Annual mean 18°C · wettest around April · prevailing wind NE
Warmest
28.9 °C
Coldest
13.8 °C
Wettest
41%
Windiest
5.1 m/s
Prevailing
NE
4.4 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 San Nicolás de los Arroyos over the whole year is 18°C. January is the hottest month, with highs of about 29°C; July is the coldest, with lows of about 7°C. The rainy (wet) season in San Nicolás de los Arroyos runs from October to May, peaking in April with a 40% chance of rain on a given day. The dry season is June to September; June is the driest month, at 18%. Winds in San Nicolás de los Arroyos are highest in September, averaging 3.8 m/s (14 km/h), and lightest in May, at 2.9 m/s (10 km/h). The prevailing wind is from the NE. The clearest skies in San Nicolás de los Arroyos come in February, when the sky is typically 41% covered; July is the cloudiest month, at 56%.
Month by month San Nicolás de los Arroyos 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
29°C
20°C
29°C
35%
42%
3.3 m/s
37
58
13
February
28°C
19°C
28°C
34%
41%
3.0 m/s
40
53
17
March
26°C
18°C
25°C
38%
44%
3.0 m/s
54
41
32
April
22°C
14°C
20°C
40%
49%
3.0 m/s
73
18
61
May
18°C
10°C
15°C
29%
54%
2.9 m/s
51
4
77
June
15°C
8°C
12°C
18%
53%
2.9 m/s
28
2
73
July
15°C
7°C
11°C
21%
56%
3.2 m/s
23
0
69
August
17°C
8°C
13°C
23%
46%
3.5 m/s
33
4
72
September
20°C
10°C
16°C
25%
49%
3.8 m/s
57
7
74
October
22°C
13°C
19°C
31%
48%
3.8 m/s
65
16
64
November
26°C
17°C
23°C
32%
44%
3.8 m/s
65
38
40
December
27°C
19°C
26°C
32%
42%
3.5 m/s
54
48
27
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 San Nicolás de los Arroyos weather by season
Year round, San Nicolás de los Arroyos has days of about 15°C at their warmest in July, its coolest month, and 29°C in January, its warmest; the coolest hours of the day run from 7°C to 20°C through the year, and the average temperature over the year is 18°C around the clock. Rain is most likely around April 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.
San Nicolás de los Arroyos weather in winterJune to August
High 15°CLow 7°CRain 21%
Winter in San Nicolás de los Arroyos has typical daily highs of about 15°C and lows of about 7°C, with a 21% chance of rain on a given day.
San Nicolás de los Arroyos weather in springSeptember to November
High 22°CLow 14°CRain 29%
Spring in San Nicolás de los Arroyos has typical daily highs of about 22°C and lows of about 14°C, with a 29% chance of rain on a given day.
San Nicolás de los Arroyos weather in summerDecember to February
High 28°CLow 20°CRain 34%
Summer in San Nicolás de los Arroyos has typical daily highs of about 28°C and lows of about 20°C, with a 34% chance of rain on a given day.
San Nicolás de los Arroyos weather in autumnMarch to May
High 22°CLow 14°CRain 36%
Autumn in San Nicolás de los Arroyos has typical daily highs of about 22°C and lows of about 14°C, with a 36% chance of rain on a given day.
When is the rainy season in San Nicolás de los Arroyos?
The rainy (wet) season in San Nicolás de los Arroyos runs from October to May, peaking in April with a 40% chance of rain on a given day. The dry season is June to September; June is the driest month, at 18%.
What time of year is San Nicolás de los Arroyos windiest?
Winds in San Nicolás de los Arroyos are highest in September, averaging 3.8 m/s (14 km/h), and lightest in May, at 2.9 m/s (10 km/h). The prevailing wind is from the NE.
What is the average temperature in San Nicolás de los Arroyos year round?
The average temperature in San Nicolás de los Arroyos over the whole year is 18°C. January is the hottest month, with highs of about 29°C; July is the coldest, with lows of about 7°C.