Annual mean 12°C · wettest around December · prevailing wind SW
Warmest
21.0 °C
Coldest
6.3 °C
Wettest
22%
Windiest
7.8 m/s
Prevailing
SW
6.5 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
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 Folkestone over the whole year is 12°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 5°C. Folkestone has no sharply defined rainy season: the chance of rain on a given day runs from 9% in July, the driest month, to 19% in December, the wettest. Winds in Folkestone are highest in February, averaging 6.6 m/s (24 km/h), and lightest in September, at 5.1 m/s (18 km/h). The prevailing wind is from the SW. The clearest skies in Folkestone come in August, when the sky is typically 46% covered; December is the cloudiest month, at 69%.
Month by month Folkestone 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
7°C
5°C
1°C
16%
65%
6.1 m/s
0
0
10
February
8°C
5°C
2°C
15%
63%
6.6 m/s
0
0
18
March
10°C
6°C
4°C
15%
60%
6.1 m/s
1
0
29
April
12°C
7°C
7°C
10%
48%
5.5 m/s
6
0
49
May
16°C
11°C
11°C
10%
49%
5.2 m/s
24
0
74
June
19°C
14°C
15°C
10%
51%
5.3 m/s
52
3
77
July
21°C
16°C
18°C
9%
49%
5.2 m/s
69
7
75
August
21°C
16°C
18°C
10%
46%
5.2 m/s
72
9
73
September
19°C
13°C
16°C
12%
50%
5.1 m/s
56
3
78
October
15°C
12°C
11°C
18%
57%
5.4 m/s
20
0
74
November
11°C
8°C
6°C
19%
64%
6.0 m/s
1
0
41
December
8°C
6°C
3°C
19%
69%
5.9 m/s
0
0
21
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 Folkestone weather by season
Year round, Folkestone has days of about 7°C at their warmest in January, its coolest month, and 21°C in August, its warmest; the coolest hours of the day run from 5°C to 16°C through the year, and the average temperature over the year is 12°C around the clock. Rain is most likely around December 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.
Folkestone weather in winterDecember to February
High 8°CLow 5°CRain 17%
Winter in Folkestone has typical daily highs of about 8°C and lows of about 5°C, with a 17% chance of rain on a given day.
Folkestone weather in springMarch to May
High 13°CLow 8°CRain 12%
Spring in Folkestone has typical daily highs of about 13°C and lows of about 8°C, with a 12% chance of rain on a given day.
Folkestone weather in summerJune to August
High 20°CLow 15°CRain 10%
Summer in Folkestone has typical daily highs of about 20°C and lows of about 15°C, with a 10% chance of rain on a given day.
Folkestone weather in autumnSeptember to November
High 15°CLow 11°CRain 16%
Autumn in Folkestone has typical daily highs of about 15°C and lows of about 11°C, with a 16% chance of rain on a given day.
When is the rainy season in Folkestone?
Folkestone has no sharply defined rainy season: the chance of rain on a given day runs from 9% in July, the driest month, to 19% in December, the wettest.
What time of year is Folkestone windiest?
Winds in Folkestone are highest in February, averaging 6.6 m/s (24 km/h), and lightest in September, at 5.1 m/s (18 km/h). The prevailing wind is from the SW.
What is the average temperature in Folkestone year round?
The average temperature in Folkestone over the whole year is 12°C. August is the hottest month, with highs of about 21°C; January is the coldest, with lows of about 5°C.