Annual mean 17°C · wettest around January · prevailing wind W
Warmest
29.1 °C
Coldest
17.1 °C
Wettest
31%
Windiest
4.3 m/s
Prevailing
W
3.8 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 Bostonia over the whole year is 17°C. August is the hottest month, with highs of about 29°C; January is the coldest, with lows of about 8°C. The rainy (wet) season in Bostonia runs from November to May, peaking in January with a 30% chance of rain on a given day. The dry season is June to August; July is the driest month, at 3%. Winds in Bostonia are highest in May, averaging 2.6 m/s (9 km/h), and lightest in December, at 1.9 m/s (7 km/h). The prevailing wind is from the W. The clearest skies in Bostonia come in November, when the sky is typically 26% covered; May is the cloudiest month, at 59%.
Month by month Bostonia 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
18°C
8°C
14°C
30%
36%
2.1 m/s
50
1
86
February
18°C
8°C
14°C
27%
37%
2.4 m/s
51
4
80
March
18°C
9°C
15°C
29%
48%
2.4 m/s
53
3
85
April
21°C
11°C
18°C
18%
44%
2.4 m/s
73
9
82
May
21°C
14°C
18°C
21%
59%
2.6 m/s
81
10
81
June
24°C
16°C
23°C
8%
47%
2.5 m/s
81
33
56
July
28°C
18°C
27°C
3%
33%
2.4 m/s
59
61
25
August
29°C
19°C
28°C
11%
30%
2.3 m/s
51
68
18
September
27°C
17°C
26°C
18%
36%
2.2 m/s
65
53
31
October
26°C
14°C
23°C
14%
31%
2.0 m/s
80
34
55
November
22°C
10°C
19°C
24%
26%
2.0 m/s
79
12
78
December
19°C
8°C
15°C
25%
32%
1.9 m/s
59
1
86
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 Bostonia weather by season
Year round, Bostonia has days of about 18°C at their warmest in January, its coolest month, and 29°C in August, its warmest; the coolest hours of the day run from 8°C to 19°C through the year, and the average temperature over the year is 17°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.
Bostonia weather in winterDecember to February
High 18°CLow 8°CRain 27%
Winter in Bostonia has typical daily highs of about 18°C and lows of about 8°C, with a 27% chance of rain on a given day.
Bostonia weather in springMarch to May
High 20°CLow 11°CRain 23%
Spring in Bostonia has typical daily highs of about 20°C and lows of about 11°C, with a 23% chance of rain on a given day.
Bostonia weather in summerJune to August
High 27°CLow 18°CRain 7%
Summer in Bostonia has typical daily highs of about 27°C and lows of about 18°C, with a 7% chance of rain on a given day.
Bostonia weather in autumnSeptember to November
High 25°CLow 14°CRain 19%
Autumn in Bostonia has typical daily highs of about 25°C and lows of about 14°C, with a 19% chance of rain on a given day.
When is the rainy season in Bostonia?
The rainy (wet) season in Bostonia runs from November to May, peaking in January with a 30% chance of rain on a given day. The dry season is June to August; July is the driest month, at 3%.
What time of year is Bostonia windiest?
Winds in Bostonia are highest in May, averaging 2.6 m/s (9 km/h), and lightest in December, at 1.9 m/s (7 km/h). The prevailing wind is from the W.
What is the average temperature in Bostonia year round?
The average temperature in Bostonia over the whole year is 17°C. August is the hottest month, with highs of about 29°C; January is the coldest, with lows of about 8°C.