Annual mean 14°C · wettest around January · prevailing wind W
Warmest
25.2 °C
Coldest
7.4 °C
Wettest
22%
Windiest
6.2 m/s
Prevailing
W
4.8 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 Royan over the whole year is 14°C. August is the hottest month, with highs of about 25°C; January is the coldest, with lows of about 6°C. Royan has no sharply defined rainy season: the chance of rain on a given day runs from 4% in July, the driest month, to 19% in January, the wettest. Winds in Royan are highest in March, averaging 4.8 m/s (17 km/h), and lightest in August, at 3.7 m/s (13 km/h). The prevailing wind is from the W. The clearest skies in Royan come in August, when the sky is typically 68% covered; January is the cloudiest month, at 78%.
Month by month Royan 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
8°C
6°C
4°C
19%
78%
4.7 m/s
1
0
31
February
11°C
7°C
6°C
16%
75%
4.6 m/s
3
0
48
March
13°C
8°C
8°C
14%
75%
4.8 m/s
11
0
61
April
16°C
9°C
12°C
10%
72%
4.2 m/s
29
1
78
May
19°C
13°C
16°C
11%
74%
4.3 m/s
57
6
79
June
22°C
17°C
21°C
10%
74%
4.0 m/s
74
23
61
July
24°C
18°C
23°C
4%
69%
4.0 m/s
81
31
55
August
25°C
18°C
23°C
5%
68%
3.7 m/s
75
35
49
September
22°C
15°C
20°C
9%
71%
3.8 m/s
79
20
66
October
18°C
12°C
16°C
12%
73%
3.9 m/s
60
4
83
November
13°C
9°C
9°C
18%
75%
4.5 m/s
11
0
64
December
10°C
7°C
6°C
16%
77%
4.5 m/s
1
0
45
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 Royan weather by season
Year round, Royan has days of about 8°C at their warmest in January, its coolest month, and 25°C in August, its warmest; the coolest hours of the day run from 6°C to 18°C through the year, and the average temperature over the year is 14°C around the clock. Rain is most likely around January 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.
Royan weather in winterDecember to February
High 10°CLow 6°CRain 17%
Winter in Royan has typical daily highs of about 10°C and lows of about 6°C, with a 17% chance of rain on a given day.
Royan weather in springMarch to May
High 16°CLow 10°CRain 12%
Spring in Royan has typical daily highs of about 16°C and lows of about 10°C, with a 12% chance of rain on a given day.
Royan weather in summerJune to August
High 24°CLow 18°CRain 6%
Summer in Royan has typical daily highs of about 24°C and lows of about 18°C, with a 6% chance of rain on a given day.
Royan weather in autumnSeptember to November
High 18°CLow 12°CRain 13%
Autumn in Royan has typical daily highs of about 18°C and lows of about 12°C, with a 13% chance of rain on a given day.
When is the rainy season in Royan?
Royan has no sharply defined rainy season: the chance of rain on a given day runs from 4% in July, the driest month, to 19% in January, the wettest.
What time of year is Royan windiest?
Winds in Royan are highest in March, averaging 4.8 m/s (17 km/h), and lightest in August, at 3.7 m/s (13 km/h). The prevailing wind is from the W.
What is the average temperature in Royan year round?
The average temperature in Royan over the whole year is 14°C. August is the hottest month, with highs of about 25°C; January is the coldest, with lows of about 6°C.