Weather in Swaziland - today, tomorrow and 14-day forecast

Right now temperatures across Swaziland range from 15° to 19°. Below: today's conditions city by city, a live weather map, the 14-day outlook and month-by-month climate to help you pick the best time to travel.

Country values are the median of forecasts from 2 cities; the range shows local differences. Methodology.

Weather in Swaziland's cities today

☁️Manzini 19°💧 0.3 mm 🌧️Mbabane 15°💧 0.4 mm

Next days in Swaziland

today🌧️ 17°💧 0.4 mm

Sun🌧️ 18°💧 3.7 mm

Mon🌧️ 13°💧 13.8 mm

Tue☁️ 16°💧 4.5 mm

Wed☀️ 21°💧 0.6 mm

Thu🌤️ 25°💧 0.4 mm

Fri☀️ 27°💧 0.4 mm

Sat🌧️ 20°💧 1.8 mm

Forecast vs 1991-2020 climate normal

How does the current forecast compare with normal?

We compare the coming days with weather usually observed at this time of year.

NASA POWER

Monday 7 Sept in Swaziland, the forecast high is 13°C. Typical daytime temperatures at this time of year range from 24°C to 33°C, so it will be exceptionally cool. It is cooler than 99% of similar days.

Saturday 5 Sept

17°Cexceptionally cool

usually 24°C–33°C

cooler than 97% of similar days

night: warmer than usual rain: more rain than usual wind: exceptionally light

Sunday 6 Sept

18°Cexceptionally cool

usually 24°C–33°C

cooler than 96% of similar days

night: warmer than usual rain: exceptionally wet wind: exceptionally light

Monday 7 Sept

13°Cexceptionally cool

usually 24°C–33°C

cooler than 99% of similar days

night: near normal rain: exceptionally wet wind: exceptionally light

Tuesday 8 Sept

16°Cexceptionally cool

usually 24°C–33°C

cooler than 98% of similar days

night: near normal rain: exceptionally wet wind: exceptionally light

Wednesday 9 Sept

21°Cexceptionally cool

usually 24°C–33°C

cooler than 90% of similar days

night: warmer than usual rain: more rain than usual wind: exceptionally light

Thursday 10 Sept

25°Ccooler than usual

usually 24°C–34°C

cooler than 77% of similar days

night: exceptionally warm rain: more rain than usual wind: exceptionally light

Friday 11 Sept

27°Cnear normal

usually 24°C–34°C

night: exceptionally warm rain: more rain than usual wind: exceptionally light

How warm was this week in previous years?

Each bar shows the average daily high during the same 7-day period in each year.

swipe to see more years →

cooler yearstypical rangewarmer years2026 forecastcurrent forecast

From 1981 to 2025, the 5-11 Sept period averaged 28°C by day. The coolest year was 2012 (21°C) and the warmest was 2017 (34°C). The current forecast averages 20°C - lower than in 100% of historical years.

Historical reference: NASA POWER daily gridded data (MERRA-2), the 1991-2020 normal and a +/- 7-day calendar window. The typical range is the 20th-80th percentile. This is not a city weather-station reading and does not change the current forecast. NASA POWER Daily API.

14-day forecast - Swaziland

Swaziland - 14-day weather forecast infographic

Swaziland 30 & 45-day weather - long-range outlook

Next 16 days · forecast

21°

around 16° at night · days with rain: 7

Weeks 3-4 · avg for September

26°

around 14° at night · rain chance 17%

Weeks 5-7 · avg for October

26°

around 16° at night · rain chance 17%

The 30 & 45-day outlook for Swaziland: the next 16 days are a numerical forecast updated daily - on average 21° by day and 16° at night. Further out we rely on multi-year climate averages: around 26° in September, and about 26° in October. Forecasts beyond two weeks are indicative only.

Day-by-day forecast for Swaziland

Saturday5 September 2026

🌧️17°light rain

night 13° · evening 18° · rain 0.355 mm · humidity 56% · wind 4 m/s · clouds 60.5%

Sunday6 September 2026

🌧️18°moderate rain

night 14° · evening 17° · rain 3.6900000000000004 mm · humidity 61.5% · wind 4 m/s · clouds 99%

Monday7 September 2026

🌧️13°heavy rain

night 13° · evening 13° · rain 13.8 mm · humidity 92% · wind 2 m/s · clouds 100%

Tuesday8 September 2026

☁️16°overcast clouds

night 13° · evening 18° · rain 4.5 mm · humidity 72.5% · wind 2 m/s · clouds 100%

Wednesday9 September 2026

☀️21°clear sky

night 14° · evening 21° · rain 0.55 mm · humidity 54% · wind 3 m/s · clouds 12%

Thursday10 September 2026

🌤️25°scattered clouds

night 17° · evening 24° · rain 0.42 mm · humidity 42% · wind 3 m/s · clouds 42%

Friday11 September 2026

☀️27°clear sky

night 18° · evening 26° · rain 0.4 mm · humidity 30.5% · wind 4 m/s · clouds 10.5%

Saturday12 September 2026

🌧️20°light rain

night 17° · evening 19° · rain 1.79 mm · humidity 68% · wind 3 m/s · clouds 86%

Sunday13 September 2026

🌧️22°light rain

night 17° · evening 24° · rain 1.35 mm · humidity 65% · wind 4 m/s · clouds 83%

Monday14 September 2026

🌧️27°light rain

night 18° · evening 25° · rain 0.11 mm · humidity 40% · wind 5 m/s · clouds 77%

Tuesday15 September 2026

🌧️27°light rain

night 21° · evening 28° · rain 0.155 mm · humidity 43.5% · wind 3 m/s · clouds 11%

Wednesday16 September 2026

🌧️26°light rain

night 18° · evening 26° · rain 0.605 mm · humidity 45.5% · wind 4 m/s · clouds 46%

Thursday17 September 2026

🌧️26°light rain

night 20° · evening 27° · rain 0.7050000000000001 mm · humidity 38% · wind 5 m/s · clouds 10%

Friday18 September 2026

🌧️19°light rain

night 13° · evening 16° · rain 4.87 mm · humidity 67.5% · wind 4 m/s · clouds 98.5%

Saturday19 September 2026

🌧️13°light rain

night 13° · evening 13° · rain 2.69 mm · humidity 85.5% · wind 2 m/s · clouds 100%

Sunday20 September 2026

☀️22°clear sky

night 18° · evening 23° · humidity 51.5% · wind 4 m/s · clouds 5%

Air quality and smog in Swaziland

City	PM2.5 (µg/m³)	PM10 (µg/m³)	Air quality
Manzini	5	6.2	very good

Based on PM2.5 thresholds. Station readings, updated daily (last reading: 2026-09-05, 03:00).

Swaziland weather through the year

Swaziland weather month by month - when is the best time to go?

January (28°)February (28°)March (28°)April (25°)May (25°)June (24°)July (23°)August (25°)September (26°)October (26°)November (26°)December (28°)

Weather in other countries in Africa

TanzaniaSudanTogoSouth SudanTunisiaSouth Africa

FAQ - Swaziland weather

What is the weather like in Swaziland today?

Today it is about 17° during the day and 13° at night, light rain.

How far ahead can I check the forecast for Swaziland?

This page shows a detailed 14-day forecast plus the long-term monthly climate, so you can plan both a short trip and a holiday months ahead.