easeweather.com
Rio Grande do Sul (Rio Grande)
Belo HorizonteBrasíliaCuritibaFlorianópolisFortalezaFoz do IguaçuGuaratinguetáManausRecifeRio GrandeRio de JaneiroSalvadorSão Paulo More Locations
Brazil weather

Weather in Rio Grande do Sul for May 2026

Your guide to Rio Grande do Sul weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Rio Grande do Sul at the beginning of May is 21.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.3 °C by the end of May.

    • Rain 🌧️

  • Rio Grande do Sul experiences moderate rainfall in May, with an average of 10 rainy days and a total precipitation of 142.3 mm.

Average dry days
21
Dry days
Average rainy days
10
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/15°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Rio Grande do Sul Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Partly cloudy
20°
2
Partly cloudy
21°
3
Sunny
22°
4
Sunny
22°
5
Partly cloudy
22°
6
Cloudy
22°
7
Partly cloudy
24°
8
Moderate or heavy rain shower
20°
9
Moderate or heavy rain shower
19°
10
Overcast
21°
11
Patchy rain possible
17°
12
Patchy rain possible
20°
13
Sunny
21°
14
Partly cloudy
22°
15
Partly cloudy
25°
16
Overcast
24°
17
Overcast
24°
18
Patchy rain possible
24°
19
Overcast
19°
20
Patchy rain possible
18°
21
Overcast
16°
22
Cloudy
15°
23
Cloudy
17°
24
Patchy rain possible
20°
25
Thundery outbreaks possible
19°
26
Light rain shower
21°
27
Moderate rain
22°
28
Light rain shower
18°
29
Patchy rain possible
12°
30
Partly cloudy
14°
31
Sunny
15°

Temperatures trend during May in Rio Grande do Sul

See the weather trend as well as the moving average line

May weather in Rio Grande do Sul day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Partly cloudy
Partly cloudy
 20° /14° 0 mm 6
2 May Partly cloudy
Partly cloudy
 21° /17° 0 mm 7
3 May Sunny
Sunny
 22° /15° 0 mm 7
4 May Sunny
Sunny
 22° /17° 0 mm 7
5 May Partly cloudy
Partly cloudy
 22° /17° 5.1 mm 7
6 May Cloudy
Cloudy
 22° /17° 0 mm 6
7 May Partly cloudy
Partly cloudy
 24° /18° 0 mm 7
8 May Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /19° 47.8 mm 6
9 May Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /17° 24.9 mm 5
10 May Overcast
Overcast
 21° /13° 0.1 mm 6
11 May Patchy rain possible
Patchy rain possible
 17° /13° 0.2 mm 5
12 May Patchy rain possible
Patchy rain possible
 20° /16° 0.3 mm 6
13 May Sunny
Sunny
 21° /17° 0 mm 7
14 May Partly cloudy
Partly cloudy
 22° /18° 0 mm 7
15 May Partly cloudy
Partly cloudy
 25° /17° 0 mm 8
16 May Overcast
Overcast
 24° /17° 0 mm 6
17 May Overcast
Overcast
 24° /18° 0 mm 6
18 May Patchy rain possible
Patchy rain possible
 24° /17° 0.9 mm 6
19 May Overcast
Overcast
 19° /15° 0 mm 5
20 May Patchy rain possible
Patchy rain possible
 18° /13° 4.2 mm 5
21 May Overcast
Overcast
 16° /11° 0 mm 5
22 May Cloudy
Cloudy
 15° /12° 0 mm 5
23 May Cloudy
Cloudy
 17° /12° 0 mm 5
24 May Patchy rain possible
Patchy rain possible
 20° /15° 0.1 mm 6
25 May Thundery outbreaks possible
Thundery outbreaks possible
 19° /16° 0.1 mm 5
26 May Light rain shower
Light rain shower
 21° /17° 3 mm 6
27 May Moderate rain
Moderate rain
 22° /18° 16.2 mm 6
28 May Light rain shower
Light rain shower
 18° /11° 37 mm 5
29 May Patchy rain possible
Patchy rain possible
 12° /9° 2.4 mm 4
30 May Partly cloudy
Partly cloudy
 14° /9° 0 mm 5
31 May Sunny
Sunny
 15° /9° 0 mm 6
Next
Important Notice
Our weather forecast for Rio Grande do Sul in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Rio Grande do Sul forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Rio Grande do Sul in May - FAQ

What are the expected maximum and minimum temperatures in Rio Grande do Sul during May?
During May, expect a variety of temperatures with highs around 20° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Rio Grande do Sul during May?
Significant rainfall exceeding 142.3 mm is expected in Rio Grande do Sul during May, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Rio Grande do Sul during May?
The average wind speed in Rio Grande do Sul during May is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Rio Grande do Sul

Explore the daily rainfall trends and prepare for Rio Grande do Suls May weather 💧
Typically, Rio Grande do Sul has 10 rainy days in May with a total of 142.3 mm of rainfall.

UV exposure in Rio Grande do Sul during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Provinces in Rio Grande do Sul
Select a province for an accurate weather forecast
Rio Grande
Top locations in Rio Grande do Sul
Select a location for an accurate weather forecast
Rio Grande
More Locations

Quick links

More Rio Grande do Sul weather pages
You are here
Location coordinates Where is Rio Grande do Sul?

Get accurate weather forecasts for Rio Grande do Sul, located at latitude -32.035 and longitude -52.099. Stay updated with localized weather information tailored for Rio Grande do Sul.

Found a mistake?
We appreciate your attention to details. Tell us here.