Annual mean 12°C · wettest around February · prevailing wind SW
Warmest
27.2 °C
Coldest
2.4 °C
Wettest
19%
Windiest
5.5 m/s
Prevailing
SW
4.7 m/s average
When this place is good five ratings · thirty-six ten-day sections · click a cell to read it
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 Shirley over the whole year is 12°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -1°C. Shirley has no sharply defined rainy season: the chance of rain on a given day runs from 10% in June, the driest month, to 18% in February, the wettest. Winds in Shirley are highest in March, averaging 4.2 m/s (15 km/h), and lightest in August, at 2.9 m/s (10 km/h). The prevailing wind is from the SW. The clearest skies in Shirley come in August, when the sky is typically 40% covered; May is the cloudiest month, at 53%.
Month by month Shirley 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
3°C
-1°C
-3°C
15%
52%
4.0 m/s
0
0
7
February
4°C
0°C
-1°C
18%
50%
3.7 m/s
0
0
12
March
7°C
2°C
2°C
14%
49%
4.2 m/s
2
0
25
April
12°C
7°C
7°C
15%
52%
4.0 m/s
12
1
53
May
18°C
12°C
15°C
15%
53%
3.5 m/s
50
5
79
June
23°C
18°C
22°C
10%
43%
3.2 m/s
79
31
56
July
27°C
22°C
28°C
11%
42%
3.0 m/s
49
68
15
August
26°C
21°C
26°C
10%
40%
2.9 m/s
59
59
24
September
23°C
17°C
22°C
13%
46%
3.1 m/s
78
27
58
October
17°C
12°C
15°C
15%
48%
3.2 m/s
51
4
77
November
11°C
5°C
6°C
13%
41%
3.5 m/s
12
0
44
December
5°C
2°C
0°C
17%
51%
3.5 m/s
0
0
16
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 Shirley weather by season
Year round, Shirley has days of about 3°C at their warmest in January, its coolest month, and 27°C in July, its warmest; the coolest hours of the day run from -1°C to 22°C through the year, and the average temperature over the year is 12°C around the clock. Rain is most likely around February and least likely around June. 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.
Shirley weather in winterDecember to February
High 4°CLow 0°CRain 17%
Winter in Shirley has typical daily highs of about 4°C and lows of about 0°C, with a 17% chance of rain on a given day.
Shirley weather in springMarch to May
High 12°CLow 7°CRain 15%
Spring in Shirley has typical daily highs of about 12°C and lows of about 7°C, with a 15% chance of rain on a given day.
Shirley weather in summerJune to August
High 25°CLow 20°CRain 10%
Summer in Shirley has typical daily highs of about 25°C and lows of about 20°C, with a 10% chance of rain on a given day.
Shirley weather in autumnSeptember to November
High 17°CLow 11°CRain 14%
Autumn in Shirley has typical daily highs of about 17°C and lows of about 11°C, with a 14% chance of rain on a given day.
When is the rainy season in Shirley?
Shirley has no sharply defined rainy season: the chance of rain on a given day runs from 10% in June, the driest month, to 18% in February, the wettest.
What time of year is Shirley windiest?
Winds in Shirley are highest in March, averaging 4.2 m/s (15 km/h), and lightest in August, at 2.9 m/s (10 km/h). The prevailing wind is from the SW.
What is the average temperature in Shirley year round?
The average temperature in Shirley over the whole year is 12°C. July is the hottest month, with highs of about 27°C; January is the coldest, with lows of about -1°C.