Annual mean 18°C · wettest around March · prevailing wind SW
Warmest
24.8 °C
Coldest
17.5 °C
Wettest
69%
Windiest
4.9 m/s
Prevailing
SW
4.2 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Every reading
bars actual · line feels-like, °Cchance of rain, %wind speed, m/ssky covered, %
The average temperature in Jeffrey’s Bay over the whole year is 18°C. January is the hottest month, with highs of about 25°C; July is the coldest, with lows of about 11°C. Jeffrey’s Bay has no sharply defined rainy season: the chance of rain on a given day runs from 31% in January, the driest month, to 44% in March, the wettest. Winds in Jeffrey’s Bay are highest in October, averaging 4.0 m/s (14 km/h), and lightest in May, at 3.1 m/s (11 km/h). The prevailing wind is from the SW. The clearest skies in Jeffrey’s Bay come in July, when the sky is typically 41% covered; January is the cloudiest month, at 56%.
Month by month Jeffrey’s Bay climate by month: average temperatures year round · click a month to read it
Month
High
Low
Feels like
Chance of rain
Cloud
Wind
Being outside
Sun
Walking
January
25°C
18°C
24°C
31%
56%
3.9 m/s
67
36
40
February
24°C
18°C
24°C
37%
53%
3.7 m/s
69
36
40
March
23°C
18°C
23°C
44%
52%
3.6 m/s
71
30
46
April
21°C
15°C
20°C
33%
52%
3.5 m/s
72
16
63
May
20°C
13°C
18°C
39%
45%
3.1 m/s
74
7
74
June
19°C
12°C
16°C
38%
42%
3.6 m/s
59
2
79
July
18°C
11°C
14°C
41%
41%
3.8 m/s
50
1
77
August
18°C
11°C
15°C
40%
43%
3.8 m/s
51
2
76
September
19°C
13°C
16°C
44%
51%
3.8 m/s
60
4
75
October
21°C
14°C
18°C
40%
52%
4.0 m/s
62
12
68
November
22°C
15°C
20°C
34%
53%
3.8 m/s
72
17
62
December
24°C
17°C
22°C
35%
55%
3.9 m/s
71
29
49
High and low are the warmest and coolest of four readings a day — midnight, 6am, noon and 6pm — so a true overnight low can sit a degree or two under them. Chance of rain, cloud and wind are the day’s average; feels-like and the three ratings (each out of 100: Good from 55, Ideal from 80) are read at midday.
Seasons, and the year in short Jeffrey’s Bay weather by season
Year round, Jeffrey’s Bay has days of about 18°C at their warmest in July, its coolest month, and 25°C in January, its warmest; the coolest hours of the day run from 11°C to 18°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around March and least likely around January. Every figure here is a decade of observations blended into one representative year, so it reads as what this date is usually like, not a forecast for one particular day.
Jeffrey’s Bay weather in winterJune to August
High 18°CLow 11°CRain 40%
Winter in Jeffrey’s Bay has typical daily highs of about 18°C and lows of about 11°C, with a 40% chance of rain on a given day.
Jeffrey’s Bay weather in springSeptember to November
High 21°CLow 14°CRain 39%
Spring in Jeffrey’s Bay has typical daily highs of about 21°C and lows of about 14°C, with a 39% chance of rain on a given day.
Jeffrey’s Bay weather in summerDecember to February
High 24°CLow 18°CRain 35%
Summer in Jeffrey’s Bay has typical daily highs of about 24°C and lows of about 18°C, with a 35% chance of rain on a given day.
Jeffrey’s Bay weather in autumnMarch to May
High 21°CLow 15°CRain 39%
Autumn in Jeffrey’s Bay has typical daily highs of about 21°C and lows of about 15°C, with a 39% chance of rain on a given day.
When is the rainy season in Jeffrey’s Bay?
Jeffrey’s Bay has no sharply defined rainy season: the chance of rain on a given day runs from 31% in January, the driest month, to 44% in March, the wettest.
What time of year is Jeffrey’s Bay windiest?
Winds in Jeffrey’s Bay are highest in October, averaging 4.0 m/s (14 km/h), and lightest in May, at 3.1 m/s (11 km/h). The prevailing wind is from the SW.
What is the average temperature in Jeffrey’s Bay year round?
The average temperature in Jeffrey’s Bay over the whole year is 18°C. January is the hottest month, with highs of about 25°C; July is the coldest, with lows of about 11°C.