Monthly climate in Port Harcourt, Nigeria

Last updated: June 25, 2022

Under the Köppen–Geiger climate classification Port Harcourt features a tropical monsoon climate (Am). Temperatures typically range between 26 °C (78 °F) and 28 °C (83 °F) through the year, but rarely can drop to 18 °C (65 °F) or can rise to as high as 37 °C (99 °F). The average annual precipitation amounts to about 2815 mm (110.8 inches) and receives 295 rainy days on the 1 mm (0.04 inches) threshold annually. Port Harcourt enjoys an average of 3163 hours of sunshine throughout the year, and daylight varies from 11 hours 50 minutes to 12 hours 22 minutes per day.

Monthly average temperatures in Port Harcourt, Nigeria §

The warmest months in Port Harcourt are February, Mart and April, with daily mean temperatures ranging from 28 to 28 °C (82 - 83 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 26 to 26 °C (78 - 79 °F) throughout the day. On average each year, Port Harcourt experiences 329 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 Port Harcourt, Nigeria. 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 36°C
(97°F)
37°C
(99°F)
35°C
(95°F)
34°C
(93°F)
34°C
(93°F)
32°C
(91°F)
31°C
(88°F)
31°C
(88°F)
32°C
(89°F)
32°C
(90°F)
33°C
(92°F)
34°C
(94°F)
Mean maximum 34°C
(94°F)
35°C
(96°F)
34°C
(93°F)
33°C
(92°F)
33°C
(92°F)
32°C
(89°F)
30°C
(87°F)
31°C
(87°F)
31°C
(88°F)
32°C
(90°F)
32°C
(91°F)
33°C
(93°F)
Average high 33°C
(91°F)
33°C
(92°F)
32°C
(90°F)
31°C
(89°F)
31°C
(87°F)
29°C
(85°F)
28°C
(83°F)
28°C
(83°F)
29°C
(84°F)
30°C
(86°F)
30°C
(87°F)
32°C
(90°F)
Daily mean 27°C
(82°F)
28°C
(83°F)
28°C
(83°F)
28°C
(82°F)
27°C
(81°F)
26°C
(80°F)
26°C
(78°F)
26°C
(78°F)
26°C
(79°F)
26°C
(79°F)
27°C
(81°F)
27°C
(81°F)
Average low 24°C
(75°F)
25°C
(77°F)
25°C
(78°F)
25°C
(77°F)
25°C
(77°F)
24°C
(76°F)
24°C
(75°F)
24°C
(75°F)
24°C
(75°F)
24°C
(75°F)
24°C
(76°F)
24°C
(75°F)
Mean minimum 21°C
(70°F)
22°C
(73°F)
24°C
(75°F)
24°C
(75°F)
24°C
(75°F)
23°C
(74°F)
23°C
(73°F)
23°C
(73°F)
23°C
(73°F)
23°C
(74°F)
23°C
(74°F)
22°C
(71°F)
Minimum 18°C
(65°F)
21°C
(70°F)
23°C
(74°F)
23°C
(74°F)
23°C
(74°F)
22°C
(73°F)
22°C
(73°F)
22°C
(72°F)
23°C
(73°F)
23°C
(74°F)
23°C
(73°F)
21°C
(70°F)

Compare climate in Port Harcourt with other places

Compare temperature, precipitation, sunshine, UV index in Port Harcourt, Nigeria with other places around the world.

Monthly average precipitation in Port Harcourt, Nigeria §

Port Harcourt usually has the most precipitation in June, July and September, with an average of 29 rainy days and 365 mm (14.4 inches) of precipitation per month. The driest months in Port Harcourt are January, February and December. On average, 55 mm (2.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Port Harcourt, Nigeria. 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) 43 (1.7) 69 (2.7) 186 (7.3) 241 (9.5) 284 (11.2) 362 (14.2) 360 (14.2) 302 (11.9) 374 (14.7) 343 (13.5) 199 (7.8) 52 (2.1)
Average precipitation days (≥ 1 mm) 12 14 27 25 28 28 29 28 30 30 28 16

Monthly sunshine hours in Port Harcourt, Nigeria §

The sunniest months in Port Harcourt are Mart, April and December, when the sun shines an average of 9 hours 19 minutes a day. Least sunny months in Port Harcourt: June, July and September receive an average of 8 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Port Harcourt, Nigeria. 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 250 268 276 273 266 249 249 258 241 253 271 309
Mean daily daylight hours 11h 52m 11h 57m 12h 4m 12h 12m 12h 19m 12h 22m 12h 21m 12h 15m 12h 7m 11h 59m 11h 53m 11h 50m

Solar UV radiation in Port Harcourt, Nigeria §

Port Harcourt experiences the highest level of ultraviolet (UV) radiation in Mart, April and May, when the maximum UV index can reach values of 11 - 11, which corresponds to the Extreme category of sun exposure. January, June and July are in the Moderate / Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Port Harcourt UV Index data.

Average daily maximum UV levels by month for Port Harcourt, Nigeria. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 10 11 11 11 11 5 9 10 10 11 10 10