Worth having: light clothes and rain gear. About 32 days see rain.
Sea temperature near Central Coast in Summer
The nearest coast averages about 22°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 22 km away) is warmest in February at about 23°C and coldest in August near 18°C.
It's comfortable for a long swim from Nov 16 to Jun 4 — about 6.6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 23 | 23 | 23 | 22 | 21 | 20 | 19 | 18 | 18 | 19 | 20 | 21 |
| Comfort | Refreshing | Refreshing | Refreshing | Refreshing | Refreshing | Cool | Cool | Cool | Cool | Cool | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 23 | Refreshing |
| Feb | 23 | Refreshing |
| Mar | 23 | Refreshing |
| Apr | 22 | Refreshing |
| May | 21 | Refreshing |
| Jun | 20 | Cool |
| Jul | 19 | Cool |
| Aug | 18 | Cool |
| Sep | 18 | Cool |
| Oct | 19 | Cool |
| Nov | 20 | Refreshing |
| Dec | 21 | Refreshing |
UV index in Central Coast in Summer
Clear-sky midday UV across summer averages around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Central Coast peaks around January 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 12 | 11 | 9 | 6 | 4 | 2 | 3 | 4 | 6 | 8 | 10 | 12 |
| Level | Extreme | Extreme | Very high | High | Moderate | Moderate | Moderate | Moderate | High | Very high | Very high | Extreme |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 12 | Extreme |
| Feb | 11 | Extreme |
| Mar | 9 | Very high |
| Apr | 6 | High |
| May | 4 | Moderate |
| Jun | 2 | Moderate |
| Jul | 3 | Moderate |
| Aug | 4 | Moderate |
| Sep | 6 | High |
| Oct | 8 | Very high |
| Nov | 10 | Very high |
| Dec | 12 | Extreme |
Air quality in Central Coast in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Central Coast is worst in December — around 17 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (June, 7 µg/m³).
Seasonal pattern from CAMS reanalysis, scaled to Central Coast's WHO annual average of 10.5 µg/m³.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 12 | 9 | 9 | 8 | 8 | 7 | 8 | 10 | 14 | 12 | 14 | 17 |
| Level | Moderate | Good | Good | Good | Good | Good | Good | Good | Moderate | Good | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 12 | Moderate |
| Feb | 9 | Good |
| Mar | 9 | Good |
| Apr | 8 | Good |
| May | 8 | Good |
| Jun | 7 | Good |
| Jul | 8 | Good |
| Aug | 10 | Good |
| Sep | 14 | Moderate |
| Oct | 12 | Good |
| Nov | 14 | Moderate |
| Dec | 17 | Moderate |
Where is Central Coast?
Central Coast sits at 33.4°S, 151.4°E, 15 m above sea level, in Australia. The nearest listed city is Umina Beach, 12 km away.
Topography around Central Coast
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Central Coast.
Within 3 km, the terrain around Central Coast has only modest variations in elevation — a maximum elevation change of 215 m around an average of 46 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 331 m; within 80 km, large variations in elevation — a maximum elevation change of 819 m.
The land around Central Coast is covered by trees (66%) and artificial surfaces (20%) within 3 km, trees (54%) and water (33%) within 16 km, and trees (53%) and water (32%) within 80 km.
Australia travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type I
- 230 V · 50 Hz
- Prices
- ≈ 90% of US
- price level, 2025
- GDP per capita
- $65,130
- 2025
- Happiness
- 6.9 / 10
- World Happiness, 2025
- Homicide rate
- 0.9
- per 100k, 2023
- Road deaths
- 4.9
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Central Coast (-33.4298°, 151.3714°, elevation 15 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.