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Monthly climate in Manzini, Eswatini

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Manzini features a subtropical climate (Cwb). Temperatures typically range between 16 °C (61 °F) and 24 °C (76 °F) through the year, but rarely can drop to 2 °C (37 °F) or can rise to as high as 39 °C (102 °F). The average annual precipitation amounts to about 836 mm (32.9 inches) and receives 109 rainy days on the 1 mm (0.04 inches) threshold annually. Manzini enjoys an average of 3727 hours of sunshine throughout the year, and daylight varies from 10 hours 29 minutes to 13 hours 45 minutes per day.

Monthly average temperatures in Manzini, Eswatini

The warmest months in Manzini are January, February and December, with daily mean temperatures ranging from 23 to 24 °C (75 - 76 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 16 to 18 °C (61 - 64 °F) throughout the day. On average each year, Manzini experiences 216 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 Manzini. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(96°F)		35°C
(95°F)		35°C
(96°F)		36°C
(97°F)		32°C
(90°F)		32°C
(90°F)		33°C
(91°F)		35°C
(96°F)		37°C
(99°F)		38°C
(100°F)		39°C
(102°F)		37°C
(99°F)
Mean maximum34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		33°C
(92°F)		31°C
(88°F)		29°C
(84°F)		31°C
(88°F)		33°C
(92°F)		35°C
(95°F)		36°C
(98°F)		36°C
(98°F)		36°C
(96°F)
Average high29°C
(84°F)		29°C
(84°F)		28°C
(83°F)		27°C
(80°F)		25°C
(78°F)		24°C
(75°F)		24°C
(75°F)		25°C
(77°F)		26°C
(79°F)		26°C
(79°F)		27°C
(81°F)		29°C
(84°F)
Daily mean24°C
(75°F)		24°C
(76°F)		23°C
(74°F)		21°C
(71°F)		19°C
(66°F)		16°C
(62°F)		16°C
(61°F)		18°C
(64°F)		20°C
(68°F)		20°C
(69°F)		22°C
(72°F)		23°C
(75°F)
Average low20°C
(68°F)		20°C
(69°F)		19°C
(67°F)		17°C
(63°F)		13°C
(56°F)		10°C
(51°F)		10°C
(50°F)		12°C
(54°F)		14°C
(58°F)		15°C
(60°F)		17°C
(63°F)		19°C
(67°F)
Mean minimum16°C
(61°F)		17°C
(62°F)		15°C
(60°F)		12°C
(54°F)		9°C
(48°F)		6°C
(44°F)		6°C
(43°F)		7°C
(46°F)		9°C
(49°F)		11°C
(52°F)		14°C
(57°F)		14°C
(58°F)
Minimum13°C
(56°F)		15°C
(59°F)		14°C
(57°F)		10°C
(51°F)		6°C
(44°F)		2°C
(37°F)		4°C
(40°F)		6°C
(43°F)		7°C
(46°F)		10°C
(50°F)		12°C
(53°F)		14°C
(57°F)

Compare climate in Manzini with other places

Compare temperature, precipitation, sunshine, UV index in Manzini, Eswatini with other places around the world.

Monthly average precipitation in Manzini, Eswatini

Manzini usually has the most precipitation in January, February and December, with an average of 15 rainy days and 137 mm (5.4 inches) of precipitation per month. The driest months in Manzini are May, June and July. On average, 13 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Manzini. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)131 (5.2)170 (6.7)88 (3.5)55 (2.2)20 (0.8)15 (0.6)4 (0.2)27 (1.1)38 (1.5)73 (2.9)104 (4.1)111 (4.4)
Average precipitation days (≥ 1 mm)131612842166121316

Monthly sunshine hours in Manzini, Eswatini

The sunniest months in Manzini are March, November and December, when the sun shines an average of 10 hours 46 minutes a day. Least sunny months in Manzini: January, February and June receive an average of 9 hours 41 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Manzini. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours286292336308309293311311309313318336
Mean daily daylight hours13h 34m12h 58m12h 12m11h 25m10h 47m10h 29m10h 38m11h 12m11h 56m12h 43m13h 24m13h 45m

Solar UV radiation in Manzini, Eswatini

Manzini 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 7. For more detailed information, check out our hourly Manzini UV Index data.

Average daily maximum UV levels by month for Manzini. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1514129756810121315