The best times to visit Viana for ideal weather are
June 4th to September 30th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Viana Travel Guide
Other Viana Travel Info
Weather in Viana
Average temperatures in Viana vary little. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a very low chance of rain throughout the year. The area is somewhat temperate — in the 54th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Viana, the hottest months are March, February, and then April. See average monthly temperatures below. The warmest time of year is generally early to mid March where highs are regularly around 88.1°F (31.2°C) with temperatures rarely dropping below 76.7°F (24.8°C) at night.
Viana Temperatures (Fahrenheit)
Viana Temperatures (Celsius)
The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.
Viana Perceived Temperature (F)
Viana Perceived Temperature (C)
Average Viana Temperatures by Month
Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Viana are May, June, and then September. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early January. For example, on the week of January 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid April with an average of 1 days of significant precipitation the week of April 16th.
When can you find snow in Viana? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.
Chance of Precipitation
The graph below shows the % chance of rainy and snowy days in Viana.
Snow on the Ground
The graph below shows the average snow on the ground in Viana (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Viana has some very humid months, and high humidity throughout the year. The least humid month is February (70.4% relative humidity), and the most humid month is April (75.4%).
Wind in Viana is usually calm. The windiest month is October, followed by November and March. October’s average wind speed of around 6.7 knots (7.7 MPH or 12.4 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in mid March where average top sustained speeds reach 12.6 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Viana.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||6.1||Light breeze||11.1||Significant breeze|
|Feb||6.3||Light breeze||11.5||Significant breeze|
|Mar||6.3||Light breeze||11.7||Significant breeze|
|Apr||6.2||Light breeze||11.2||Significant breeze|
|May||6.1||Light breeze||10.8||Significant breeze|
|Jun||5.8||Light breeze||10.3||Gentle breeze|
|Jul||5.2||Light breeze||9.5||Significant breeze|
|Aug||5.1||Light breeze||8.8||Gentle breeze|
|Sep||5.9||Light breeze||10.1||Significant breeze|
|Oct||6.7||Light breeze||11.5||Significant breeze|
|Nov||6.6||Light breeze||11.7||Significant breeze|
|Dec||6||Light breeze||10.7||Gentle breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Viana?
Our best data indicates this area is somewhat safe, but with extra warnings in a few regions. As of Oct 07, 2019 there are travel warnings and regional advisories for Angola; exercise a high degree of caution and avoid some areas. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 20, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Viana, Angola is October, followed by June and April. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Viana in January. Those willing to visit at these times will likely find it the least expensive month.
Estimated Tourism by Month
Most Popular Months to Visit
Overall Viana Travel Experience by Season
Fall (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 88.1°F (31.2°C) and 82.5°F (28.1°C) with colder temperatures in the later months. Rain is extremely rare with 0 to 1 days of significant precipitation per month. Fall is the busiest for tourism, which makes it a good time for those looking for things to do.
Winter (June through August)
The middle-year months have very comfortable weather with high temperatures that are comfortable. These months see the least precipitation with about 0 days of precipitation per month. June – August is the second busiest season for tourism in Viana, so lodging and other accommodations may cost slightly more.
Spring (September through November)
Spring daily highs range from 85.1°F (29.5°C) and 77.8°F (25.4°C), which will feel very nice given the humidity and wind. It rains or snows a barely noticeable amount: 0 to 1 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.
Summer (December through February)
Weather is perfect this time of year in Viana to be enjoyable for warm weather travelers. The average high during this season is between 87.5°F (30.8°C) and 84.2°F (29°C). On average, it rains or snows a very small amount: 0 to 1 times per month. These times of year are the slowest with tourists.