The weather in Terceira on tuesday 20 May 2025
The average max temperature in Terceira on 20 May is normally around 20°C. For comparison: the highest daytime temperature in the past 10 years was 22°C in 2016, while the lowest was 17°C in 2021.
There’s a very slim chance of precipitation, as only 2 out of the last 10 years saw any, with an average of 17 mm on this day. The wind often comes from the South with a maximum strength of 4 Bft.The UV index can reach 7.
19 May
Temperature on 20 May in Terceira per year
This chart shows the average temperature on 20 May in Terceira, measured in degrees Celsius, over the past years.
Precipitation on 20 May in Terceira over the past years
This chart shows the total measured precipitation in millimetres on 20 May in Terceira over the past years.
Average Weather in Terceira by Month
Click on a month below to see detailed weather info for Terceira. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
