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Monthly climate in Nyanza, Rwanda

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Nyanza features a tropical savanna climate (Aw).Temperatures typically range between 19 °C (67 °F) and 21 °C (70 °F) through the year, but rarely can drop to 11 °C (52 °F) or can rise to as high as 31 °C (88 °F).The average annual precipitation amounts to about 916 mm (36.1 inches) and receives 166 rainy days on the 1 mm (0.04 inches) threshold annually.Nyanza enjoys an average of 3735 hours of sunshine throughout the year, and daylight varies from 11 hours 58 minutes to 12 hours 14 minutes per day.

Monthly average temperatures in Nyanza, Rwanda §

The warmest months in Nyanza are July, August and September, with daily mean temperatures ranging from 20 to 21 °C (68 - 70 °F) throughout the day. The coldest temperatures usually occur in April, May and November, when daily mean temperatures range from 19 to 19 °C (67 - 67 °F) throughout the day. On average each year, Nyanza experiences 168 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 Nyanza, Rwanda.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 28°C
(83°F)		 29°C
(84°F)		 28°C
(83°F)		 28°C
(82°F)		 27°C
(81°F)		 28°C
(82°F)		 29°C
(84°F)		 31°C
(88°F)		 30°C
(86°F)		 29°C
(84°F)		 29°C
(84°F)		 28°C
(82°F)
Mean maximum 28°C
(82°F)		 28°C
(82°F)		 28°C
(82°F)		 27°C
(80°F)		 26°C
(79°F)		 26°C
(80°F)		 28°C
(82°F)		 29°C
(85°F)		 29°C
(85°F)		 28°C
(82°F)		 27°C
(81°F)		 27°C
(81°F)
Average high 25°C
(77°F)		 25°C
(78°F)		 25°C
(77°F)		 24°C
(76°F)		 24°C
(76°F)		 25°C
(77°F)		 25°C
(78°F)		 26°C
(79°F)		 26°C
(79°F)		 25°C
(77°F)		 24°C
(76°F)		 25°C
(77°F)
Daily mean 20°C
(68°F)		 20°C
(68°F)		 20°C
(67°F)		 19°C
(67°F)		 19°C
(67°F)		 20°C
(68°F)		 20°C
(68°F)		 21°C
(70°F)		 20°C
(69°F)		 20°C
(68°F)		 19°C
(67°F)		 19°C
(67°F)
Average low 15°C
(59°F)		 15°C
(59°F)		 14°C
(58°F)		 15°C
(59°F)		 15°C
(59°F)		 14°C
(58°F)		 15°C
(58°F)		 15°C
(60°F)		 15°C
(59°F)		 15°C
(59°F)		 15°C
(58°F)		 15°C
(59°F)
Mean minimum 13°C
(55°F)		 13°C
(55°F)		 12°C
(54°F)		 13°C
(55°F)		 13°C
(55°F)		 13°C
(55°F)		 12°C
(54°F)		 13°C
(56°F)		 13°C
(56°F)		 13°C
(55°F)		 12°C
(54°F)		 13°C
(55°F)
Minimum 12°C
(54°F)		 12°C
(54°F)		 11°C
(53°F)		 12°C
(55°F)		 11°C
(52°F)		 11°C
(53°F)		 11°C
(52°F)		 13°C
(55°F)		 12°C
(55°F)		 12°C
(54°F)		 12°C
(53°F)		 12°C
(54°F)

Compare climate in Nyanza with other places

Compare temperature, precipitation, sunshine, UV index in Nyanza, Rwanda with other places around the world.

Monthly average precipitation in Nyanza, Rwanda §

Nyanza usually has the most precipitation in March, April and October, with an average of 21 rainy days and 127 mm (5.0 inches) of precipitation per month.The driest months in Nyanza are June, July and August. On average, 15 mm (0.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nyanza, Rwanda.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) 73 (2.9) 83 (3.3) 117 (4.6) 163 (6.4) 93 (3.7) 11 (0.4) 4 (0.1) 29 (1.2) 45 (1.8) 102 (4.0) 101 (4.0) 97 (3.8)
Average precipitation days (≥ 1 mm) 13 15 21 25 19 2 1 5 9 18 19 19

Monthly sunshine hours in Nyanza, Rwanda §

The sunniest months in Nyanza are May, July and August, when the sun shines an average of 10 hours 43 minutes a day.Least sunny months in Nyanza: January, February and April receive an average of 9 hours 23 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nyanza, Rwanda.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 257 286 313 300 331 321 333 331 318 321 305 312
Mean daily daylight hours 12h 13m 12h 10m 12h 6m 12h 2m 11h 59m 11h 58m 11h 59m 12h 1m 12h 4m 12h 8m 12h 12m 12h 14m

Solar UV radiation in Nyanza, Rwanda §

Nyanza experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 16 - 17, which corresponds to the Extreme category of sun exposure.June, July and October are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly Nyanza UV Index data.

Average daily maximum UV levels by month for Nyanza, Rwanda.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 16 17 16 14 12 12 13 15 13 13 13