Great Barrier Reef Weather Forecast
Great Barrier Reef weather: 73°F, clear sky. Hourly forecast, 14-day outlook, UV, air quality and the best time to visit.
Summary
Great Barrier Reef is a tourist attraction in Cairns. Great Barrier Reef is a landmark known for the world's largest coral reef system.
Right now it is 73°F (23°C) in Great Barrier Reef with clear sky. It feels like 68°F. Today runs from 72°F to 75°F. Chance of precipitation is 81%. Sightseeing conditions score 5.5/10 - fair - plan around the weather.
The best time to visit Great Barrier Reef is September, October and November. The climate is tropical. January, February and March tend to be the least comfortable months. February is the warmest month with average highs near 84°F, while August is the coldest with lows near 72°F.
Nearby highlights include Great Barrier Reef and Whitehaven Beach.
In plain terms. Today is slightly cooler than average for October. The forecast high of 75°F is 3.4°F below the 78°F typical for this month. The best window to be outside is roughly 4 PM to 7 PM, when temperature, rain chance and wind line up best. Gusts to 34 mph will push high-sided vehicles on exposed roads and bridges. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Weather in Great Barrier Reef right now
Wear sunglasses and use SPF 30+ if you are outside for long.
Source: Open-Meteo. Updated 6:47 AM, Oct 2 local time.
Next 24 hours
Hour-by-hour temperature, precipitation chance and wind.
16-day forecast for Great Barrier Reef
Daily highs and lows, precipitation and UV.
| Day | Conditions | High / Low | Precip | Wind | UV |
|---|---|---|---|---|---|
| Thu, Oct 1 | 🌦️ Drizzle | 75° / 72° | 81% · 0,1 in | 26 mph | 9 |
| Fri, Oct 2 | 🌦️ Light drizzle | 74° / 71° | 49% · 0,1 in | 24 mph | 8 |
| Sat, Oct 3 | 🌦️ Light drizzle | 74° / 71° | 15% · 0,0 in | 20 mph | 9 |
| Sun, Oct 4 | 🌦️ Light drizzle | 75° / 72° | 18% · 0,0 in | 16 mph | 9 |
| Mon, Oct 5 | ⛅ Partly cloudy | 75° / 74° | 14% | 12 mph | 9 |
| Tue, Oct 6 | 🌤️ Mainly clear | 75° / 74° | 6% | 10 mph | 7 |
| Wed, Oct 7 | ☀️ Clear sky | 75° / 74° | 2% | 12 mph | 9 |
| Thu, Oct 8 | 🌤️ Mainly clear | 76° / 75° | 4% | 16 mph | 7 |
| Fri, Oct 9 | 🌤️ Mainly clear | 76° / 75° | 10% | 14 mph | 9 |
| Sat, Oct 10 | 🌤️ Mainly clear | 76° / 75° | 5% | 10 mph | 9 |
| Sun, Oct 11 | ☀️ Clear sky | 76° / 75° | 8% | 13 mph | 9 |
| Mon, Oct 12 | 🌦️ Light drizzle | 77° / 75° | 6% · 0,0 in | 15 mph | 9 |
| Tue, Oct 13 | 🌦️ Light drizzle | 78° / 76° | 1% · 0,0 in | 16 mph | 9 |
| Wed, Oct 14 | 🌦️ Drizzle | 77° / 76° | 6% · 0,0 in | 17 mph | 9 |
| Thu, Oct 15 | 🌦️ Drizzle | 77° / 74° | 16% · 0,1 in | 22 mph | 9 |
| Fri, Oct 16 | ☁️ Overcast | 75° / 74° | 19% | 18 mph | 9 |
Climate in Great Barrier Reef month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Month | Avg high | Avg low | Rainfall | Rating |
|---|---|---|---|---|
| January | 84° | 81° | 19,3 in | ★★☆☆☆ |
| February | 84° | 80° | 17,2 in | ★★☆☆☆ |
| March | 83° | 80° | 10,8 in | ★★☆☆☆ |
| April | 81° | 78° | 3,7 in | ★★★★☆ |
| May | 79° | 76° | 2,0 in | ★★★★☆ |
| June | 76° | 73° | 1,9 in | ★★★★☆ |
| July | 75° | 72° | 1,5 in | ★★★★☆ |
| August | 75° | 72° | 2,2 in | ★★★★☆ |
| September | 76° | 74° | 0,7 in | ★★★★★ |
| October | 78° | 76° | 0,6 in | ★★★★★ |
| November | 81° | 78° | 1,3 in | ★★★★★ |
| December | 83° | 80° | 10,0 in | ★★★☆☆ |
Climate type: Tropical. Source: Open-Meteo archive (ERA5).
Weather map for Great Barrier Reef
Animated model layers. Pick a layer to load it.
Animated layers by Windy. For pin-level detail and nearby places, see the interactive map below.
Air quality and pollen in Great Barrier Reef
Air quality: Open-Meteo (CAMS). US AQI scale.
Sun, twilight and moon
Golden and blue hour are the standard photographic approximation around sunrise and sunset.
Best time to visit Great Barrier Reef
Go in September, October and November. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: January, February and March - expect the least comfortable mix of heat, cold or rain.
Explore Great Barrier Reef
Every topic we hold for this place, and the same topic for the places around it.
Weather for related places
Frequently asked questions
Where is Great Barrier Reef?
Great Barrier Reef is a tourist attraction in Cairns. Its coordinates are -18.2871, 147.6992. It lies in Oceania.
What is the weather like in Great Barrier Reef right now?
It is currently 73°F (23°C) with clear sky. Humidity is 72% and wind is 22 mph.
When is the best time to visit Great Barrier Reef?
September, October and November offer the most comfortable conditions in Great Barrier Reef, which has a tropical climate. January, February and March are usually the hardest months for outdoor plans.
What time zone is Great Barrier Reef in?
Great Barrier Reef observes Etc/GMT-10 (UTC+10:00). The local time is 6:47 AM.
What are the top things to do in Great Barrier Reef?
Popular options include Great Barrier Reef and Whitehaven Beach.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (attractions) - coordinates, hierarchy and facts. |
|---|---|
| Forecast and observations | Open-Meteo (ECMWF and national models). |
| Air quality and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Climate averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated October 2, 2026 at 6:47 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
