Sat
Apr 27
Mostly stable
~17
l/m2
95%
Sun
Apr 28
Mostly stable
~7
l/m2
89%
Mon
Apr 29
Stable
~0.4
l/m2
29%
Tue
Apr 30
Mostly stable
~3
l/m2
63%
Wed
May 1
Mostly stable
~7
l/m2
70%
Thu
May 2
Stable
~12
l/m2
98%
Fri
May 3
Stable
~16
l/m2
94%
27 Apr will be with moderate temperatures and the weather will be stable, thunderstorms not likely.
There is a 95% probability of moderate rainfall and showers.
The sky will be overcast:
65% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
94% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
78% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
30% convective clouds (Cumulonimbus)
The highest temperature will reach 16 degrees Celsius, while the the lowest temperature will drop to 9 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1001 mb. Relative humidity will be very high.
Saturday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
11:00
12 °C
10 °C
19 km/h 
24 km/h
1003 mb
84.2%
1,896 m
629 m
Apr, 27 11:00 @ Mostly stable
14:00
0.4 55%
93%
16 °C
15 °C
19 km/h
33 km/h
1001 mb
71.9%
2,058 m
1,386 m
Apr, 27 14:00 @ Slightly unstable
17:00
4.4 80%
54%
13 °C
11 °C
21 km/h 
45 km/h
1000 mb
88.3%
2,148 m
849 m
Apr, 27 17:00 @ Mostly stable
20:00
6.8 95%
49%
13 °C
12 °C
11 km/h
30 km/h
999 mb
86.6%
2,255 m
366 m
Apr, 27 20:00 @ Mostly stable
23:00
5.2 87%
15%
9 °C
6 °C
24 km/h
51 km/h
1002 mb
92.4%
2,076 m
583 m
Apr, 27 23:00 @ Stable
28 Apr will be with moderate temperatures and the weather will be stable, thunderstorms not likely.
There is a 89% probability of moderate rainfall and showers.
The sky will be mostly cloudy:
36% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
15% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
42% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
16% convective clouds (Cumulonimbus)
The highest temperature will reach 15 degrees Celsius, while the the lowest temperature will drop to 8 degrees Celsius. The wind will be a fresh breeze, fog will form, and the mean air pressure will be 1009 mb. Relative humidity will be very high.
Sunday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
5.6 89%
14%
10 °C
7 °C
21 km/h
52 km/h
1002 mb
92.2%
1,960 m
526 m
Apr, 28 02:00 @ Mostly stable
05:00
9 °C
6 °C
31 km/h
52 km/h
1003 mb
88.5%
1,882 m
995 m
Apr, 28 05:00 @ Mostly stable
08:00
0.3 42%
73%
9 °C
6 °C
26 km/h 
44 km/h
1006 mb
91.6%
1,605 m
1,027 m
Apr, 28 08:00 @ Mostly stable
11:00
11 °C
7 °C
29 km/h
45 km/h
1010 mb
82.0%
1,475 m
1,049 m
Apr, 28 11:00 @ Mostly stable
14:00
15 °C
13 °C
28 km/h
38 km/h
1012 mb
56.0%
1,589 m
1,982 m
Apr, 28 14:00 @ Mostly stable
17:00
15 °C
14 °C
21 km/h
27 km/h
1013 mb
57.0%
1,712 m
1,649 m
Apr, 28 17:00 @ Mostly stable
20:00
0.7 37%
100%
12 °C
11 °C
11 km/h
19 km/h
1015 mb
80.1%
1,807 m
143 m
Apr, 28 20:00 @ Mostly stable
23:00
0.4 20%
100%
8 °C
8 °C
6 km/h
7 km/h
1018 mb
89.9%
1,780 m
18 m
Apr, 28 23:00 @ Mostly stable
29 Apr will be with moderate temperatures and the weather will be stable, thunderstorms not likely.
There is a 29% probability of light rainfall and showers.
The sky will be overcast:
61% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
76% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
6% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
2% convective clouds (Cumulonimbus)
The highest temperature will reach 17 degrees Celsius, while the the lowest temperature will drop to 6 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1018 mb. Relative humidity will be very high.
Monday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
0.4 29%
100%
7 °C
6 °C
8 km/h
9 km/h
1018 mb
92.5%
1,801 m
28 m
Apr, 29 02:00 @ Stable
05:00
7 °C
5 °C
9 km/h
9 km/h
1018 mb
93.9%
1,859 m
27 m
Apr, 29 05:00 @ Stable
08:00
8 °C
8 °C
5 km/h
5 km/h
1019 mb
90.8%
1,879 m
58 m
Apr, 29 08:00 @ Stable
11:00
13 °C
13 °C
9 km/h
11 km/h
1020 mb
74.6%
1,913 m
707 m
Apr, 29 11:00 @ Mostly stable
14:00
16 °C
16 °C
12 km/h
15 km/h
1018 mb
56.5%
2,051 m
1,514 m
Apr, 29 14:00 @ Mostly stable
17:00
17 °C
16 °C
10 km/h
11 km/h
1018 mb
55.2%
2,206 m
1,253 m
Apr, 29 17:00 @ Mostly stable
20:00
14 °C
14 °C
6 km/h 
7 km/h
1017 mb
72.3%
2,266 m
36 m
Apr, 29 20:00 @ Mostly stable
23:00
11 °C
11 °C
4 km/h
9 km/h
1018 mb
80.1%
2,233 m
54 m
Apr, 29 23:00 @ Stable
30 Apr will be with moderate temperatures and the weather will be stable, thunderstorms not likely.
There is a 63% probability of light rainfall and showers.
The sky will be overcast:
85% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
80% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
70% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
4% convective clouds (Cumulonimbus)
The highest temperature will reach 15 degrees Celsius, while the the lowest temperature will drop to 9 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1013 mb. Relative humidity will be very high.
Tuesday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
10 °C
8 °C
10 km/h
17 km/h
1017 mb
95.9%
2,155 m
118 m
Apr, 30 02:00 @ Stable
05:00
10 °C
9 °C
11 km/h
22 km/h
1016 mb
95.6%
2,158 m
188 m
Apr, 30 05:00 @ Stable
08:00
0.9 63%
10 °C
8 °C
13 km/h
27 km/h
1015 mb
97.3%
2,266 m
275 m
Apr, 30 08:00 @ Mostly stable
11:00
0.5 55%
11 °C
10 °C
9 km/h
20 km/h
1015 mb
94.7%
2,317 m
282 m
Apr, 30 11:00 @ Mostly stable
14:00
1.1 63%
13%
13 °C
12 °C
11 km/h
31 km/h
1013 mb
90.8%
2,389 m
768 m
Apr, 30 14:00 @ Mostly stable
17:00
0.2 40%
100%
14 °C
13 °C
15 km/h 
29 km/h
1012 mb
84.6%
2,356 m
658 m
Apr, 30 17:00 @ Mostly stable
20:00
0.3 43%
98%
14 °C
13 °C
10 km/h
19 km/h
1011 mb
87.7%
2,409 m
253 m
Apr, 30 20:00 @ Mostly stable
23:00
11 °C
10 °C
9 km/h
11 km/h
1012 mb
95.7%
2,427 m
54 m
Apr, 30 23:00 @ Mostly stable
1 May will be with moderate temperatures and the weather will be stable, thunderstorms not likely.
There is a 70% probability of light rainfall and showers.
The sky will be overcast:
85% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
88% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
68% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
2% convective clouds (Cumulonimbus)
The highest temperature will reach 15 degrees Celsius, while the the lowest temperature will drop to 10 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1008 mb. Relative humidity will be very high.
Wednesday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
10 °C
10 °C
7 km/h
8 km/h
1011 mb
96.4%
2,394 m
28 m
May, 1 02:00 @ Mostly stable
05:00
10 °C
9 °C
9 km/h
11 km/h
1010 mb
95.8%
2,357 m
51 m
May, 1 05:00 @ Mostly stable
08:00
11 °C
10 °C
8 km/h
23 km/h
1010 mb
94.8%
2,359 m
198 m
May, 1 08:00 @ Mostly stable
11:00
15 °C
14 °C
11 km/h
16 km/h
1010 mb
83.5%
2,319 m
507 m
May, 1 11:00 @ Mostly stable
14:00
0.6 58%
12%
13 °C
13 °C
10 km/h
14 km/h
1009 mb
92.7%
2,507 m
248 m
May, 1 14:00 @ Mostly stable
17:00
1.7 63%
13 °C
13 °C
8 km/h
11 km/h
1009 mb
93.8%
2,505 m
228 m
May, 1 17:00 @ Mostly stable
20:00
2 66%
13 °C
13 °C
7 km/h
11 km/h
1007 mb
92.1%
2,658 m
105 m
May, 1 20:00 @ Mostly stable
23:00
2.3 70%
10%
12 °C
10 °C
14 km/h
24 km/h
1007 mb
97.8%
2,750 m
241 m
May, 1 23:00 @ Mostly stable
2 May will be with moderate temperatures and the weather will be stable, thunderstorms not likely.
There is a 98% probability of heavy rainfall and showers.
The sky will be overcast:
85% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
67% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
83% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
10% convective clouds (Cumulonimbus)
The highest temperature will reach 13 degrees Celsius, while the the lowest temperature will drop to 8 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1008 mb. Relative humidity will be very high.
Thursday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
10 98%
10%
11 °C
10 °C
13 km/h
27 km/h
1006 mb
98.2%
2,762 m
319 m
May, 2 02:00 @ Mostly stable
05:00
0.7 55%
10%
11 °C
10 °C
8 km/h
17 km/h
1005 mb
95.7%
2,397 m
140 m
May, 2 05:00 @ Mostly stable
08:00
0.8 62%
9%
11 °C
10 °C
13 km/h 
27 km/h
1006 mb
95.9%
2,315 m
374 m
May, 2 08:00 @ Mostly stable
11:00
10 °C
7 °C
22 km/h
35 km/h
1008 mb
90.7%
2,614 m
664 m
May, 2 11:00 @ Stable
14:00
12 °C
9 °C
23 km/h
32 km/h
1009 mb
77.6%
2,676 m
1,044 m
May, 2 14:00 @ Stable
17:00
12 °C
10 °C
20 km/h
28 km/h
1010 mb
73.2%
2,633 m
1,228 m
May, 2 17:00 @ Stable
20:00
12 °C
10 °C
14 km/h
25 km/h
1011 mb
80.0%
2,543 m
640 m
May, 2 20:00 @ Stable
23:00
9 °C
7 °C
15 km/h
30 km/h
1013 mb
88.2%
2,341 m
364 m
May, 2 23:00 @ Very stable
3 May will be with moderate temperatures and the weather will be stable, thunderstorms not likely.
There is a 94% probability of moderate rainfall and showers.
The sky will be overcast:
73% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
90% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
95% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
5% convective clouds (Cumulonimbus)
The highest temperature will reach 12 degrees Celsius, while the the lowest temperature will drop to 7 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1012 mb. Relative humidity will be very high.
Friday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
8 °C
6 °C
13 km/h
30 km/h
1013 mb
92.6%
2,313 m
341 m
May, 3 02:00 @ Stable
05:00
2.3 66%
8 °C
6 °C
11 km/h
25 km/h
1013 mb
96.0%
1,802 m
353 m
May, 3 05:00 @ Stable
08:00
6.3 94%
1%
8 °C
6 °C
15 km/h
31 km/h
1013 mb
97.3%
2,117 m
397 m
May, 3 08:00 @ Stable
11:00
9 °C
7 °C
15 km/h
27 km/h
1013 mb
96.5%
2,152 m
470 m
May, 3 11:00 @ Mostly stable
14:00
0.2 43%
11 °C
9 °C
16 km/h
29 km/h
1012 mb
96.0%
2,335 m
564 m
May, 3 14:00 @ Mostly stable
17:00
2.8 73%
9%
11 °C
10 °C
12 km/h
23 km/h
1012 mb
95.9%
2,304 m
463 m
May, 3 17:00 @ Mostly stable
20:00
4.2 81%
9%
11 °C
10 °C
10 km/h
18 km/h
1011 mb
97.3%
2,321 m
250 m
May, 3 20:00 @ Mostly stable
23:00
0.2 40%
10 °C
9 °C
10 km/h
17 km/h
1011 mb
98.4%
2,290 m
259 m
May, 3 23:00 @ Mostly stable
4 May will be with moderate temperatures and the weather will be .
There is a 59% probability of light rainfall.
The sky will be :
400% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
400% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
550% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
36% convective clouds (Cumulonimbus)
The highest temperature will reach 13 degrees Celsius, while the the lowest temperature will drop to 8 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 6075 mb. Relative humidity will be .
Saturday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
02:00
0.6 59%
10 °C
8 °C
9 km/h
16 km/h
1011 mb
98.7%
2,222 m
238 m
May, 4 02:00 @ Mostly stable
05:00
9 °C
7 °C
13 km/h
25 km/h
1011 mb
98.2%
2,160 m
412 m
May, 4 05:00 @ Mostly stable
08:00
9 °C
7 °C
14 km/h
25 km/h
1013 mb
97.1%
1,970 m
519 m
May, 4 08:00 @ Stable
11:00
9 °C
7 °C
15 km/h
23 km/h
1014 mb
92.2%
1,945 m
620 m
May, 4 11:00 @ Stable
14:00
12 °C
10 °C
16 km/h
21 km/h
1014 mb
74.2%
1,873 m
1,054 m
May, 4 14:00 @ Stable
17:00
13 °C
11 °C
17 km/h
21 km/h
1014 mb
70.5%
1,905 m
1,156 m
May, 4 17:00 @ Stable
Boissy-la-Rivière
16:40 
