Weather in Terceira Island in July 2025
- July is usually the wettest month of the year in Terceira Island;
Average weather
Average temperature in Terceira Island in July
The expected average maximum temperature in July is +19°C with a maximum of +22°C and a minimum of +15°C.
The average maximum temperature goes up 57% by the end of the month, compared with the beginning of the month, from +18°C to +22°C.
Is Terceira Island warm or cold in July?
Terceira Island is typically mild in July.
Maximum temperatures go up compared to the previous month from +17°C to +19°C. The minimum temperature also goes up from +14°C to +17°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
July is one of the warmest months in Terceira Island, here is the comparison with other months:
Climate in Terceira Island in July
| June | July | August | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +17°C | +19°C | +20°C | ||||
| Min. temperature | ||||||
| +10°C | +12°C | +14°C | ||||
| Max. temperature | ||||||
| +25°C | +27°C | +27°C | ||||
| Rainfall | ||||||
| 34 mm | 19 mm | 37 mm | ||||
| Wind | ||||||
| 3 m/s | 3 m/s | 3 m/s | ||||
| Humidity | ||||||
| 83% | 83% | 81% | ||||
| Air pressure | ||||||
| 1022 HPa | 1024 HPa | 1022 HPa | ||||
| Sunny days | ||||||
| 2 | 3 | 3 | ||||
| Cloudy days | ||||||
| 17 | 18 | 14 | ||||
| Rainy days | ||||||
| 11 | 10 | 13 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
July often has better weather than June. It’s getting warmer as July arrives. The average maximum temperature goes up from +17°C to +19°C during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 34 mm to 19 mm. Humidity levels don’t change as the month goes on, averaging around 83%. The average wind speed doesn’t change much during July, staying around 3 m/s. The good news is there are likely to be more sunny days in July, from 2 to 3.
Next month (August) brings a further decline in the weather.
Wind
The average wind speed is 2 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Terceira Island is gradually increasing during July, going from 1 m/s to 2 m/s over the course of the month.
Rain
How was the weather last July in Terceira Island?
Climate Change over Years
The climate in Terceira Island in July has not changed much over the last 43 years.
The average temperature was the lowest in 1983 (+14°C) and the highest in 2017 (+18°C). The driest year was 1999 with only 487 mm of rainfall, and the wettest year was 2021 with 1425 mm.
FAQ
Is July a good time to visit Terceira Island?
Can you sunbathe in Terceira Island in July?
Is Terceira Island rainy in July?
Is it sunny in Terceira Island in July?
Other cities in Portugal
Monthly weather in Terceira Island
Source of the data
For this page, we’ve looked at the typical weather in Terceira Island, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.