Climate Insights for Pero Pinheiro

Sintra, Distrito de Lisboa, Portugal

Hottest
August
25°C peak
Coldest
January
9°C low
Wettest
December
71mm rain
Best to Visit
May, June, July
Mild temps & low rain

Climate Overview

The climate in Pero Pinheiro is temperate. The average annual temperature is 16°C and approximately 517mm of precipitation falls per year. December is the wettest month, receiving around 71mm of rainfall. Pero Pinheiro is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, March, when temperatures can drop to 9°C.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 14° Average: 11° Min: 9° Feb Max: 15° Average: 12° Min: 10° Mar Max: 16° Average: 13° Min: 10° Apr Max: 18° Average: 15° Min: 12° May Max: 21° Average: 17° Min: 14° Jun Max: 22° Average: 19° Min: 16° Jul Max: 24° Average: 20° Min: 17° Aug Max: 25° Average: 21° Min: 17° Sep Max: 24° Average: 20° Min: 17° Oct Max: 21° Average: 18° Min: 15° Nov Max: 17° Average: 15° Min: 12° Dec Max: 16° Average: 13° Min: 11°
Max
Average
Min

Pero Pinheiro sees moderate temperature variation throughout the year, ranging from 9°C to 25°C. August is the warmest month, though highs remain moderate at 25°C with a mean of 21°C. January is the coolest month, with minimum temperatures around 9°C and an average of 11°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between October and November, with a 3°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 57mm Feb Precipitation: 46mm Mar Precipitation: 65mm Apr Precipitation: 63mm May Precipitation: 38mm Jun Precipitation: 12mm Jul Precipitation: 3mm Aug Precipitation: 1mm Sep Precipitation: 26mm Oct Precipitation: 69mm Nov Precipitation: 67mm Dec Precipitation: 71mm
Precipitation

Pero Pinheiro is a relatively dry area, receiving approximately 517mm of precipitation annually, which averages out to around 43mm per month. The wettest month is December, averaging 71mm of rainfall. October and November also tend to see above-average precipitation. The driest month is August, with just 1mm. That's 69mm less than December, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 22km/h Feb Wind Speed: 23km/h Mar Wind Speed: 24km/h Apr Wind Speed: 22km/h May Wind Speed: 23km/h Jun Wind Speed: 23km/h Jul Wind Speed: 23km/h Aug Wind Speed: 23km/h Sep Wind Speed: 21km/h Oct Wind Speed: 21km/h Nov Wind Speed: 22km/h Dec Wind Speed: 21km/h
Wind Speed

Pero Pinheiro is moderately windy, with an average annual wind speed of 22km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 24km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in September, with average winds dropping to 21km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Pero Pinheiro, which began on March 20, 2026. Pero Pinheiro is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 25°C, while the coldest stretch bottoms out in January near 9°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 10 to 21°C. Precipitation is moderate at around 166mm for the season, averaging 55mm per month. Winds are moderate at around 23km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 16 to 25°C. Precipitation is minimal, with only around 16mm for the entire season. Winds are moderate at around 23km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from 12 to 24°C. Precipitation is moderate at around 162mm for the season, averaging 54mm per month. Winds are moderate at around 21km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 9 to 16°C. Precipitation is moderate at around 173mm for the season, averaging 58mm per month. Winds are moderate at around 22km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 11°
Feb 12°
Mar 13°
Apr 15°
May 17°
Jun 19°
Jul 20°
Aug 21°
Sep 20°
Oct 18°
Nov 15°
Dec 13°

The best time to visit Pero Pinheiro is during May, June, July, August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 25mm per month. By contrast, January can be quite cold with temperatures dropping to 9°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Pero Pinheiro based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
9 °C
14 °C
22 km/h
57 mm
0 cm
Feb
10 °C
15 °C
23 km/h
46 mm
0 cm
Mar Current
10 °C
16 °C
24 km/h
65 mm
0 cm
Apr
12 °C
18 °C
22 km/h
63 mm
0 cm
May
14 °C
21 °C
23 km/h
38 mm
0 cm
Jun
16 °C
22 °C
23 km/h
12 mm
0 cm
Jul
17 °C
24 °C
23 km/h
3 mm
0 cm
Aug
17 °C
25 °C
23 km/h
1 mm
0 cm
Sep
17 °C
24 °C
21 km/h
26 mm
0 cm
Oct
15 °C
21 °C
21 km/h
69 mm
0 cm
Nov
12 °C
17 °C
22 km/h
67 mm
0 cm
Dec
11 °C
16 °C
21 km/h
71 mm
0 cm
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Metric (°C, km/h)