Annual mean 20°C · wettest around January · prevailing wind SE
Warmest
32.1 °C
Coldest
14.0 °C
Wettest
78%
Windiest
4.6 m/s
Prevailing
SE
3.3 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 Opelousas over the whole year is 20°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 7°C. Opelousas has no sharply defined rainy season: the chance of rain on a given day runs from 60% in June, the driest month, to 68% in January, the wettest. Winds in Opelousas are highest in February, averaging 3.1 m/s (11 km/h), and lightest in August, at 1.4 m/s (5 km/h). The prevailing wind is from the SE. The clearest skies in Opelousas come in August, when the sky is typically 29% covered; February is the cloudiest month, at 59%.
Month by month Opelousas 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
14°C
7°C
11°C
68%
48%
2.8 m/s
30
2
56
February
17°C
11°C
14°C
64%
59%
3.1 m/s
48
8
56
March
21°C
13°C
19°C
66%
51%
3.0 m/s
60
17
56
April
24°C
16°C
23°C
65%
44%
3.0 m/s
68
33
43
May
28°C
20°C
28°C
64%
41%
2.4 m/s
34
57
12
June
30°C
24°C
33°C
60%
35%
1.9 m/s
6
37
1
July
31°C
25°C
35°C
65%
29%
1.5 m/s
3
20
0
August
32°C
24°C
35°C
67%
29%
1.4 m/s
2
21
0
September
30°C
21°C
32°C
63%
31%
1.4 m/s
13
40
4
October
26°C
16°C
26°C
67%
30%
1.8 m/s
42
49
26
November
20°C
11°C
18°C
62%
40%
2.1 m/s
55
20
54
December
16°C
10°C
14°C
67%
51%
2.5 m/s
41
10
56
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 Opelousas weather by season
Year round, Opelousas has days of about 14°C at their warmest in January, its coolest month, and 32°C in August, its warmest; the coolest hours of the day run from 7°C to 25°C through the year, and the average temperature over the year is 20°C around the clock. Rain is most likely around January 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.
Opelousas weather in winterDecember to February
High 16°CLow 9°CRain 67%
Winter in Opelousas has typical daily highs of about 16°C and lows of about 9°C, with a 67% chance of rain on a given day.
Opelousas weather in springMarch to May
High 24°CLow 16°CRain 65%
Spring in Opelousas has typical daily highs of about 24°C and lows of about 16°C, with a 65% chance of rain on a given day.
Opelousas weather in summerJune to August
High 31°CLow 24°CRain 64%
Summer in Opelousas has typical daily highs of about 31°C and lows of about 24°C, with a 64% chance of rain on a given day.
Opelousas weather in autumnSeptember to November
High 25°CLow 16°CRain 64%
Autumn in Opelousas has typical daily highs of about 25°C and lows of about 16°C, with a 64% chance of rain on a given day.
When is the rainy season in Opelousas?
Opelousas has no sharply defined rainy season: the chance of rain on a given day runs from 60% in June, the driest month, to 68% in January, the wettest.
What time of year is Opelousas windiest?
Winds in Opelousas are highest in February, averaging 3.1 m/s (11 km/h), and lightest in August, at 1.4 m/s (5 km/h). The prevailing wind is from the SE.
What is the average temperature in Opelousas year round?
The average temperature in Opelousas over the whole year is 20°C. August is the hottest month, with highs of about 32°C; January is the coldest, with lows of about 7°C.