Annual mean 14°C · wettest around November · prevailing wind W
Warmest
32.5 °C
Coldest
1.9 °C
Wettest
89%
Windiest
2.1 m/s
Prevailing
W
1.7 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 Massy over the whole year is 14°C. July is the hottest month, with highs of about 33°C; January is the coldest, with lows of about -2°C. The rainy (wet) season in Massy runs from October to December, peaking in November with a 62% chance of rain on a given day. The dry season is May to September; July is the driest month, at 20%. Winds in Massy are highest in June, averaging 1.9 m/s (7 km/h), and lightest in November, at 1.2 m/s (4 km/h). The prevailing wind is from the W. The clearest skies in Massy come in August, when the sky is typically 33% covered; January is the cloudiest month, at 65%.
Month by month Massy 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
-2°C
-1°C
37%
65%
1.3 m/s
0
0
6
February
7°C
0°C
3°C
46%
60%
1.4 m/s
2
0
24
March
14°C
6°C
10°C
47%
59%
1.7 m/s
25
0
63
April
20°C
11°C
17°C
42%
53%
1.7 m/s
65
8
72
May
26°C
16°C
23°C
36%
48%
1.8 m/s
73
39
43
June
31°C
20°C
28°C
28%
42%
1.9 m/s
39
68
12
July
33°C
22°C
31°C
20%
37%
1.8 m/s
20
62
6
August
31°C
20°C
29°C
39%
33%
1.8 m/s
35
72
9
September
26°C
15°C
24°C
27%
35%
1.6 m/s
75
41
41
October
17°C
9°C
15°C
41%
47%
1.4 m/s
55
2
78
November
10°C
3°C
7°C
62%
54%
1.2 m/s
8
0
51
December
3°C
-2°C
0°C
55%
64%
1.3 m/s
0
0
11
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 Massy weather by season
Year round, Massy has days of about 3°C at their warmest in January, its coolest month, and 33°C in July, its warmest; the coolest hours of the day run from -2°C to 22°C through the year, and the average temperature over the year is 14°C around the clock. Rain is most likely around November 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.
Massy weather in winterDecember to February
High 4°CLow -1°CRain 46%
Winter in Massy has typical daily highs of about 4°C and lows of about -1°C, with a 46% chance of rain on a given day.
Massy weather in springMarch to May
High 20°CLow 11°CRain 41%
Spring in Massy has typical daily highs of about 20°C and lows of about 11°C, with a 41% chance of rain on a given day.
Massy weather in summerJune to August
High 31°CLow 20°CRain 29%
Summer in Massy has typical daily highs of about 31°C and lows of about 20°C, with a 29% chance of rain on a given day.
Massy weather in autumnSeptember to November
High 17°CLow 9°CRain 44%
Autumn in Massy has typical daily highs of about 17°C and lows of about 9°C, with a 44% chance of rain on a given day.
When is the rainy season in Massy?
The rainy (wet) season in Massy runs from October to December, peaking in November with a 62% chance of rain on a given day. The dry season is May to September; July is the driest month, at 20%.
What time of year is Massy windiest?
Winds in Massy are highest in June, averaging 1.9 m/s (7 km/h), and lightest in November, at 1.2 m/s (4 km/h). The prevailing wind is from the W.
What is the average temperature in Massy year round?
The average temperature in Massy over the whole year is 14°C. July is the hottest month, with highs of about 33°C; January is the coldest, with lows of about -2°C.