Annual mean 18°C · wettest around March · prevailing wind S
Warmest
27.7 °C
Coldest
15.0 °C
Wettest
22%
Windiest
5.7 m/s
Prevailing
S
5.0 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 Olhão over the whole year is 18°C. August is the hottest month, with highs of about 28°C; January is the coldest, with lows of about 10°C. The rainy (wet) season in Olhão runs from October to April, peaking in March with a 18% chance of rain on a given day. The dry season is May to September; July is the driest month, at 1%. Winds in Olhão are highest in March, averaging 4.3 m/s (15 km/h), and lightest in September, at 3.5 m/s (13 km/h). The prevailing wind is from the S. The clearest skies in Olhão come in August, when the sky is typically 17% covered; February is the cloudiest month, at 44%.
Month by month Olhão 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
15°C
10°C
12°C
13%
42%
3.7 m/s
27
0
83
February
16°C
11°C
13°C
14%
44%
3.8 m/s
36
0
85
March
17°C
12°C
14°C
18%
42%
4.3 m/s
42
0
84
April
19°C
14°C
16°C
15%
40%
4.3 m/s
67
2
85
May
22°C
17°C
20°C
9%
33%
4.2 m/s
82
11
74
June
25°C
20°C
22°C
3%
29%
4.3 m/s
81
29
56
July
27°C
21°C
25°C
1%
18%
3.9 m/s
69
51
33
August
28°C
21°C
27°C
1%
17%
3.7 m/s
60
63
22
September
25°C
19°C
24°C
5%
27%
3.5 m/s
79
47
39
October
23°C
17°C
21°C
11%
37%
3.6 m/s
86
21
62
November
19°C
13°C
16°C
16%
42%
3.6 m/s
68
1
88
December
16°C
11°C
14°C
15%
42%
3.7 m/s
41
0
88
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 Olhão weather by season
Year round, Olhão has days of about 15°C at their warmest in January, its coolest month, and 28°C in August, its warmest; the coolest hours of the day run from 10°C to 21°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 July. 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.
Olhão weather in winterDecember to February
High 16°CLow 11°CRain 14%
Winter in Olhão has typical daily highs of about 16°C and lows of about 11°C, with a 14% chance of rain on a given day.
Olhão weather in springMarch to May
High 20°CLow 14°CRain 14%
Spring in Olhão has typical daily highs of about 20°C and lows of about 14°C, with a 14% chance of rain on a given day.
Olhão weather in summerJune to August
High 26°CLow 21°CRain 2%
Summer in Olhão has typical daily highs of about 26°C and lows of about 21°C, with a 2% chance of rain on a given day.
Olhão weather in autumnSeptember to November
High 22°CLow 17°CRain 10%
Autumn in Olhão has typical daily highs of about 22°C and lows of about 17°C, with a 10% chance of rain on a given day.
When is the rainy season in Olhão?
The rainy (wet) season in Olhão runs from October to April, peaking in March with a 18% chance of rain on a given day. The dry season is May to September; July is the driest month, at 1%.
What time of year is Olhão windiest?
Winds in Olhão are highest in March, averaging 4.3 m/s (15 km/h), and lightest in September, at 3.5 m/s (13 km/h). The prevailing wind is from the S.
What is the average temperature in Olhão year round?
The average temperature in Olhão over the whole year is 18°C. August is the hottest month, with highs of about 28°C; January is the coldest, with lows of about 10°C.