October weather forecastGuaíba, Brazil
October weather for Guaíba, Brazil: October is a warm spring month in Guaíba, Brazil, with an average temperature fluctuating between 24°C (75.2°F) and 15°C (59°F). In Guaíba, Brazil, the average seawater temperature in October is 18.9°C (66°F).
October
Weather in October
October is a warm spring month in Guaíba, Brazil, with an average temperature fluctuating between 24°C (75.2°F) and 15°C (59°F).Temperature
The average high-temperature during October registers at a warm 24°C (75.2°F), closely corresponding to the preceding month. During October, the average low-temperature in Guaíba is a mild 15°C (59°F).Humidity
The average relative humidity in October in Guaíba is 79%.Rainfall
In October, the rain falls for 15.1 days. Throughout October, 94mm (3.7") of precipitation is accumulated. Throughout the year, in Guaíba, there are 162.4 rainfall days, and 881mm (34.69") of precipitation is accumulated.Sea temperature
In Guaíba, in October, the average water temperature is 18.9°C (66°F).Note: For most, swimming in 18.9°C (66°F) is not a pleasant activity. Breathing becomes increasingly challenging as water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
In October, the average length of the day is 12h and 50min.On the first day of the month, sunrise is at 06:02 and sunset at 18:26. On the last day of October, sunrise is at 05:30 and sunset at 18:47 -03.
Sunshine
The average sunshine in October in Guaíba, Brazil, is 7.9h.UV index
In October, the average daily maximum UV index in Guaíba is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 5 during October morphs into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. To avoid the Sun's strongest rays, limit exposure around the mid-day period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Guaíba, Brazil
- Average high temperature in October: 24°C
The warmest months (with the highest average high temperature) are January and February (30.1°C).
The month with the lowest average high temperature is July (18.3°C).
- Average low temperature in October: 15°C
The month with the highest average low temperature is February (20.3°C).
The coldest month (with the lowest average low temperature) is July (10.5°C).
Average pressure in October
Guaíba, Brazil
- Average pressure in October: 1014.9mbar
The month with the highest atmospheric pressure is July (1019.8mbar).
The month with the lowest atmospheric pressure is December (1011.4mbar).
Average wind speed in October
Guaíba, Brazil
- Average wind speed in October: 13km/h
The windiest month (with the highest average wind speed) is October (13km/h).
The calmest month (with the lowest average wind speed) is May (10.7km/h).
Average humidity in October
Guaíba, Brazil
- Average humidity in October: 79%
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is December (73%).
Average rainfall in October
Guaíba, Brazil
- Average rainfall in October: 94mm
The wettest month (with the highest rainfall) is July (101mm).
The driest month (with the least rainfall) is April (46mm).
Average rainfall days in October
Guaíba, Brazil
- Average rainfall days in October: 15.1 days
The month with the highest number of rainy days is January (17 days).
The month with the least rainy days is June (10.9 days).
Average sea temperature in October
Guaíba, Brazil
- Average sea temperature in October: 18.9°C
The best month for swimming (with the highest average sea temperature) is January (24.7°C).
The coldest month (with the lowest average sea temperature) is August (15.8°C).
Average daylight in October /
Average sunshine in October
Guaíba, Brazil
- Average daylight in October: 12h and 48min
The month with the longest days is December (Average daylight: 14h and 6min).
The month with the shortest days is June (Average daylight: 10h and 12min).
- Average sunshine in October: 7h and 54min
The month with the most sunshine is December (Average sunshine: 8h and 36min).
The month with the least sunshine is September (Average sunshine: 7h and 18min).
Average sunshine days in October
Guaíba, Brazil
- Average sunshine days in October: 13.4 days
The month with the most sunshine days is May (18.1 days).
The month with the least sunshine days is February (12.3 days).
Average UV index in October
Guaíba, Brazil
- Average UV index in October: 5
The month with the highest UV index is December (UV index 7).
The months with the lowest UV index are May, June and July (UV index 4).
Average cloud cover in October
Guaíba, Brazil
- Average cloud cover in October: 37
The month with the most cloud cover is September (Cloud cover 39).
The month with the least cloud cover is November (Cloud cover 29).
Average visibility in October
Guaíba, Brazil
- Average visibility in October: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





