Climate and monthly weather forecastHerefords, Swaziland
Climate and monthly weather forecast
The climate of Herefords
Situated in Swaziland, Herefords features a Köppen climate classification of Cwa, considering its humid subtropical nature accompanied by a dry winter. The compelling aspect of this climate type is the considerable difference in temperature and precipitation through the year.Average high temperatures host a steady but modest range from 23°C (73.4°F) to 29°C (84.2°F). The coldest temperatures get recorded in July at 10.6°C (51.1°F), while the hottest months are generally January and February, with an average low of 19°C (66.2°F). In essence, the temperature changes are mild, presenting warm weather throughout the year.
Substantial variation in the humidity levels is evident with a peak of 78% appearing in January and February, dropping to a low of 56% in August and September. Similarly, rainfall levels witness a significant swing, with dramatic downfall from 94mm (3.7") in December to merely 2mm (0.08") in July. It's worth noting that the frequency of rainy days is directly proportional to the amount of precipitation; December and January carry the highest count of rainy days, and July records the least.
Plenty of daylight hours brighten up Herefords with over 10.5 hours registered even in the dullest months. The sunshine keeps up its consistency throughout the year, with an average duration fluctuating from 6.4 hours to 9.3 hours. Hourly sunshine relatively aligns with the pattern of monthly sunshine days, displaying a similar trend. UV index remains uniform at 5 and 6, indicating a moderate risk of harm from unprotected sun exposure.
Cloud coverage varies noticeably throughout the year, with the lowest coverage of 13% in June and the highest of 54% in January. Wind speeds exhibit consistency, with an average speed varying from 6.4km/h (4mph) to 8.5km/h (5.3mph), and visibility levels oscillate between 8km (5mi) and 10km (6.2mi).
The best time to visit Herefords
Determining the best time to visit Herefords depends largely on the preferred activities of the visitor. However, for tourists interested in enjoying warm weather and indulging in outdoor activities, the period from May to November would be a viable option. During this time, the lower humidity levels hovering between 56% and 66%, and noticeably reduced rainfall, particularly from June to September, create an appealing environment. The combination of bright sunshine stretching over 7.3 hours to 9mm (0.35") and pleasant temperatures, often exceeding 23°C (73.4°F), makes this period encouraging for outdoor pursuits.The worst time to visit Herefords
On the other hand, travellers may find the period from December to February less appealing, primarily owing to the high rainfall levels surpassing 70mm (2.76"), resulting in up to 20 wet days. Furthermore, the high humidity levels of 76% to 78% combined with the highest average temperatures could make the atmosphere uncomfortably sultry for some tourists.Spring weather in Herefords
In Herefords, the spring months between September to November characterize moderate temperatures ranging from 23.7°C (74.7°F) to 28.4°C (83.1°F) for highs and 12.6°C (54.7°F) to 18°C (64.4°F) for lows. Rainfall begins to increase gradually, rising from 6mm (0.24") in September to 70mm (2.76") in November. However, relative humidity remains quite pleasant, standing at 65% in November after hitting the yearly low of 56% in September.Summer weather in Herefords
Summer in Herefords, lasting from December to February, brings the hottest periods and the highest levels of rainfall. Peak temperatures reach 29°C (84.2°F) in January and February, with the minimums still maintaining a warm trend at 19°C (66.2°F). This period receives the highest rainfall of up to 94mm (3.7") in December.Autumn weather in Herefords
Autumn in Herefords, from March to May, marks a shift with temperatures moderating and rainfall decreasing. Compared with summer, the temperature dips slightly, with lows of 10.6°C (51.1°F) in May and highs of 28.3°C (82.9°F) in March. Rainfall reduces significantly from 58mm (2.28") in March to a mere 3mm (0.12") by May.Winter weather in Herefords
Winter months, from June to August, indicate the cooler and drier part of the year in Herefords. The rainfall drops to its yearly low of 2mm (0.08") in July while average high temperatures fall to 23°C (73.4°F) in July and August. Despite the reduction in temperatures, Herefords allocates a fair share of sunshine within 7.3 hours per day, cloud coverage reduces to 16% in July, and wind speed displays moderate levels.Weather in January
As Herefords, Swaziland transitions from the festive season, January proves to be warm, but not the hottest month. The month is marked by a humidity level of 78%, while the sunshine period registers at 8.7 hours per day, confirming the desire for abundant rainfall. Weather in January »Weather in February
As the second month of the year unfolds, temperatures remain high, akin to January. February is characterized by a slightly lower rainfall, with the wind speed averaging 6.9km/h (4.3mph). The month witnesses the maximum number of sunshine hours, at 9.3, subtly hinting at the approaching end of the wet season. Weather in February »Weather in March
March brings with it a continuation of the prevalent high temperatures from the previous month. The month is marked by an increased cloud coverage of 43%, providing a bit of respite from the intense heat. Significant reduction in rainfall is recorded, from 76mm (2.99") in February to 58mm (2.28") this month. Weather in March »Weather in April
April signals the departure of the high-temperature trend that dominated the initial months of the year. It continues the March trend of decreased rainfall, now going down to 35mm (1.38"), affirming the onset of a drier climate. It is marked by the year's highest wind speed, conveying a notable shift in weather. Weather in April »Weather in May
May's weather is a marked departure from the high temperature and humidity levels of preceding months. It introduces a cooler climate to Herefords, Swaziland with the wind speed remaining close to that of April. The average rainfall reaches a negligible 6mm (0.24"), indicating that the rain has significantly receded. Weather in May »Weather in June
June, winter in Herefords, Swaziland, sets in with lower temperatures, as forecasted in May. The average rainfall reaches its nadir at 3mm (0.12"), highlighting the extent of the dry season in Swaziland. The low rainfall in June makes it the driest month of the year, with the wind speed increasing slightly as well. Weather in June »Weather in July
In July, the wintery conditions persist, featuring cool to chilly temperatures and a significant reduction in the occurrence of rainfall. The trend of 10.7 daylight hours, characteristic of June, continues into July. The pressure takes a leap, further emphasizing the prevailing cold temperatures of this housebound month. Weather in July »Weather in August
August sees a reversal in the falling temperature trend, marking the advent of spring in Herefords, Swaziland. Accompanying the rise in temperature is a minor increase in average rainfall to 6mm (0.24"). The wind speed remains the same as July, mildly contributing to the warming conditions. Weather in August »Weather in September
September experiences an extended period of sunshine, combined with higher temperatures, hinting at the impending summer season. A considerable surge in rainfall to 11mm (0.43") signals the start of the wet season in Herefords, Swaziland. Weather in September »Weather in October
October comes with a drastic uptick in temperatures, resembling a prelude to the typical summer in Herefords, Swaziland. The month showcases an average rainfall of 39mm (1.54"), a significant increase from the preceding month. The daylight hours extend, ensuring a longer period for outdoor activities. Weather in October »Weather in November
November, the penultimate month of the year, brings warm and humid weather to Herefords, Swaziland. With an average rainfall of 70mm (2.76"), the rainy weather is in full swing now. The average wind speed falls slightly, complementing the late spring conditions. Weather in November »Weather in December
December marks the onset of the peak summer months in Herefords, Swaziland. The weather characteristics for this festive month include high temperatures, high humidity levels, and increased rainfall. An average rainfall of 94mm (3.7") echoes the prevalent wet conditions. Weather in December »Updated: Jun 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
The months with the highest humidity are January through March, with an average relative humidity of 78%.
Throughout the year, there are 138.5 rainfall days, and 488mm (19.21") of precipitation is accumulated.
The months with the highest UV index in Herefords are January through March, September through December, with an average maximum UV index of 6.
The month with the most sunshine is February, with an average of 9.3h of sunshine.
With an average of 6.4h of sunshine, April has the least sunshine of the year.
April through August, with an average maximum UV index of 5, are months with the lowest UV index.
June has the shortest days of the year, with an average of 10h and 30min of daylight.
July proves to be the coldest month, recording an average maximum temperature of 23°C (73.4°F) and a minimum temperature of 10.7°C (51.3°F).
The month with the least rainfall is July, when the rain falls for 3.1 days and typically collects 2mm (0.08") of precipitation.
August and September, with an average relative humidity of 56%, are the least humid months.
The warmest time of the year is December, with temperatures averaging a high of 29.1°C (84.4°F) and a low of 18.8°C (65.8°F).
The month with the most rainfall is December, when the rain falls for 20.5 days and typically aggregates up to 94mm (3.7") of precipitation.
With an average of 13h and 42min of daylight, December has the longest days of the year.
Herefords does not observe Daylight Saving Time (DST). SAST timezone is used throughout the entire year.
Average temperature
Herefords, Swaziland
The warmest month (with the highest average high temperature) is December (29.1°C).
The month with the lowest average high temperature is July (23°C).
The months with the highest average low temperature are January and February (19°C).
The coldest month (with the lowest average low temperature) is June (10.6°C).
Average pressure
Herefords, Swaziland
- Average pressure in January:
1013.7mbar - Average pressure in February:
1014.2mbar - Average pressure in March:
1016mbar - Average pressure in April:
1018.9mbar - Average pressure in May:
1020.4mbar - Average pressure in June:
1022.6mbar
- Average pressure in July:
1024.1mbar - Average pressure in August:
1021.5mbar - Average pressure in September:
1019.3mbar - Average pressure in October:
1017.3mbar - Average pressure in November:
1015.4mbar - Average pressure in December:
1014.1mbar
The month with the highest atmospheric pressure is July (1024.1mbar).
The month with the lowest atmospheric pressure is January (1013.7mbar).
Average wind speed
Herefords, Swaziland
- Average wind speed in January:
7.4km/h - Average wind speed in February:
6.9km/h - Average wind speed in March:
6.4km/h - Average wind speed in April:
6.6km/h - Average wind speed in May:
6.4km/h - Average wind speed in June:
7.4km/h
- Average wind speed in July:
7.3km/h - Average wind speed in August:
7.4km/h - Average wind speed in September:
8.5km/h - Average wind speed in October:
8.2km/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 (8.5km/h).
The calmest months (with the lowest average wind speed) are March and May (6.4km/h).
Average humidity
Herefords, Swaziland
The months with the highest relative humidity are January, February and March (78%).
The months with the lowest relative humidity are August and September (56%).
Average rainfall
Herefords, Swaziland
The wettest month (with the highest rainfall) is December (94mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days
Herefords, Swaziland
- Average rainfall days in January:
20.3 days - Average rainfall days in February:
16.8 days - Average rainfall days in March:
16.8 days - Average rainfall days in April:
11.3 days - Average rainfall days in May:
5.7 days - Average rainfall days in June:
1.8 days
- Average rainfall days in July:
3.1 days - Average rainfall days in August:
4 days - Average rainfall days in September:
7.3 days - Average rainfall days in October:
14.2 days - Average rainfall days in November:
16.7 days - Average rainfall days in December:
20.5 days
The month with the highest number of rainy days is December (20.5 days).
The month with the least rainy days is June (1.8 days).
Average daylight / Average sunshine
Herefords, Swaziland
- Average daylight in January:
13h and 30min - 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 54min - Average daylight in June:
10h and 30min
- Average daylight in July:
10h and 42min - 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 42min
The month with the longest days is December (Average daylight: 13h and 42min).
The month with the shortest days is June (Average daylight: 10h and 30min).
- Average sunshine in January:
8h and 42min - Average sunshine in February:
9h and 18min - Average sunshine in March:
9h and 0min - Average sunshine in April:
6h and 24min - Average sunshine in May:
7h and 18min - Average sunshine in June:
7h and 18min
- Average sunshine in July:
7h and 18min - Average sunshine in August:
6h and 54min - Average sunshine in September:
7h and 54min - Average sunshine in October:
8h and 24min - Average sunshine in November:
8h and 48min - Average sunshine in December:
8h and 42min
The month with the most sunshine is February (Average sunshine: 9h and 18min).
The month with the least sunshine is April (Average sunshine: 6h and 24min).
Average sunshine days
Herefords, Swaziland
- Average sunshine days in January:
8.3 days - Average sunshine days in February:
9.3 days - Average sunshine days in March:
12.3 days - Average sunshine days in April:
16.2 days - Average sunshine days in May:
23.8 days - Average sunshine days in June:
27.3 days
- Average sunshine days in July:
26.8 days - Average sunshine days in August:
25.2 days - Average sunshine days in September:
21 days - Average sunshine days in October:
14.2 days - Average sunshine days in November:
10.6 days - Average sunshine days in December:
7.5 days
The month with the most sunshine days is June (27.3 days).
The month with the least sunshine days is December (7.5 days).
Average UV index
Herefords, Swaziland
The months with the highest UV index are January, February, March, September, October, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July and August (UV index 5).
Average cloud cover
Herefords, Swaziland
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 13).
Average visibility
Herefords, Swaziland
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, February, March and December (8km).
