June weather forecast
Alter do Chão, Portugal

June

Weather in June

June, the first month of the summer in Alter do Chão, is also a moderately hot month, with an average temperature ranging between max 28.5°C (83.3°F) and min 15°C (59°F).

Temperature

June's onset brings a minor rise in the average high-temperature, moving from 23.8°C (74.8°F) in May to a still moderately hot 28.5°C (83.3°F). Significant dips from daytime highs mark the June nights in Alter do Chão, with a consistent average temperature of 15°C (59°F).

Heat index

In June, the average heat index is evaluated at 29°C (84.2°F). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

In June, the average relative humidity in Alter do Chão is 54%.

Rainfall

In Alter do Chão, during June, the rain falls for 3.6 days and regularly aggregates up to 5mm (0.2") of precipitation. Throughout the year, in Alter do Chão, there are 78.7 rainfall days, and 219mm (8.62") of precipitation is accumulated.

Snowfall

In Alter do Chão, snow does not fall in April through December.

Daylight

June has the longest days of the year in Alter do Chão, with an average of 14h and 54min of daylight.
On the first day of the month, sunrise is at 06:05 and sunset at 20:51. On the last day of June, sunrise is at 06:07 and sunset at 21:01 WEST.

Sunshine

In Alter do Chão, the average sunshine in June is 11.1h.

UV index

In June, the average daily maximum UV index in Alter do Chão, Portugal, is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 6 in June converts into the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

How hot does it get in Alter do Chão in June?
The high-temperature, in June, in Alter do Chão, is 28.5°C (83.3°F), while the low-temperature averages to 15°C (59°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in June is evaluated at 29°C (84.2°F).
What is the average humidity in June in Alter do Chão?
In Alter do Chão, Portugal, the average relative humidity in June is 54%.
How many days does it rain in June in Alter do Chão?
In Alter do Chão, Portugal, in June, during 3.6 rainfall days, 5mm (0.2") of precipitation is typically accumulated.
When it does not snow in Alter do Chão?
In Alter do Chão, Portugal, snow does not fall in April through December.
When are the longest days in Alter do Chão?
With an average of 14h and 54min of daylight, June has the longest days of the year in Alter do Chão.
What is the average length of the day in June in Alter do Chão?
In Alter do Chão, Portugal, the average day length in June is 14h and 53min.
When is the sunrise / sunset in June in Alter do Chão?
In June, on the first day of the month, sunrise is at 06:05 and sunset at 20:51. On the last day of the month, sunrise is at 06:07 and sunset at 21:01 WEST.
How long on average sun shines in June in Alter do Chão?
In June, the average sunshine duration is 11.1h.
What is the UV index intensity in June in Alter do Chão?
The average daily maximum UV index in June in Alter do Chão, Portugal, is 6. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in June - Alter do Chão, Portugal
Average temperature in June
Alter do Chão, Portugal
  • Average high temperature in June: 28.5°C

The warmest month (with the highest average high temperature) is August (33.3°C).
The month with the lowest average high temperature is January (11.9°C).

  • Average low temperature in June: 15°C

The month with the highest average low temperature is August (17.7°C).
The coldest month (with the lowest average low temperature) is January (4.2°C).

Average pressure in June - Alter do Chão, Portugal
Average pressure in June
Alter do Chão, Portugal
  • Average pressure in June: 1016mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in June - Alter do Chão, Portugal
Average wind speed in June
Alter do Chão, Portugal
  • Average wind speed in June: 10.4km/h

The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is September (8.4km/h).

Average humidity in June - Alter do Chão, Portugal
Average humidity in June
Alter do Chão, Portugal
  • Average humidity in June: 54%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (43%).

Average rainfall in June - Alter do Chão, Portugal
Average rainfall in June
Alter do Chão, Portugal
  • Average rainfall in June: 5mm

The wettest month (with the highest rainfall) is November (39mm).
The driest month (with the least rainfall) is July (3mm).

Average rainfall days in June - Alter do Chão, Portugal
Average rainfall days in June
Alter do Chão, Portugal
  • Average rainfall days in June: 3.6 days

The month with the highest number of rainy days is April (11.7 days).
The month with the least rainy days is July (1.7 days).

Average snowfall in June - Alter do Chão, Portugal
Average snowfall in June
Alter do Chão, Portugal
  • Average snowfall in June: 0mm

The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in June - Alter do Chão, Portugal
Average snowfall days in June
Alter do Chão, Portugal
  • Average snowfall days in June: 0 days

The month with the highest number of snowfall days is February (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).

Average daylight in June / Average sunshine in June - Alter do Chão, Portugal
Average daylight in June /
Average sunshine in June
Alter do Chão, Portugal
  • Average daylight in June: 14h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in June: 11h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in June - Alter do Chão, Portugal
Average sunshine days in June
Alter do Chão, Portugal
  • Average sunshine days in June: 25.3 days

The month with the most sunshine days is July (28.7 days).
The month with the least sunshine days is April (16.6 days).

Average UV index in June - Alter do Chão, Portugal
Average UV index in June
Alter do Chão, Portugal
  • Average UV index in June: 6

The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in June - Alter do Chão, Portugal
Average cloud cover in June
Alter do Chão, Portugal
  • Average cloud cover in June: 18

The month with the most cloud cover is January (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 8).

Average visibility in June - Alter do Chão, Portugal
Average visibility in June
Alter do Chão, Portugal
  • Average visibility in June: 10km

The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).

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