Annual mean 13°C · wettest around December · prevailing wind NW
Warmest
27.0 °C
Coldest
3.8 °C
Wettest
18%
Windiest
4.3 m/s
Prevailing
NW
3.6 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 Bourgoin-Jallieu over the whole year is 13°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about 2°C. Bourgoin-Jallieu has no sharply defined rainy season: the chance of rain on a given day runs from 6% in August, the driest month, to 15% in December, the wettest. Winds in Bourgoin-Jallieu are highest in January, averaging 3.2 m/s (12 km/h), and lightest in September, at 2.5 m/s (9 km/h). The prevailing wind is from the NW. The clearest skies in Bourgoin-Jallieu come in July, when the sky is typically 64% covered; January is the cloudiest month, at 78%.
Month by month Bourgoin-Jallieu 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
5°C
2°C
1°C
13%
78%
3.2 m/s
0
0
20
February
9°C
3°C
5°C
10%
74%
3.1 m/s
3
0
40
March
11°C
4°C
8°C
12%
71%
3.1 m/s
10
0
59
April
15°C
7°C
12°C
10%
74%
3.2 m/s
35
1
73
May
19°C
11°C
16°C
15%
73%
3.0 m/s
60
8
76
June
24°C
17°C
23°C
11%
68%
2.8 m/s
72
40
47
July
26°C
18°C
25°C
7%
64%
2.8 m/s
67
53
33
August
26°C
17°C
25°C
6%
65%
2.7 m/s
59
51
34
September
22°C
13°C
20°C
9%
69%
2.5 m/s
74
27
61
October
17°C
10°C
15°C
11%
70%
2.8 m/s
53
2
82
November
10°C
5°C
7°C
13%
77%
2.8 m/s
7
0
50
December
6°C
3°C
3°C
15%
76%
2.9 m/s
1
0
22
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 Bourgoin-Jallieu weather by season
Year round, Bourgoin-Jallieu has days of about 5°C at their warmest in January, its coolest month, and 26°C in July, its warmest; the coolest hours of the day run from 2°C to 18°C through the year, and the average temperature over the year is 13°C around the clock. Rain is most likely around December and least likely around August. 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.
Bourgoin-Jallieu weather in winterDecember to February
High 7°CLow 3°CRain 13%
Winter in Bourgoin-Jallieu has typical daily highs of about 7°C and lows of about 3°C, with a 13% chance of rain on a given day.
Bourgoin-Jallieu weather in springMarch to May
High 15°CLow 7°CRain 12%
Spring in Bourgoin-Jallieu has typical daily highs of about 15°C and lows of about 7°C, with a 12% chance of rain on a given day.
Bourgoin-Jallieu weather in summerJune to August
High 26°CLow 17°CRain 8%
Summer in Bourgoin-Jallieu has typical daily highs of about 26°C and lows of about 17°C, with a 8% chance of rain on a given day.
Bourgoin-Jallieu weather in autumnSeptember to November
High 16°CLow 9°CRain 11%
Autumn in Bourgoin-Jallieu has typical daily highs of about 16°C and lows of about 9°C, with a 11% chance of rain on a given day.
When is the rainy season in Bourgoin-Jallieu?
Bourgoin-Jallieu has no sharply defined rainy season: the chance of rain on a given day runs from 6% in August, the driest month, to 15% in December, the wettest.
What time of year is Bourgoin-Jallieu windiest?
Winds in Bourgoin-Jallieu are highest in January, averaging 3.2 m/s (12 km/h), and lightest in September, at 2.5 m/s (9 km/h). The prevailing wind is from the NW.
What is the average temperature in Bourgoin-Jallieu year round?
The average temperature in Bourgoin-Jallieu over the whole year is 13°C. July is the hottest month, with highs of about 26°C; January is the coldest, with lows of about 2°C.