Monthly climate in Riverhead, Auckland, New Zealand

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Riverhead features a oceanic climate (Cfb).Temperatures typically range between 13 °C (55 °F) and 21 °C (69 °F) through the year, but rarely can drop to 7 °C (45 °F) or can rise to as high as 26 °C (79 °F).The average annual precipitation amounts to about 1127 mm (44.4 inches) and receives 146 rainy days on the 1 mm (0.04 inches) threshold annually.Riverhead enjoys an average of 3164 hours of sunshine throughout the year, and daylight varies from 9 hours 40 minutes to 14 hours 36 minutes per day.

Monthly average temperatures in Riverhead, Auckland, New Zealand §

The warmest months in Riverhead are January, February and March, with daily mean temperatures ranging from 20 to 21 °C (67 - 69 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 13 to 13 °C (55 - 56 °F) throughout the day. On average each year, Riverhead experiences 1 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 Riverhead, Auckland, New Zealand.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 25°C
(78°F)
26°C
(79°F)
24°C
(76°F)
23°C
(73°F)
20°C
(68°F)
19°C
(66°F)
18°C
(64°F)
17°C
(63°F)
19°C
(67°F)
20°C
(69°F)
22°C
(72°F)
24°C
(76°F)
Mean maximum 24°C
(75°F)
25°C
(77°F)
24°C
(75°F)
22°C
(72°F)
20°C
(68°F)
17°C
(63°F)
17°C
(63°F)
16°C
(62°F)
18°C
(65°F)
19°C
(67°F)
21°C
(71°F)
23°C
(74°F)
Average high 22°C
(71°F)
22°C
(73°F)
21°C
(71°F)
19°C
(67°F)
17°C
(63°F)
15°C
(60°F)
14°C
(58°F)
14°C
(58°F)
15°C
(59°F)
16°C
(62°F)
18°C
(65°F)
21°C
(69°F)
Daily mean 20°C
(68°F)
21°C
(69°F)
20°C
(67°F)
18°C
(64°F)
15°C
(60°F)
14°C
(57°F)
13°C
(55°F)
13°C
(55°F)
13°C
(56°F)
15°C
(59°F)
17°C
(62°F)
19°C
(66°F)
Average low 18°C
(65°F)
19°C
(66°F)
18°C
(64°F)
16°C
(61°F)
14°C
(57°F)
12°C
(54°F)
11°C
(52°F)
11°C
(53°F)
12°C
(54°F)
13°C
(56°F)
15°C
(59°F)
17°C
(63°F)
Mean minimum 16°C
(60°F)
16°C
(61°F)
15°C
(60°F)
13°C
(56°F)
10°C
(50°F)
10°C
(51°F)
8°C
(47°F)
8°C
(47°F)
9°C
(49°F)
10°C
(50°F)
13°C
(55°F)
14°C
(58°F)
Minimum 14°C
(58°F)
14°C
(58°F)
14°C
(57°F)
11°C
(52°F)
9°C
(48°F)
9°C
(48°F)
7°C
(45°F)
8°C
(47°F)
8°C
(46°F)
9°C
(49°F)
12°C
(53°F)
13°C
(55°F)

Compare climate in Riverhead with other places

Compare temperature, precipitation, sunshine, UV index in Riverhead, Auckland, New Zealand with other places around the world.

Monthly average precipitation in Riverhead, Auckland, New Zealand §

Riverhead usually has the most precipitation in July, August and September, with an average of 15 rainy days and 122 mm (4.8 inches) of precipitation per month.The driest months in Riverhead are January, February and December. On average, 67 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Riverhead, Auckland, New Zealand.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) 55 (2.2) 75 (2.9) 85 (3.3) 104 (4.1) 95 (3.7) 111 (4.4) 120 (4.7) 130 (5.1) 116 (4.6) 85 (3.4) 80 (3.2) 71 (2.8)
Average precipitation days (≥ 1 mm) 6 8 11 12 12 14 14 17 16 14 11 11

Monthly sunshine hours in Riverhead, Auckland, New Zealand §

The sunniest months in Riverhead are March, November and December, when the sun shines an average of 10 hours 19 minutes a day.Least sunny months in Riverhead: May, June and July receive an average of 6 hours 46 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Riverhead, Auckland, New Zealand.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 285 284 289 236 217 189 215 237 261 286 312 347
Mean daily daylight hours 14h 20m 13h 26m 12h 17m 11h 7m 10h 9m 9h 40m 9h 54m 10h 44m 11h 51m 13h 1m 14h 3m 14h 36m

Solar UV radiation in Riverhead, Auckland, New Zealand §

Riverhead experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure.May, June and July are in the Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Riverhead UV Index data.

Average daily maximum UV levels by month for Riverhead, Auckland, New Zealand.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) 14 14 10 7 4 3 3 5 7 10 11 13