Climate and monthly weather forecastSiphofaneni, Swaziland
Climate and monthly weather forecast
The climate of Siphofaneni
Siphofaneni, a lively settlement located in the Kingdom of Swaziland, essentially follows the Köppen climate classification Cfa, indicating features of a humid subtropical climate. Dominated by a marked absence of a dry season, yearly fluctuations in weather parameters produce a wide array of atmospheric conditions.A closer observation of the climatological data unveils the temperature in Siphofaneni oscillating from a minimum of 9.3°C (48.7°F) to a maximum of 27.5°C (81.5°F). During the coldest months, temperatures barely dip to low teens, while the hotter months register close to the high twenties. Similarly, relative humidity ranges between varied limits of 57% and 82%. These figures suggest a predominantly moist environment, owing primarily to frequent rainfall.
Annual downpour in Siphofaneni tallies between from 4mm (0.16") to 110mm (4.33"), with a collective annual accumulation sufficient to keep the region lush and fertile. Evidence also shows a monthly variation in rainfall days, particularly taking a dip during June, July, and August. The months of December and January, on the other hand, exhibit a higher precipitation count, with rainfall extending up to 71mm (2.8") and 94mm (3.7") respectively.
Moreover, parameters such as daylight hours, wind speeds, and cloud cover percentage also give valuable insights into the overall climate. Noticeable is the daylight duration, varying from 10.5 hours to 13.8 hours. Wind speeds maintain a steady pace as they range from 6.1km/h (3.8mph) to 7.9km/h (4.9mph). As for cloud cover, the fraction lies between 14% to 58% through the course of a year.
The best time to visit Siphofaneni
Given the climate information, the best time to visit Siphofaneni falls between June to September. This period is marked by moderate temperatures, reduced rainfall, low humidity, and more sunshine hours. Temperatures hover comfortably between 21.4°C (70.5°F) and 9.3°C (48.7°F) and rainfall is relatively lesser at 4mm (0.16") to 9mm (0.35"). The culmination of these factors makes this time particularly appealing for those looking to explore the locale in pleasant weather conditions.The worst time to visit Siphofaneni
Conversely, the time between December to February might not be ideal for visiting Siphofaneni. This time sees an upsurge in rainfall from 74mm (2.91") to 110mm (4.33"), significantly higher humidity, and elevated temperatures that swing between 27.3°C (81.1°F) to 17.4°C (63.3°F). Hence, for those averse to excessively humid and rainy conditions, this time might not be the optimal choice.Spring weather in Siphofaneni
Spring in Siphofaneni spans from September to November. Temperatures rise steadily during this season, with the mercury oscillating between 23.8°C (74.8°F) to 15.8°C (60.4°F). This changing phase of the climate remains moderately rainy, with the rainfall amounting from 18mm (0.71") to 71mm (2.8"). Visitors can also anticipate around 12 hours of daylight per day.Summer weather in Siphofaneni
Summer months from December to February bring in a intermittent phase of warmer conditions and increased humidity levels. The temperature spectrum lies between 17.4°C (63.3°F) to 27.5°C (81.5°F) during these months. Consistent with the nature of a humid subtropical climate, these months also bear witness to the highest rainfall, from 74mm (2.91") to 110mm (4.33").Autumn weather in Siphofaneni
Autumn is observed from March to May in Siphofaneni. With the change in seasons, temperatures start to gradually cool, ranging from 26.6°C (79.9°F) to 11.8°C (53.2°F). Rainfall also experiences a prominent dip, with a monthly average down to 45mm (1.77") by the end of May. The hours of daylight reduce steadily, signaling a transition towards the colder months ahead.Winter weather in Siphofaneni
Winter in Siphofaneni extends from June to August. During this period, temperatures are the most moderate of the year, moving between 21.4°C (70.5°F) to 9.3°C (48.7°F). Alongside, these winter months mark a distinct dry spell, characterized by the least rainfall, notably 4mm (0.16") in July, with humidity dropping to 57%.Weather in January
Marking the commencement of a new year, Siphofaneni welcomes January with relatively high humidity and an average UV index of around 6 units. Robust winds can be experienced, reaching speeds up to 8km/h (5mph). Showers are common, sprinkling the city with ample rainfall. Weather in January »Weather in February
February in Siphofaneni reveals a slight decrease in temperature from the previous month. Winds blow slightly less vigorously in February, creating a calm and serene atmosphere. The daylight hours are comparatively few, and a slight rise in cloud cover indicates the onset of showers. Weather in February »Weather in March
The weather in March notices a substantial transition with a sharp reduction in rainfall from 74mm (2.91") in February to 58mm (2.28"). Long daylight hours, redundancy of cloud cover, and reduced rainfall contribute to dry conditions. Weather in March »Weather in April
As April commences in Siphofaneni, there is a notable drop in temperature, reaching a low of 13.7°C (56.7°F) from 15.9°C (60.6°F) in March. The decrease in rainfall and corresponding decrease in cloud cover keep the days mildly warm and nights pleasantly cool. Weather in April »Weather in May
Navigating towards winter, May marks a decrease in temperature to an average low of 11.8°C (53.2°F). The cloud cover reduces drastically, revealing clear skies most of the month. A significant dip in humidity makes the air feel drier, while the pressure remains fairly stable. Weather in May »Weather in June
June forecasts the coldest weather in Siphofaneni with temperatures plunging to a low of 9.4°C (48.9°F). Marking a significant reduction in rainfall from 6mm (0.24") in May to only 7mm (0.28"), the climate experiences dry spells. Weather in June »Weather in July
July displays a slight elevation in temperature, but it still lingers around a low of 9.3°C (48.7°F). Traces of rainfall are observed, making July the driest month of the year. The increase in pressure combines with the reduced humidity to form a cooler, dryer atmosphere. Weather in July »Weather in August
August brings a pleasing change to Siphofaneni with a slight rise in temperature. The balance between daylight and sunshine hours is disturbed by the interior heat. The consequent gentle increase in humidity and cloudiness signals the end of a dry spell. Weather in August »Weather in September
Entering into spring, Siphofaneni sees improved weather conditions in September. With the rising temperature, the city experiences longer daylight hours and more sunshine. Gradually increasing cloudiness and rainfall offer much-needed respite from the preceding dry months. Weather in September »Weather in October
October undergoes an increment in temperature from 23.8°C (74.8°F) in September to 25.6°C (78.1°F), accompanied by a rise in humidity. With longer daylight hours and generous sunshine, temperatures hover close to warm levels. Weather in October »Weather in November
The weather in November transforms with a noticeable surge in rainfall from 53mm (2.09") in October to 71mm (2.8"). Variations in temperature contribute to increased humidity, and the winds blow at moderate speeds. Adequate sunshine and daylight hours aid in keeping the weather warm and delightful. Weather in November »Weather in December
Encountering the hottest month of the year, Siphofaneni experiences its highest temperature, touching 27.5°C (81.5°F) in December. High rainfall, scaled at 110mm (4.33"), significantly surpasses the previous month's level. The blend of stronger winds, increasing humidity, and plentiful rainfall creates a tropical climate. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Siphofaneni, Swaziland
The warmest month (with the highest average high temperature) is December (27.5°C).
The month with the lowest average high temperature is July (21.4°C).
The month with the highest average low temperature is December (17.5°C).
The coldest month (with the lowest average low temperature) is July (9.3°C).
Average pressure
Siphofaneni, Swaziland
- Average pressure in January:
1014mbar - Average pressure in February:
1014.4mbar - Average pressure in March:
1016.2mbar - Average pressure in April:
1019mbar - Average pressure in May:
1020.3mbar - Average pressure in June:
1022.5mbar
- Average pressure in July:
1024.1mbar - Average pressure in August:
1021.4mbar - Average pressure in September:
1019.2mbar - Average pressure in October:
1017.3mbar - Average pressure in November:
1015.4mbar - Average pressure in December:
1014.2mbar
The month with the highest atmospheric pressure is July (1024.1mbar).
The month with the lowest atmospheric pressure is January (1014mbar).
Average wind speed
Siphofaneni, Swaziland
- Average wind speed in January:
6.9km/h - Average wind speed in February:
6.4km/h - Average wind speed in March:
6.1km/h - Average wind speed in April:
6.3km/h - Average wind speed in May:
6.7km/h - Average wind speed in June:
7.9km/h
- Average wind speed in July:
7.4km/h - Average wind speed in August:
7.6km/h - Average wind speed in September:
8.2km/h - Average wind speed in October:
8km/h - Average wind speed in November:
7.9km/h - Average wind speed in December:
7.1km/h
The windiest month (with the highest average wind speed) is September (8.2km/h).
The calmest month (with the lowest average wind speed) is March (6.1km/h).
Average humidity
Siphofaneni, Swaziland
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (57%).
Average rainfall
Siphofaneni, Swaziland
The wettest month (with the highest rainfall) is December (110mm).
The driest month (with the least rainfall) is July (4mm).
Average rainfall days
Siphofaneni, Swaziland
- Average rainfall days in January:
21.3 days - Average rainfall days in February:
17.4 days - Average rainfall days in March:
18.7 days - Average rainfall days in April:
13.2 days - Average rainfall days in May:
5.5 days - Average rainfall days in June:
3.6 days
- Average rainfall days in July:
4.3 days - Average rainfall days in August:
6.1 days - Average rainfall days in September:
8.7 days - Average rainfall days in October:
15.4 days - Average rainfall days in November:
19.9 days - Average rainfall days in December:
22.7 days
The month with the highest number of rainy days is December (22.7 days).
The month with the least rainy days is June (3.6 days).
Average daylight / Average sunshine
Siphofaneni, 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 12min - Average sunshine in February:
8h and 48min - Average sunshine in March:
8h and 36min - Average sunshine in April:
6h and 24min - Average sunshine in May:
7h and 24min - Average sunshine in June:
7h and 18min
- Average sunshine in July:
7h and 18min - Average sunshine in August:
7h and 0min - Average sunshine in September:
7h and 54min - Average sunshine in October:
8h and 42min - Average sunshine in November:
9h and 0min - Average sunshine in December:
8h and 42min
The month with the most sunshine is November (Average sunshine: 9h and 0min).
The month with the least sunshine is April (Average sunshine: 6h and 24min).
Average sunshine days
Siphofaneni, Swaziland
- Average sunshine days in January:
6.7 days - Average sunshine days in February:
7.5 days - Average sunshine days in March:
8.4 days - Average sunshine days in April:
13.7 days - Average sunshine days in May:
23.8 days - Average sunshine days in June:
25.4 days
- Average sunshine days in July:
24.2 days - Average sunshine days in August:
23 days - Average sunshine days in September:
17.5 days - Average sunshine days in October:
12.7 days - Average sunshine days in November:
7.1 days - Average sunshine days in December:
5.3 days
The month with the most sunshine days is June (25.4 days).
The month with the least sunshine days is December (5.3 days).
Average UV index
Siphofaneni, Swaziland
The months with the highest UV index are January, February, March, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August, September and October (UV index 5).
Average cloud cover
Siphofaneni, Swaziland
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is June (Cloud cover 14).
Average visibility
Siphofaneni, Swaziland
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are January, February and March (7km).





