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When is the best time to visit Terceira Island?
In general the best time to visit Terceira Island is probably August, when the weather is usually great. The hottest months are July, August, September, while the coldest months are January, February, March.
But ultimately the best time to visit depends on what you want to do:
- In general, it’s pleasant to walk and do outdoor activities during July - September.
- If you want to avoid wet weather, then your choice is June, July, August with the lowest chance of rain.
Average weather in Terceira Island in different months
This is the average weather in Terceira Island for each month based on historic data:
July usually has good weather. Average maximum temperature reaches +19°C during July.
In January, February, March, April, May, June, August, September, October, November, December the weather is average. Expect around 179 rainy days, and the precipitation amounts to approximately 113 mm in December.
Climate in Terceira Island
Here is the detailed breakdown of the climate in Terceira Island for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +18°C | +19°C | +20°C | +22°C | +22°C | +25°C | +27°C | +27°C | +26°C | +24°C | +22°C | +19°C |
| Average Maximum Temperature | |||||||||||
| +13°C | +12°C | +13°C | +13°C | +15°C | +17°C | +19°C | +20°C | +19°C | +17°C | +15°C | +14°C |
| Minimum Temperature | |||||||||||
| +5°C | +4°C | +4°C | +5°C | +7°C | +10°C | +12°C | +14°C | +12°C | +8°C | +6°C | +6°C |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 79 | 78 | 79 | 80 | 81 | 83 | 83 | 81 | 80 | 79 | 78 | 79 |
| Rain, mm | |||||||||||
| 79 | 78 | 81 | 63 | 50 | 34 | 19 | 37 | 58 | 93 | 90 | 113 |
| Snow, mm | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Average wind speed, m/s | |||||||||||
| 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 4 | 4 | 4 |
| Sunny Days | |||||||||||
| 0 | 0 | 1 | 1 | 1 | 2 | 3 | 3 | 2 | 1 | 1 | 1 |
| Cloud Days | |||||||||||
| 12 | 11 | 13 | 14 | 16 | 17 | 18 | 14 | 12 | 10 | 11 | 11 |
| Rainy Days | |||||||||||
| 19 | 17 | 17 | 15 | 14 | 11 | 10 | 13 | 16 | 20 | 18 | 19 |
| Snowy Days | |||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Average Temperature
Here are the average maximum and minimum temperatures in Terceira Island during the whole year:
The hottest month in Terceira Island is August with average maximum temperature going up to +20°C. The coldest month is February with the lowest temperatures of +10°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Terceira Island looks throughout the year, in %:
The most humid month in Terceira Island is July with average humidity going up to 83%. The least humid month is February with an average humidity of 78%.
Rain
Amount of rainfall in mm. in Terceira Island during the whole year based on historical data:
The sunniest and driest month is July with approximately 3 sunny days and a total precipitation of around 19 mm. The rainiest and wettest month is December with approximately 19 rainy days and 113 mm of total precipitation.
FAQ
Frequently asked questions about the weather in Terceira Island:
What is the hottest month in Terceira Island?
The hottest month in Terceira Island is August with average maximum temperature of +20°C.
What is the coldest month in Terceira Island?
The coldest month in Terceira Island is February with minimum temperatures of +10°C.
Is Terceira Island worth visiting in winter?
Winter in Terceira Island could be a good time to visit, as the weather is generally ok.
When does it rain the least in Terceira Island?
if you're looking to visit Terceira Island when it rains the least, you should plan your trip for December, October, November. During this time, rainfall is rare with the driest month being July with only 19 mm of rain.
Other cities in Portugal
Check out the weather for 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.