Annual mean 24°C · wettest around June · prevailing wind SE
Warmest
35.6 °C
Coldest
18.9 °C
Wettest
66%
Windiest
5.2 m/s
Prevailing
SE
4.3 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 Rio Grande City over the whole year is 24°C. August is the hottest month, with highs of about 35°C; January is the coldest, with lows of about 11°C. Rio Grande City has no sharply defined rainy season: the chance of rain on a given day runs from 45% in February, the driest month, to 56% in June, the wettest. Winds in Rio Grande City are highest in May, averaging 4.1 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the SE. The clearest skies in Rio Grande City come in August, when the sky is typically 24% covered; April is the cloudiest month, at 53%.
Month by month Rio Grande City 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
19°C
11°C
16°C
48%
48%
3.1 m/s
55
12
60
February
22°C
14°C
19°C
45%
47%
3.7 m/s
56
28
44
March
26°C
18°C
24°C
48%
52%
4.0 m/s
56
40
34
April
29°C
20°C
27°C
52%
53%
4.0 m/s
40
53
18
May
32°C
24°C
32°C
53%
51%
4.1 m/s
12
48
3
June
34°C
25°C
35°C
56%
35%
3.8 m/s
2
27
0
July
35°C
26°C
35°C
52%
28%
4.1 m/s
2
23
0
August
35°C
26°C
36°C
50%
24%
3.6 m/s
1
14
0
September
33°C
24°C
34°C
56%
34%
2.8 m/s
6
30
2
October
29°C
20°C
29°C
51%
38%
2.8 m/s
23
49
13
November
24°C
16°C
23°C
52%
50%
2.8 m/s
48
41
35
December
21°C
13°C
19°C
48%
49%
2.8 m/s
61
24
52
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 City weather by season
Year round, Rio Grande City has days of about 19°C at their warmest in January, its coolest month, and 35°C in August, its warmest; the coolest hours of the day run from 11°C to 26°C through the year, and the average temperature over the year is 24°C around the clock. Rain is most likely around June and least likely around February. 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 City weather in winterDecember to February
High 21°CLow 13°CRain 47%
Winter in Rio Grande City has typical daily highs of about 21°C and lows of about 13°C, with a 47% chance of rain on a given day.
Rio Grande City weather in springMarch to May
High 29°CLow 21°CRain 51%
Spring in Rio Grande City has typical daily highs of about 29°C and lows of about 21°C, with a 51% chance of rain on a given day.
Rio Grande City weather in summerJune to August
High 35°CLow 26°CRain 53%
Summer in Rio Grande City has typical daily highs of about 35°C and lows of about 26°C, with a 53% chance of rain on a given day.
Rio Grande City weather in autumnSeptember to November
High 29°CLow 20°CRain 53%
Autumn in Rio Grande City has typical daily highs of about 29°C and lows of about 20°C, with a 53% chance of rain on a given day.
When is the rainy season in Rio Grande City?
Rio Grande City has no sharply defined rainy season: the chance of rain on a given day runs from 45% in February, the driest month, to 56% in June, the wettest.
What time of year is Rio Grande City windiest?
Winds in Rio Grande City are highest in May, averaging 4.1 m/s (15 km/h), and lightest in September, at 2.8 m/s (10 km/h). The prevailing wind is from the SE.
What is the average temperature in Rio Grande City year round?
The average temperature in Rio Grande City over the whole year is 24°C. August is the hottest month, with highs of about 35°C; January is the coldest, with lows of about 11°C.