Monthly weather forecast and climate
Rio de Fornos, Portugal

Weather in January

January, like December, is another chilly winter month in Rio de Fornos, Portugal, with temperature in the range of an average high of 8.3°C (46.9°F) and an average low of 1.3°C (34.3°F). With an average high-temperature of 8.3°C (46.9°F) and an average low-temperature of 1.3°C (34.3°F), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a frosty month in Rio de Fornos, Portugal, with average temperature ranging between max 9.4°C (48.9°F) and min 1.2°C (34.2°F). In Rio de Fornos, Portugal, the average high-temperature is essentially the same as in January - a still chilly 9.4°C (48.9°F). Weather in February »

Weather in March

The first month of the spring, March, is a cool month in Rio de Fornos, Portugal, with average temperature varying between 12.6°C (54.7°F) and 2.7°C (36.9°F). In March, the average high-temperature marginally rises, from a frosty 9.4°C (48.9°F) in February, to a cool 12.6°C (54.7°F). Weather in March »

Weather in April

April in Rio de Fornos, Portugal, is a moderate spring month, with temperature in the range of an average high of 15.5°C (59.9°F) and an average low of 4.6°C (40.3°F). In April, the average high-temperature is essentially the same as in March - a mild 15.5°C (59.9°F). Weather in April »

Weather in May

May, the last month of the spring, in Rio de Fornos, is a comfortable month, with average temperature varying between 8°C (46.4°F) and 19.6°C (67.3°F). In May, the average high-temperature marginally rises, from a mild 15.5°C (59.9°F) in April, to an enjoyable 19.6°C (67.3°F). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Rio de Fornos, Portugal, with temperature in the range of an average low of 11.2°C (52.2°F) and an average high of 23.8°C (74.8°F). In June, the average high-temperature marginally rises, from an enjoyable 19.6°C (67.3°F) in May, to a warm 23.8°C (74.8°F). Weather in June »

Weather in July

July, like June, in Rio de Fornos, Portugal, is a moderately hot summer month, with average temperature fluctuating between 13.8°C (56.8°F) and 28.2°C (82.8°F). In July, the average high-temperature slightly increases, from 23.8°C (74.8°F) in June, to a still warm 28.2°C (82.8°F). Weather in July »

Weather in August

August, the last month of the summer, in Rio de Fornos, is another warm month, with average temperature fluctuating between 13.4°C (56.1°F) and 28.3°C (82.9°F). The warmest month is August, with an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 13.4°C (56.1°F). In August, the average heat index is appraised at 29°C (84.2°F). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Rio de Fornos, Portugal, with average temperature ranging between max 24.2°C (75.6°F) and min 11.5°C (52.7°F). In Rio de Fornos, the average high-temperature marginally drops, from 28.3°C (82.9°F) in August, to a still moderately hot 24.2°C (75.6°F). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Rio de Fornos, Portugal, with average temperature fluctuating between 8.6°C (47.5°F) and 18.3°C (64.9°F). In Rio de Fornos, the average high-temperature in October drops, from a warm 24.2°C (75.6°F) in September, to an enjoyable 18.3°C (64.9°F). Weather in October »

Weather in November

November, the last month of the autumn, in Rio de Fornos, is another cool month, with temperature in the range of an average high of 11°C (51.8°F) and an average low of 4.3°C (39.7°F). In Rio de Fornos, the average high-temperature decreases, from a comfortable 18.3°C (64.9°F) in October, to a fresh 11°C (51.8°F). Weather in November »

Weather in December

December, the first month of the winter, in Rio de Fornos, is also a frosty month, with average temperature ranging between min 2°C (35.6°F) and max 8.9°C (48°F). In Rio de Fornos, Portugal, the average high-temperature is essentially the same as in November - a frosty 8.9°C (48°F). Weather in December »
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FAQ

What is the coldest month in Rio de Fornos?

With an average high-temperature of 8.3°C (46.9°F) and an average low-temperature of 1.3°C (34.3°F), January is the coldest month in Rio de Fornos, Portugal.

What is the most humid month in Rio de Fornos?

With an average relative humidity of 85%, January is the most humid month in Rio de Fornos, Portugal.

How many days does it rain in Rio de Fornos?

Throughout the year, in Rio de Fornos, there are 141.4 rainfall days, and 527mm (20.75") of precipitation is accumulated.

When does it snow in Rio de Fornos?

January through March, November and December are months with snowfall.

How many days does it snow in Rio de Fornos?

In Rio de Fornos, during the entire year, snow falls for 6.4 days, and aggregates up to 51mm (2.01") of snow.

What is the month with the least sunshine in Rio de Fornos?

The month with the least sunshine in Rio de Fornos is January, with an average of 4.8h of sunshine.

What is the month with the lowest UV index in Rio de Fornos?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rio de Fornos.

What is the snowiest month in Rio de Fornos?

February is the month with the most snowfall in Rio de Fornos. Snow falls for 2 days and accumulates 19mm (0.75") of snow.

When it does not snow in Rio de Fornos?

April through October are months without snowfall in Rio de Fornos, Portugal.

When are the longest days in Rio de Fornos?

With an average of 15.2h of daylight, June has the longest days of the year in Rio de Fornos, Portugal.

What month has the most sunshine in Rio de Fornos?

The month with the most sunshine in Rio de Fornos is July, with an average of 11.8h of sunshine.

When is the highest UV index in Rio de Fornos?

The month with the highest UV index in Rio de Fornos, Portugal, is July, with an average maximum UV index of 6.

What is the warmest month in Rio de Fornos?

The warmest month is August, with an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 13.4°C (56.1°F).

What is the least humid month in Rio de Fornos?

August is the least humid month, with an average relative humidity of 52%.

What is the driest month in Rio de Fornos?

The month with the least rainfall in Rio de Fornos, Portugal, is August when the rain falls for 4.2 days and typically collects 11mm (0.43") of precipitation.

What is the wettest month in Rio de Fornos?

November is the month with the most rainfall. Rain falls for 15.8 days and accumulates 73mm (2.87") of precipitation.

What is the month with the shortest days in Rio de Fornos?

December has the shortest days of the year in Rio de Fornos, Portugal, with an average of 9.2h of daylight.

Average temperature
Rio de Fornos, Portugal

Average temperature - Rio de Fornos, Portugal

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (8.3°C).

The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).

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Average pressure
Rio de Fornos, Portugal

Average pressure - Rio de Fornos, Portugal

The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

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Average wind speed
Rio de Fornos, Portugal

Average wind speed - Rio de Fornos, Portugal

The windiest month (with the highest average wind speed) is March (11.2km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).

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Average humidity
Rio de Fornos, Portugal

Average humidity - Rio de Fornos, Portugal

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (52%).

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Average rainfall
Rio de Fornos, Portugal

Average rainfall - Rio de Fornos, Portugal

The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is August (11mm).

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Average rainfall days
Rio de Fornos, Portugal

Average rainfall days - Rio de Fornos, Portugal

The month with the highest number of rainy days is April (17.6 days).
The month with the least rainy days is August (4.2 days).

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Average snowfall
Rio de Fornos, Portugal

Average snowfall - Rio de Fornos, Portugal

The month with the highest snowfall is February (19mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days
Rio de Fornos, Portugal

Average snowfall days - Rio de Fornos, Portugal

The month with the highest number of snowfall days is January (2.1 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Rio de Fornos, Portugal

Average daylight / Average sunshine - Rio de Fornos, Portugal

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 4.8h).

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Average sunshine days
Rio de Fornos, Portugal

Average sunshine days - Rio de Fornos, Portugal

The month with the most sunshine days is August (24.5 days).
The month with the least sunshine days is April (10.8 days).

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Average UV index
Rio de Fornos, Portugal

Average UV index - Rio de Fornos, Portugal

The month with the highest UV index is July (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average visibility
Rio de Fornos, Portugal

Average visibility - Rio de Fornos, Portugal

Months with the highest visibility are June, July, August and September (10km).
Months with the lowest visibility are January, November and December (8km).

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