Climate and monthly weather forecastSicunusa, Swaziland
Climate and monthly weather forecast
The climate of Sicunusa
The predominate climate of Sicunusa, according to the Köppen climate classification, falls into the range of a Temperate highland tropical climate with dry winters, abbreviated as Cwb. Sicunusa is nestled within the borders of Swaziland, bearing a unique set of weather conditions throughout the twelve months of the calendar.Throughout the year, temperatures in Sicunusa present a significant while still pleasant range. The warmest period occurs during the end and beginning of the year, in January and December, with the high temperatures reaching 25.7°C (78.3°F) and 26.3°C (79.3°F) respectively. The lows of these months still offer a comfortable warmth, at 15.2°C (59.4°F). The coldest period is observed during June and July, with the peak temperatures dipping down to 19.5°C (67.1°F) and 19.4°C (66.9°F), while the minimum temperatures get chilly at 5.7°C (42.3°F) and 5.6°C (42.1°F).
Analyzing the parameters of precipitation, varying levels of rainfall are witnessed over the year. December and January are the wettest periods, with rainfall amounting to 105mm (4.13") and 102mm (4.02") respectively. On the other hand, the driest part of the year is from June to August, with an accumulation of rainfall as low as 4mm (0.16") during June. The humidity levels follow a somewhat similar pattern, with percentages ranging from 82% in the start of the year to 54% in August.
Wind speeds in Sicunusa are generally mild throughout the year, with average speeds always under 10km/h (6.2mph). The breeziest months occur from May to October, with the maximum average wind gusts recorded in June, at 16.3km/h (10.1mph).
The best time to visit Sicunusa
The most agreeable time to visit Sicunusa understandably depends on the purpose of the visit. Nevertheless, if condition preference leans towards lower humidity and less rainfall, the span from May to September is advisable. During this period, relative humidity dips down to figures between 58% and 57%. Furthermore, while the rainfall in these months is measurably scant, with August only receiving 7mm (0.28"), it's also worth considering that the temperatures are relatively lower, ranging between 21.8°C (71.2°F) and 19.4°C (66.9°F) for the high temperatures.The worst time to visit Sicunusa
The least desirable time to visit Sicunusa would be at the height of the monsoon season, from December through to February. These months witness the most precipitation, with December acquiring the highest rainfall of 105mm (4.13"). Additionally, relative humidity levels are at their peak, making the conditions potentially uncomfortable for certain activities or for individuals unaccustomed to high humidity climates.Spring weather in Sicunusa
The springtime in Sicunusa, from September to November, presents a gradual increase in temperatures, moving from high temperatures of 25°C (77°F) in September, to 24.5°C (76.1°F) in October and reaching 25.5°C (77.9°F) in November. The amount of rainfall gradually rises as well, from 11mm (0.43") in September to 72mm (2.83") in November. Humidity levels also increase over this period, rising from 57% to 73%.Summer weather in Sicunusa
Arguably the less preferable time to visit Sicunusa is during summer, which is marked by a downpour from December through to February.-average temperatures throughout these months are persistently high, reaching up to 26.3°C (79.3°F) in December, before slightly decreasing to 25.7°C (78.3°F) in January and 25.1°C (77.2°F) in February.Autumn weather in Sicunusa
Autumn in Sicunusa, from March to May, brings relief to the piercing heat of the summer. Temperatures decrease gradually over these three months, with high temperatures dropping from 22.4°C (72.3°F) in March to 21.8°C (71.2°F) in May, with the lowest temperature recorded at 8.3°C (46.9°F) in May. Rainfall experiences a significant decrease as well, with March witnessing 40mm (1.57"), which then considerably lessening to just 7mm (0.28") in May.Winter weather in Sicunusa
Winter's arrival in Sicunusa reduces temperatures to their lowest level of the year. High temperatures cold down to 19.5°C (67.1°F) in June, significantly lower than the 25.1°C (77.2°F) witnessed just four months prior in February. The month of July records the lowest temperature of the year at 5.6°C (42.1°F). These months mark a period of dryness, with rainfall reaching a minimum of 4mm (0.16") in June.Weather in January
The year in Sicunusa, Swaziland starts off with relatively warm temperatures and humidity that is felt on the skin, a characteristic January trait. Rain showers sweep the area frequently, refreshing the fauna, washing particles from the air, and contributing to the high level of humidity in the region, a distinctive feature of this month. Weather in January »Weather in February
In Sicunusa, the transition from January to February typically brings a small reduction in rainfall levels and a slight drop in temperatures. Not only is the prevalence of clouds slightly less than in the preceding month, but the lack of rainfall also results in a drier climate that is more favorable to outdoor activities. Weather in February »Weather in March
The start of autumn in March ushers in a shift in Sicunusa's weather pattern. Both daylight hours and sunshine duration decrease slightly, but clear skies offer better visibility compared to February. March fills the year's meteorological diary as a month with 62mm (2.44") of rainfall, which is less than the previous two months. Weather in March »Weather in April
April brings a perceptible change in the weather of Sicunusa with conditions becoming drier and cooler. The regular rainfall which marked the previous months dwindles prominently, marking the region's transition into the drier half of the year. Weather in April »Weather in May
May stands as a distinct period in Sicunusa's weather calendar. The city experiences temperate daytime temperatures and cool evenings as it proceeds further into the year's cooler months. Mentions must be made of a rainfall percentile that registers as little as 7mm (0.28"), making May one of the driest months of the year. Weather in May »Weather in June
The arrival of June marks the start of winter in Sicunusa. Yet, the city continues to enjoy abundant sunshine hours despite the shorter days. The dearth of rainfall is a noteworthy characteristic of June, with a meagre accumulation of just about 4mm (0.16") recorded. Weather in June »Weather in July
July, the hallmark of the peak winter, hits Sicunusa with a chill. The sun continues to shine brightly, compensating for the winter cold, but daylight hours are at their shortest of the year. An exceptional value of July is a significant drop in rainfall registering a scanty 3mm (0.12"), making it the driest month. Weather in July »Weather in August
Scenes of frequent sunshine, clear skies, and sparse rainfall define August in Sicunusa. The weather also sees a slight rise in temperature, a welcome shift from the preceding colder months. August yields a low-pressure reading of 1021.4mb, a subtle shift from July's weather. Weather in August »Weather in September
September encapsulates the arrival of spring in Sicunusa, and is known for its unfailing regularity of weather. Despite a gradual rise in temperature, the days remain pleasant and nights become slightly warmer than the preceding month. Weather in September »Weather in October
As Sicunusa transitions through October, the weather takes a turn with higher temperatures and increased rainfall. The city aesthetic changes as October's rains bring much-needed respite to the vegetation, replenishing local fauna. Weather in October »Weather in November
November brings further warmth to Sicunusa, with increased sunlight hours, marking the shift deeper into Spring. The city feels more humid, and frequent showers contribute to the flourishing of flora. This month is peculiar with a colossal leap in the rainfall chart, depositing a generous 72mm (2.83") of rain. Weather in November »Weather in December
December’s arrival welcomes the height of summer in Sicunusa. High temperatures get partnered with frequent showers, creating a unique blend of tropical weather. A notable factor of December's weather is the total daylight that peaks at 13.8 hours for the year, making it the longest day month. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Sicunusa, Swaziland
The warmest month (with the highest average high temperature) is December (26.3°C).
The month with the lowest average high temperature is July (19.4°C).
The months with the highest average low temperature are January and December (15.2°C).
The coldest month (with the lowest average low temperature) is July (5.6°C).
Average pressure
Sicunusa, Swaziland
- Average pressure in January:
1014.4mbar - Average pressure in February:
1014.9mbar - Average pressure in March:
1016.6mbar - Average pressure in April:
1019.3mbar - Average pressure in May:
1020.7mbar - Average pressure in June:
1022.8mbar
- Average pressure in July:
1024.3mbar - Average pressure in August:
1021.4mbar - Average pressure in September:
1019.3mbar - Average pressure in October:
1017.3mbar - Average pressure in November:
1015.5mbar - Average pressure in December:
1014.4mbar
The month with the highest atmospheric pressure is July (1024.3mbar).
The months with the lowest atmospheric pressure are January and December (1014.4mbar).
Average wind speed
Sicunusa, Swaziland
- Average wind speed in January:
7.3km/h - Average wind speed in February:
6.9km/h - Average wind speed in March:
6.7km/h - Average wind speed in April:
7.1km/h - Average wind speed in May:
7.5km/h - Average wind speed in June:
9.4km/h
- Average wind speed in July:
8.7km/h - Average wind speed in August:
8.9km/h - Average wind speed in September:
9.4km/h - Average wind speed in October:
9.1km/h - Average wind speed in November:
8.7km/h - Average wind speed in December:
7.7km/h
The windiest months (with the highest average wind speed) are June and September (9.4km/h).
The calmest month (with the lowest average wind speed) is March (6.7km/h).
Average humidity
Sicunusa, Swaziland
The months with the highest relative humidity are January, February and March (82%).
The month with the lowest relative humidity is August (54%).
Average rainfall
Sicunusa, Swaziland
The wettest month (with the highest rainfall) is January (105mm).
The driest month (with the least rainfall) is July (3mm).
Average rainfall days
Sicunusa, Swaziland
- Average rainfall days in January:
23 days - Average rainfall days in February:
19 days - Average rainfall days in March:
17.9 days - Average rainfall days in April:
12.9 days - Average rainfall days in May:
4.9 days - Average rainfall days in June:
2.6 days
- Average rainfall days in July:
3.3 days - Average rainfall days in August:
3.7 days - Average rainfall days in September:
6.7 days - Average rainfall days in October:
12.7 days - Average rainfall days in November:
17.6 days - Average rainfall days in December:
21.3 days
The month with the highest number of rainy days is January (23 days).
The month with the least rainy days is June (2.6 days).
Average daylight / Average sunshine
Sicunusa, Swaziland
- Average daylight in January:
13h and 36min - Average daylight in February:
13h and 0min - Average daylight in March:
12h and 12min - Average daylight in April:
11h and 30min - Average daylight in May:
10h and 48min - Average daylight in June:
10h and 30min
- Average daylight in July:
10h and 36min - Average daylight in August:
11h and 12min - Average daylight in September:
11h and 54min - Average daylight in October:
12h and 42min - Average daylight in November:
13h and 24min - Average daylight in December:
13h and 48min
The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in January:
8h and 36min - Average sunshine in February:
8h and 54min - Average sunshine in March:
8h and 30min - Average sunshine in April:
6h and 36min - Average sunshine in May:
7h and 24min - Average sunshine in June:
7h and 24min
- Average sunshine in July:
7h and 30min - Average sunshine in August:
7h and 12min - Average sunshine in September:
8h and 12min - Average sunshine in October:
9h and 30min - Average sunshine in November:
9h and 24min - Average sunshine in December:
9h and 0min
The month with the most sunshine is October (Average sunshine: 9h and 30min).
The month with the least sunshine is April (Average sunshine: 6h and 36min).
Average sunshine days
Sicunusa, Swaziland
- Average sunshine days in January:
5 days - Average sunshine days in February:
6.3 days - Average sunshine days in March:
10.8 days - Average sunshine days in April:
15 days - Average sunshine days in May:
24.4 days - Average sunshine days in June:
26.6 days
- Average sunshine days in July:
27.3 days - Average sunshine days in August:
26.1 days - Average sunshine days in September:
21.4 days - Average sunshine days in October:
16.5 days - Average sunshine days in November:
10.1 days - Average sunshine days in December:
7.5 days
The month with the most sunshine days is July (27.3 days).
The month with the least sunshine days is January (5 days).
Average UV index
Sicunusa, Swaziland
The month with the highest UV index is November (UV index 6).
The months with the lowest UV index are April, May, June and July (UV index 4).
Average cloud cover
Sicunusa, Swaziland
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are June and July (Cloud cover 14).
Average visibility
Sicunusa, Swaziland
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March and December (7km).





