Annual mean 19°C · wettest around October · prevailing wind E
Warmest
28.0 °C
Coldest
14.5 °C
Wettest
81%
Windiest
4.4 m/s
Prevailing
E
3.9 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 Rio Grande over the whole year is 19°C. January is the hottest month, with highs of about 27°C; July is the coldest, with lows of about 11°C. Rio Grande has no sharply defined rainy season: the chance of rain on a given day runs from 47% in March, the driest month, to 62% in October, the wettest. Winds in Rio Grande are highest in October, averaging 3.6 m/s (13 km/h), and lightest in June, at 2.7 m/s (10 km/h). The prevailing wind is from the E. The clearest skies in Rio Grande come in February, when the sky is typically 57% covered; August is the cloudiest month, at 71%.
Month by month Rio Grande 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
27°C
22°C
28°C
54%
60%
3.3 m/s
50
63
15
February
27°C
21°C
28°C
59%
57%
3.1 m/s
45
60
17
March
26°C
20°C
26°C
47%
62%
3.1 m/s
59
55
24
April
23°C
17°C
22°C
51%
64%
3.0 m/s
78
29
52
May
19°C
15°C
18°C
53%
65%
2.8 m/s
71
8
75
June
17°C
12°C
15°C
48%
63%
2.7 m/s
51
4
77
July
15°C
11°C
13°C
48%
67%
2.9 m/s
36
2
76
August
16°C
13°C
14°C
57%
71%
3.0 m/s
45
3
78
September
18°C
14°C
16°C
50%
71%
3.4 m/s
60
4
79
October
21°C
16°C
19°C
62%
67%
3.6 m/s
74
9
73
November
23°C
18°C
22°C
59%
62%
3.5 m/s
79
27
54
December
25°C
20°C
25°C
52%
58%
3.6 m/s
70
43
37
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 Rio Grande weather by season
Year round, Rio Grande has days of about 15°C at their warmest in July, its coolest month, and 27°C in January, its warmest; the coolest hours of the day run from 11°C to 22°C through the year, and the average temperature over the year is 19°C around the clock. Rain is most likely around October and least likely around March. 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.
Rio Grande weather in winterJune to August
High 16°CLow 12°CRain 51%
Winter in Rio Grande has typical daily highs of about 16°C and lows of about 12°C, with a 51% chance of rain on a given day.
Rio Grande weather in springSeptember to November
High 21°CLow 16°CRain 57%
Spring in Rio Grande has typical daily highs of about 21°C and lows of about 16°C, with a 57% chance of rain on a given day.
Rio Grande weather in summerDecember to February
High 27°CLow 21°CRain 55%
Summer in Rio Grande has typical daily highs of about 27°C and lows of about 21°C, with a 55% chance of rain on a given day.
Rio Grande weather in autumnMarch to May
High 23°CLow 17°CRain 50%
Autumn in Rio Grande has typical daily highs of about 23°C and lows of about 17°C, with a 50% chance of rain on a given day.
When is the rainy season in Rio Grande?
Rio Grande has no sharply defined rainy season: the chance of rain on a given day runs from 47% in March, the driest month, to 62% in October, the wettest.
What time of year is Rio Grande windiest?
Winds in Rio Grande are highest in October, averaging 3.6 m/s (13 km/h), and lightest in June, at 2.7 m/s (10 km/h). The prevailing wind is from the E.
What is the average temperature in Rio Grande year round?
The average temperature in Rio Grande over the whole year is 19°C. January is the hottest month, with highs of about 27°C; July is the coldest, with lows of about 11°C.