Climate and monthly weather forecastDonai, Portugal
Climate and monthly weather forecast
Weather in January
January, like December, is a frosty winter month in Donai, Portugal, with an average temperature fluctuating between 8.3°C (46.9°F) and 1.3°C (34.3°F). Donai's temperature records reveal January as the coldest month, marked by average highs of 8.3°C (46.9°F) and lows of 1.3°C (34.3°F). Weather in January »Weather in February
The last month of the winter, February, is also a frosty month in Donai, Portugal, with temperature in the range of an average low of 1.2°C (34.2°F) and an average high of 9.4°C (48.9°F). The transition into February reveals an average high-temperature of a still frosty 9.4°C (48.9°F), mirroring a close resemblance to January. Weather in February »Weather in March
March, the first month of the spring in Donai, is a cool month, with an average temperature varying between 12.6°C (54.7°F) and 2.7°C (36.9°F). March introduces a marginal temperature uplift, with average high-temperatures adjusting from February's chilly 9.4°C (48.9°F) to a cool 12.6°C (54.7°F). Weather in March »Weather in April
April in Donai, Portugal, is a refreshing spring month, with an average temperature ranging between min 4.6°C (40.3°F) and max 15.5°C (59.9°F). Donai's weather in April displays an average high-temperature of a mild 15.5°C (59.9°F), showing minor disparity from March's 12.6°C (54.7°F). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in Donai, Portugal, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 8°C (46.4°F). May's onset brings a subtle temperature rise, moving 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 Donai, Portugal, with an average temperature ranging between min 11.2°C (52.2°F) and max 23.8°C (74.8°F). June signifies a subtle uplift in the average high-temperature, adjusting from a comfortable 19.6°C (67.3°F) in May to a moderately hot 23.8°C (74.8°F). Weather in June »Weather in July
July, the same as June, is another warm summer month in Donai, Portugal, with an average temperature varying between 28.2°C (82.8°F) and 13.8°C (56.8°F). July sees a marginal temperature increase, moving 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
The last month of the summer, August, is another warm month in Donai, Portugal, with temperature in the range of an average low of 13.4°C (56.1°F) and an average high of 28.3°C (82.9°F). Donai, Portugal, witnesses the warmest weather in August, with temperatures averaging a high of 28.3°C (82.9°F) and a low of 13.4°C (56.1°F). Throughout August, the heat index is computed to be 29°C (84.2°F). Weather in August »Weather in September
September, the first month of the autumn in Donai, is still a warm month, with an average temperature varying between 11.5°C (52.7°F) and 24.3°C (75.7°F). September indicates a minor shift in the average high-temperature, from August's 28.3°C (82.9°F) to a still warm 24.3°C (75.7°F). Weather in September »Weather in October
October, the same as September, is another enjoyable autumn month in Donai, Portugal, with temperature in the range of an average low of 8.6°C (47.5°F) and an average high of 18.3°C (64.9°F). The onset of October comes with a shift in the average high-temperature, falling from a moderately hot 24.3°C (75.7°F) in September to a comfortable 18.3°C (64.9°F). Weather in October »Weather in November
November, the last month of the autumn in Donai, is also a fresh month, with an average temperature varying between 11°C (51.8°F) and 4.3°C (39.7°F). The decrease of average high-temperatures is mild in November, with a decline from a refreshing 18.3°C (64.9°F) in October to a fresh 11°C (51.8°F). Weather in November »Weather in December
The first month of the winter, December, is also a frosty month in Donai, Portugal, with an average temperature fluctuating between 2°C (35.6°F) and 8.9°C (48°F). December brings an average high-temperature of a frosty 8.9°C (48°F), showing a slight difference from November's 11°C (51.8°F). Weather in December »Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
The coldest temperatures in Donai occur during January, when averages reach a peak of 8.3°C (46.9°F) and a low of 1.3°C (34.3°F).
With an average relative humidity of 85%, January is the most humid month.
In Donai, Portugal, during the entire year, the rain falls for 141.7 days and collects up to 532mm (20.94") of precipitation.
Months with snowfall are January through March, November and December.
Throughout the year, there are 6.4 snowfall days, and 51mm (2.01") of snow is accumulated.
With an average of 4.8h of sunshine, January has the least sunshine of the year.
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Donai, Portugal.
The month with the most snowfall in Donai is February, when snow falls for 2 days and typically aggregates up to 19mm (0.75") of snow.
In Donai, Portugal, snow does not fall in April through October.
June has the longest days of the year in Donai, Portugal, with an average of 15h and 12min of daylight.
The month with the most sunshine is July, with an average of 11.8h of sunshine.
The month with the highest UV index in Donai is July, with an average maximum UV index of 6.
Donai's warmest month, August, registers temperatures that range from a high of 28.3°C (82.9°F) to a low of 13.4°C (56.1°F).
The least humid month in Donai is August, with an average relative humidity of 52%.
August is the month with the least rainfall in Donai, Portugal. Rain falls for 4.2 days and accumulates 11mm (0.43") of precipitation.
On Sunday, 27. October 2024, at 02:00, Daylight Saving Time ends in Donai, and the time zone changes from WEST to WET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 01:00, and the time zone reverts from WET to WEST.
November is the month with the most rainfall. Rain falls for 15.8 days and accumulates 73mm (2.87") of precipitation.
With an average of 9h and 12min of daylight, December has the shortest days of the year in Donai, Portugal.
Average temperature
Donai, 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).
Average pressure
Donai, Portugal
- Average pressure in January:
1021.9mbar - Average pressure in February:
1019.9mbar - Average pressure in March:
1017.8mbar - Average pressure in April:
1015.4mbar - Average pressure in May:
1016.7mbar - Average pressure in June:
1016.9mbar
- Average pressure in July:
1017.1mbar - Average pressure in August:
1017.2mbar - Average pressure in September:
1017.8mbar - Average pressure in October:
1016.8mbar - Average pressure in November:
1017.2mbar - Average pressure in December:
1022.9mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed
Donai, Portugal
- Average wind speed in January:
9.7km/h - Average wind speed in February:
10.9km/h - Average wind speed in March:
11.2km/h - Average wind speed in April:
9.9km/h - Average wind speed in May:
9.4km/h - Average wind speed in June:
9.3km/h
- Average wind speed in July:
8.9km/h - Average wind speed in August:
9km/h - Average wind speed in September:
8.4km/h - Average wind speed in October:
8.6km/h - Average wind speed in November:
10.3km/h - Average wind speed in December:
8.8km/h
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 (8.4km/h).
Average humidity
Donai, Portugal
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (52%).
Average rainfall
Donai, Portugal
The wettest month (with the highest rainfall) is November (73mm).
The driest month (with the least rainfall) is August (11mm).
Average rainfall days
Donai, Portugal
- Average rainfall days in January:
14.3 days - Average rainfall days in February:
11.6 days - Average rainfall days in March:
15.7 days - Average rainfall days in April:
17.6 days - Average rainfall days in May:
14.3 days - Average rainfall days in June:
10 days
- Average rainfall days in July:
5.8 days - Average rainfall days in August:
4.2 days - Average rainfall days in September:
7.2 days - Average rainfall days in October:
12.5 days - Average rainfall days in November:
15.8 days - Average rainfall days in December:
12.7 days
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).
Average snowfall
Donai, Portugal
The month with the highest snowfall is February (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Donai, Portugal
- Average snowfall days in January:
2.1 days - Average snowfall days in February:
2 days - Average snowfall days in March:
0.7 days - Average snowfall days in April:
0.1 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.5 days - Average snowfall days in December:
1 days
The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Donai, Portugal
- Average daylight in January:
9h and 30min - Average daylight in February:
10h and 36min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 24min - Average daylight in May:
14h and 36min - Average daylight in June:
15h and 12min
- Average daylight in July:
14h and 54min - Average daylight in August:
13h and 48min - Average daylight in September:
12h and 30min - Average daylight in October:
11h and 6min - Average daylight in November:
9h and 48min - Average daylight in December:
9h and 12min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January:
4h and 48min - Average sunshine in February:
6h and 12min - Average sunshine in March:
7h and 18min - Average sunshine in April:
8h and 48min - Average sunshine in May:
10h and 6min - Average sunshine in June:
11h and 12min
- Average sunshine in July:
11h and 48min - Average sunshine in August:
11h and 36min - Average sunshine in September:
9h and 36min - Average sunshine in October:
6h and 24min - Average sunshine in November:
5h and 6min - Average sunshine in December:
5h and 6min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days
Donai, Portugal
- Average sunshine days in January:
13.9 days - Average sunshine days in February:
14.4 days - Average sunshine days in March:
13.6 days - Average sunshine days in April:
10.8 days - Average sunshine days in May:
14.4 days - Average sunshine days in June:
17.1 days
- Average sunshine days in July:
23.2 days - Average sunshine days in August:
24.5 days - Average sunshine days in September:
20.8 days - Average sunshine days in October:
17.5 days - Average sunshine days in November:
11.4 days - Average sunshine days in December:
16.3 days
The month with the most sunshine days is August (24.5 days).
The month with the least sunshine days is April (10.8 days).
Average UV index
Donai, Portugal
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Donai, Portugal
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 13).
Average visibility
Donai, Portugal
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January, November and December (8km).
