Rio de Onor Weather in April
April in Rio de Onor sees daytime temperatures around 15°C (59°F) and lows of 5°C (41°F) at night. With around 91 mm (3.6 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Rio de Onor in April
Records from the past 30 years suggest around 13 days of rain, with 91 mm (3.6 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.
Temperature in Rio de Onor in April
Temperatures in Rio de Onor in April top out at 15°C (59°F) and drop to 5°C (41°F) overnight. The difference between afternoon and evening temperatures is usually noticeable. At 5°C (41°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.
Sunshine in Rio de Onor in April
Expect a lot of sunshine this month, with about 211 hours of sun. These sunny conditions add to the overall experience.
Wind Speed in Rio de Onor in April
Wind speeds average 3 m/s (6 knots) during April. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Rio de Onor.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Rio de Onor's climate page.
Rio de Onor Temperature in April
Min Temperature
5°C (41°F)
Max Temperature
15°C (59°F)
Chance of Rain
44%
Precipitation
91 mm (3.6 in)
Rainy days
13 days
Humidity
66% *
Windspeed
3 m/s (6 knots) *
Sunshine
211 hours *
Percentage Sunshine
60% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Rio de Onor typically stay consistent throughout April, with daily highs averaging around 15°C (59°F). Nights are cold, with lows typically ranging from 5°C (41°F) to 7°C (45°F).
Average temperatures in April
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in April
Historical weather for Rio de Onor in April
Browse day-by-day weather records for Rio de Onor spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Rio de Onor historical weather extremes in April
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Rio de Onor.
- Rio de Onor recorded its highest April temperature of 31°C (88°F) on April 13, 2024.
- On April 3, 1989, Rio de Onor saw its coldest April day with temperatures maxing out at 4°C (39°F).
- The coldest night in April in Rio de Onor was on April 9, 1986, with a minimum of -4°C (25°F).
- The wettest April day on record brought 44 mm (1.7 in) of precipitation to Rio de Onor (April 15, 2010).
Best Places in Portugal in April
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in April →
perfect weather
pleasant
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What to Wear in Rio de Onor in April
The weather can swing between comfortable and chilly in April, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.What To Do in Rio de Onor in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Portugal, check out our Rio de Onor's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Rio de Onor climate overview or explore weather in Portugal.
