Climate Insights for Franklin

Sisonke District Municipality, KwaZulu-Natal, South Africa

Hottest
January
25°C peak
Coldest
July
1°C low
Wettest
December
177mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Franklin is temperate. The average annual temperature is 14°C and approximately 1069mm of precipitation falls per year. December is the wettest month, receiving around 177mm of rainfall. Franklin is in the Southern Hemisphere. The seasons are reversed: summer runs from December to February, while winter falls between June and August. The summer months are: January, February, March. The coldest months are July, June, August, when temperatures can drop to 1°C. Light snow can occur between July and September.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 25° Average: 19° Min: 13° Feb Max: 24° Average: 18° Min: 14° Mar Max: 24° Average: 18° Min: 12° Apr Max: 21° Average: 14° Min: 9° May Max: 20° Average: 12° Min: 5° Jun Max: 18° Average: 9° Min: 2° Jul Max: 18° Average: 9° Min: 1° Aug Max: 20° Average: 11° Min: 3° Sep Max: 22° Average: 14° Min: 7° Oct Max: 22° Average: 15° Min: 8° Nov Max: 23° Average: 16° Min: 11° Dec Max: 24° Average: 18° Min: 12°
Max
Average
Min

Temperatures in Franklin vary considerably across the year, with a 24°C difference between the coldest and warmest months. January is the warmest month, though highs remain moderate at 25°C with a mean of 19°C. July is the coolest month, with minimum temperatures around 1°C and an average of 9°C. On average, daily temperatures fluctuate by about 14°C between overnight lows and afternoon highs. The sharpest temperature change occurs between March and April, with a 3°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 149mm Snow: 0mm Feb Precipitation: 146mm Snow: 0mm Mar Precipitation: 117mm Snow: 0mm Apr Precipitation: 93mm Snow: 0mm May Precipitation: 38mm Snow: 0mm Jun Precipitation: 18mm Snow: 1mm Jul Precipitation: 16mm Snow: 1mm Aug Precipitation: 27mm Snow: 2mm Sep Precipitation: 61mm Snow: 2mm Oct Precipitation: 104mm Snow: 0mm Nov Precipitation: 124mm Snow: 0mm Dec Precipitation: 177mm Snow: 0mm
Precipitation
Snow

Franklin is a moderately rainy area, receiving approximately 1069mm of precipitation annually, which averages out to around 89mm per month. The wettest month is December, averaging 177mm of rainfall. January and February also tend to see above-average precipitation. The driest month is July, with just 16mm. That's 161mm less than December, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Light snowfall can occur between July and September, totalling around 6cm annually. September is the snowiest month with approximately 2cm.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 7km/h Feb Wind Speed: 7km/h Mar Wind Speed: 7km/h Apr Wind Speed: 7km/h May Wind Speed: 7km/h Jun Wind Speed: 7km/h Jul Wind Speed: 8km/h Aug Wind Speed: 8km/h Sep Wind Speed: 8km/h Oct Wind Speed: 8km/h Nov Wind Speed: 8km/h Dec Wind Speed: 8km/h
Wind Speed

Franklin is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Sep 23
Summer
Dec 21
Autumn
Mar 20

8 days until Spring

It is currently winter in Franklin, which began on June 21, 2026. Franklin is in the Southern Hemisphere, where the seasons are reversed: spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in January at around 25°C, while the coldest stretch bottoms out in July near 1°C. Spring is next, beginning on September 23, 2026 (8 days from now).

Spring

Temperatures range from 7 to 23°C. Precipitation is moderate at around 289mm for the season, averaging 96mm per month. Winds are generally light, averaging 8km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 12 to 25°C. Rainfall is heavy, totalling around 472mm across the season with a monthly average of 157mm. Winds are generally light, averaging 8km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 5 to 24°C. Precipitation is moderate at around 248mm for the season, averaging 83mm per month. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 1 to 20°C. Rainfall is relatively light, with around 60mm over the season and a monthly average of 20mm. Winds are generally light, averaging 8km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Monthly Climate Data

The table below shows monthly climate averages for Franklin based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
13 °C
25 °C
7 km/h
149 mm
0 cm
Feb
14 °C
24 °C
7 km/h
146 mm
0 cm
Mar
12 °C
24 °C
7 km/h
117 mm
0 cm
Apr
9 °C
21 °C
7 km/h
93 mm
0 cm
May
5 °C
20 °C
7 km/h
38 mm
0 cm
Jun
2 °C
18 °C
7 km/h
18 mm
1 cm
Jul
1 °C
18 °C
8 km/h
16 mm
1 cm
Aug
3 °C
20 °C
8 km/h
27 mm
2 cm
Sep Current
7 °C
22 °C
8 km/h
61 mm
2 cm
Oct
8 °C
22 °C
8 km/h
104 mm
0 cm
Nov
11 °C
23 °C
8 km/h
124 mm
0 cm
Dec
12 °C
24 °C
8 km/h
177 mm
0 cm
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Metric (°C, km/h)