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Monthly climate in Heddon Greta, New South Wales, Australia

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Heddon Greta features a humid subtropical climate (Cfa). Temperatures typically range between 12 °C (54 °F) and 25 °C (77 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 43 °C (109 °F). The average annual precipitation amounts to about 715 mm (28.1 inches) and receives 110 rainy days on the 1 mm (0.04 inches) threshold annually. Heddon Greta enjoys an average of 3305 hours of sunshine throughout the year, and daylight varies from 10 hours 0 minutes to 14 hours 15 minutes per day.

Monthly average temperatures in Heddon Greta, New South Wales, Australia §

The warmest months in Heddon Greta are January, February and December, with daily mean temperatures ranging from 23 to 25 °C (73 - 77 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 12 to 13 °C (54 - 55 °F) throughout the day. On average each year, Heddon Greta experiences 119 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Heddon Greta, New South Wales, Australia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 42°C
(108°F)		 43°C
(109°F)		 37°C
(99°F)		 34°C
(93°F)		 26°C
(80°F)		 23°C
(74°F)		 25°C
(76°F)		 26°C
(79°F)		 33°C
(92°F)		 35°C
(95°F)		 40°C
(104°F)		 41°C
(106°F)
Mean maximum 38°C
(101°F)		 37°C
(98°F)		 34°C
(93°F)		 29°C
(85°F)		 25°C
(77°F)		 20°C
(69°F)		 23°C
(74°F)		 24°C
(76°F)		 30°C
(87°F)		 32°C
(89°F)		 34°C
(93°F)		 38°C
(100°F)
Average high 30°C
(86°F)		 28°C
(83°F)		 26°C
(79°F)		 24°C
(75°F)		 21°C
(69°F)		 17°C
(64°F)		 18°C
(65°F)		 19°C
(66°F)		 22°C
(72°F)		 24°C
(76°F)		 26°C
(79°F)		 28°C
(83°F)
Daily mean 25°C
(77°F)		 23°C
(74°F)		 22°C
(71°F)		 19°C
(66°F)		 15°C
(59°F)		 13°C
(55°F)		 12°C
(54°F)		 13°C
(55°F)		 16°C
(61°F)		 19°C
(66°F)		 20°C
(69°F)		 23°C
(73°F)
Average low 20°C
(68°F)		 19°C
(67°F)		 18°C
(65°F)		 14°C
(58°F)		 11°C
(52°F)		 9°C
(48°F)		 7°C
(46°F)		 8°C
(46°F)		 10°C
(51°F)		 13°C
(57°F)		 15°C
(60°F)		 18°C
(65°F)
Mean minimum 16°C
(61°F)		 15°C
(60°F)		 14°C
(57°F)		 10°C
(50°F)		 6°C
(43°F)		 6°C
(42°F)		 3°C
(38°F)		 4°C
(39°F)		 6°C
(43°F)		 9°C
(49°F)		 11°C
(51°F)		 14°C
(57°F)
Minimum 12°C
(55°F)		 15°C
(59°F)		 13°C
(55°F)		 7°C
(45°F)		 4°C
(40°F)		 5°C
(40°F)		 2°C
(36°F)		 3°C
(38°F)		 5°C
(41°F)		 8°C
(47°F)		 10°C
(50°F)		 13°C
(55°F)

Compare climate in Heddon Greta with other places

Compare temperature, precipitation, sunshine, UV index in Heddon Greta, New South Wales, Australia with other places around the world.

Monthly average precipitation in Heddon Greta, New South Wales, Australia §

Heddon Greta usually has the most precipitation in February, March and December, with an average of 13 rainy days and 108 mm (4.3 inches) of precipitation per month. The driest months in Heddon Greta are May, August and September. On average, 28 mm (1.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Heddon Greta, New South Wales, Australia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 42 (1.6) 92 (3.6) 154 (6.1) 31 (1.2) 26 (1.0) 50 (2.0) 48 (1.9) 27 (1.1) 31 (1.2) 67 (2.6) 69 (2.7) 79 (3.1)
Average precipitation days (≥ 1 mm) 9 12 16 8 6 11 5 5 6 11 9 12

Monthly sunshine hours in Heddon Greta, New South Wales, Australia §

The sunniest months in Heddon Greta are October, November and December, when the sun shines an average of 10 hours 7 minutes a day. Least sunny months in Heddon Greta: May, June and July receive an average of 7 hours 51 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Heddon Greta, New South Wales, Australia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 265 276 272 268 253 222 247 277 290 298 306 327
Mean daily daylight hours 14h 1m 13h 15m 12h 15m 11h 14m 10h 24m 10h 0m 10h 12m 10h 55m 11h 53m 12h 53m 13h 47m 14h 15m

Solar UV radiation in Heddon Greta, New South Wales, Australia §

Heddon Greta experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Heddon Greta UV Index data.

Average daily maximum UV levels by month for Heddon Greta, New South Wales, Australia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 15 14 12 8 6 4 4 6 8 10 12 15

Detailed Monthly Weather Insights for Heddon Greta, New South Wales, Australia

Discover in-depth weather details for every month in Heddon Greta. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Heddon Greta's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.