Port St Johns weather by month

Check out Port St Johns weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Port St Johns (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
77°F maximum daytime temperature in January in Port St Johns77
77°F maximum daytime temperature in February in Port St Johns77
77°F maximum daytime temperature in March in Port St Johns77
75°F maximum daytime temperature in April in Port St Johns75
73°F maximum daytime temperature in May in Port St Johns73
72°F maximum daytime temperature in June in Port St Johns72
70°F maximum daytime temperature in July in Port St Johns70
70°F maximum daytime temperature in August in Port St Johns70
70°F maximum daytime temperature in September in Port St Johns70
72°F maximum daytime temperature in October in Port St Johns72
73°F maximum daytime temperature in November in Port St Johns73
75°F maximum daytime temperature in December in Port St Johns75
Min temperature (night-time)
66°F minimum night-time temperature in January in Port St Johns66
66°F minimum night-time temperature in February in Port St Johns66
66°F minimum night-time temperature in March in Port St Johns66
63°F minimum night-time temperature in April in Port St Johns63
59°F minimum night-time temperature in May in Port St Johns59
55°F minimum night-time temperature in June in Port St Johns55
54°F minimum night-time temperature in July in Port St Johns54
55°F minimum night-time temperature in August in Port St Johns55
57°F minimum night-time temperature in September in Port St Johns57
59°F minimum night-time temperature in October in Port St Johns59
63°F minimum night-time temperature in November in Port St Johns63
64°F minimum night-time temperature in December in Port St Johns64
Heat & Humidity
Low heat & humidity in January in Port St JohnsL
Low heat & humidity in February in Port St JohnsL
Low heat & humidity in March in Port St JohnsL
No heat & humidity in April in Port St Johns0
No heat & humidity in May in Port St Johns0
No heat & humidity in June in Port St Johns0
No heat & humidity in July in Port St Johns0
No heat & humidity in August in Port St Johns0
No heat & humidity in September in Port St Johns0
No heat & humidity in October in Port St Johns0
No heat & humidity in November in Port St Johns0
Low heat & humidity in December in Port St JohnsL
Sea temperature
77°F sea temperature in January in Port St Johns77
79°F sea temperature in February in Port St Johns79
79°F sea temperature in March in Port St Johns79
77°F sea temperature in April in Port St Johns77
73°F sea temperature in May in Port St Johns73
72°F sea temperature in June in Port St Johns72
70°F sea temperature in July in Port St Johns70
70°F sea temperature in August in Port St Johns70
70°F sea temperature in September in Port St Johns70
70°F sea temperature in October in Port St Johns70
73°F sea temperature in November in Port St Johns73
75°F sea temperature in December in Port St Johns75

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Port St Johns

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
14 hours of daylight per day in January in Port St Johns14
13 hours of daylight per day in February in Port St Johns13
12 hours of daylight per day in March in Port St Johns12
11 hours of daylight per day in April in Port St Johns11
11 hours of daylight per day in May in Port St Johns11
10 hours of daylight per day in June in Port St Johns10
10 hours of daylight per day in July in Port St Johns10
11 hours of daylight per day in August in Port St Johns11
12 hours of daylight per day in September in Port St Johns12
13 hours of daylight per day in October in Port St Johns13
14 hours of daylight per day in November in Port St Johns14
14 hours of daylight per day in December in Port St Johns14
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Port St Johns11
UV (maximum) index 11+ (Extreme) in February in Port St Johns11
UV (maximum) index 10 (Very High) in March in Port St Johns10
UV (maximum) index 6 (High) in April in Port St Johns6
UV (maximum) index 4 (Moderate) in May in Port St Johns4
UV (maximum) index 3 (Moderate) in June in Port St Johns3
UV (maximum) index 3 (Moderate) in July in Port St Johns3
UV (maximum) index 5 (Moderate) in August in Port St Johns5
UV (maximum) index 7 (High) in September in Port St Johns7
UV (maximum) index 9 (Very High) in October in Port St Johns9
UV (maximum) index 11 (Extreme) in November in Port St Johns11
UV (maximum) index 11+ (Extreme) in December in Port St Johns11

Rainfall in Port St Johns

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
15 days with some rainfall in January in Port St Johns15
13 days with some rainfall in February in Port St Johns13
13 days with some rainfall in March in Port St Johns13
9 days with some rainfall in April in Port St Johns9
6 days with some rainfall in May in Port St Johns6
4 days with some rainfall in June in Port St Johns4
5 days with some rainfall in July in Port St Johns5
6 days with some rainfall in August in Port St Johns6
10 days with some rainfall in September in Port St Johns10
14 days with some rainfall in October in Port St Johns14
15 days with some rainfall in November in Port St Johns15
14 days with some rainfall in December in Port St Johns14
Average monthly rainfall (inches)
4.4 inches monthly rainfall in January in Port St Johns4.4
4.6 inches monthly rainfall in February in Port St Johns4.6
5.0 inches monthly rainfall in March in Port St Johns5.0
3.3 inches monthly rainfall in April in Port St Johns3.3
2.3 inches monthly rainfall in May in Port St Johns2.3
1.3 inches monthly rainfall in June in Port St Johns1.3
1.6 inches monthly rainfall in July in Port St Johns1.6
1.9 inches monthly rainfall in August in Port St Johns1.9
3.0 inches monthly rainfall in September in Port St Johns3.0
4.1 inches monthly rainfall in October in Port St Johns4.1
4.8 inches monthly rainfall in November in Port St Johns4.8
4.1 inches monthly rainfall in December in Port St Johns4.1

More about Port St Johns

Port St Johns by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for South Africa (Port St Johns) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Port St Johns?

Port St Johns has a temperate climate with hot summers and some rainfall in all months.

Metric (°C)  |  Imperial (°F)

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Compare Port St Johns with the USA

Below the Port St Johns chart shows average maximum daytime temperature for Port St Johns, South Africa and the USA (Washington).

Maximum daytime temperature (°F)

Port St Johns, South Africa
USA (Washington)
77
41
77
45
77
55
75
66
73
75
72
84
70
88
70
86
70
79
72
68
73
57
75
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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