Annual mean 28°C · wettest around October · prevailing wind SE
Warmest
32.1 °C
Coldest
28.8 °C
Wettest
21%
Windiest
8.6 m/s
Prevailing
SE
6.4 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
never good
never good
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 Port Antonio over the whole year is 28°C. August is the hottest month, with highs of about 32°C; February is the coldest, with lows of about 24°C. Port Antonio has no sharply defined rainy season: the chance of rain on a given day runs from 5% in February, the driest month, to 16% in October, the wettest. Winds in Port Antonio are highest in June, averaging 5.9 m/s (21 km/h), and lightest in November, at 3.7 m/s (13 km/h). The prevailing wind is from the SE. The clearest skies in Port Antonio come in July, when the sky is typically 34% covered; October is the cloudiest month, at 43%.
Month by month Port Antonio 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
29°C
24°C
30°C
5%
38%
4.2 m/s
20
81
2
February
29°C
24°C
29°C
5%
39%
4.6 m/s
32
77
5
March
29°C
25°C
29°C
6%
37%
4.5 m/s
24
80
2
April
30°C
25°C
30°C
7%
39%
4.6 m/s
16
76
1
May
30°C
27°C
31°C
10%
40%
5.5 m/s
12
68
1
June
31°C
27°C
31°C
9%
39%
5.9 m/s
6
62
0
July
32°C
27°C
32°C
7%
34%
5.5 m/s
4
58
0
August
32°C
27°C
33°C
10%
39%
5.0 m/s
2
47
0
September
32°C
27°C
34°C
12%
40%
4.1 m/s
1
41
0
October
31°C
27°C
33°C
16%
43%
3.9 m/s
2
50
0
November
30°C
26°C
32°C
15%
43%
3.7 m/s
5
59
0
December
30°C
25°C
31°C
8%
37%
4.1 m/s
11
70
1
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 Port Antonio weather by season
Year round, Port Antonio has days of about 29°C at their warmest in February, its coolest month, and 32°C in August, its warmest; the coolest hours of the day run from 24°C to 27°C through the year, and the average temperature over the year is 28°C around the clock. Rain is most likely around October and least likely around February. 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.
Port Antonio weather in winterDecember to February
High 29°CLow 24°CRain 6%
Winter in Port Antonio has typical daily highs of about 29°C and lows of about 24°C, with a 6% chance of rain on a given day.
Port Antonio weather in springMarch to May
High 30°CLow 25°CRain 8%
Spring in Port Antonio has typical daily highs of about 30°C and lows of about 25°C, with a 8% chance of rain on a given day.
Port Antonio weather in summerJune to August
High 32°CLow 27°CRain 8%
Summer in Port Antonio has typical daily highs of about 32°C and lows of about 27°C, with a 8% chance of rain on a given day.
Port Antonio weather in autumnSeptember to November
High 31°CLow 26°CRain 15%
Autumn in Port Antonio has typical daily highs of about 31°C and lows of about 26°C, with a 15% chance of rain on a given day.
When is the rainy season in Port Antonio?
Port Antonio has no sharply defined rainy season: the chance of rain on a given day runs from 5% in February, the driest month, to 16% in October, the wettest.
What time of year is Port Antonio windiest?
Winds in Port Antonio are highest in June, averaging 5.9 m/s (21 km/h), and lightest in November, at 3.7 m/s (13 km/h). The prevailing wind is from the SE.
What is the average temperature in Port Antonio year round?
The average temperature in Port Antonio over the whole year is 28°C. August is the hottest month, with highs of about 32°C; February is the coldest, with lows of about 24°C.