Castelo Mendo Weather in March
Castelo Mendo in March averages 16°C (61°F) during the day and 5°C (41°F) at night. Some rainfall is typical for this time of year.
Rainfall in Castelo Mendo in March
You can expect rain on around 13 days based on historical patterns, with 58 mm (2.3 in) average for the month. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.
Temperature in Castelo Mendo in March
Temperatures in Castelo Mendo in March top out at 16°C (61°F) and drop to 5°C (41°F) overnight. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights fall to 5°C (41°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Castelo Mendo in March
You can expect a moderate amount of sunlight, with approximately 187 hours. This means a pleasant mix of sun and overcast.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, September and October typically offer the best weather for Castelo Mendo.
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 Castelo Mendo's climate page.
Castelo Mendo Temperature in March
Min Temperature
5°C (41°F)
Max Temperature
16°C (61°F)
Chance of Rain
43%
Precipitation
58 mm (2.3 in)
Rainy days
13 days
Humidity
77% *
Sunshine
187 hours *
Percentage Sunshine
*
Daily Historical Temperatures
44-year average (1976-2025)
Based on our historical records, temperatures in Castelo Mendo typically stay consistent throughout March, with daily highs averaging around 16°C (61°F). Nights are cold, with lows typically ranging from 2°C (36°F) to 6°C (43°F).
Average temperatures in March
Daily Historical Precipitation
44-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in March
Historical weather for Castelo Mendo in March
Browse day-by-day weather records for Castelo Mendo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Castelo Mendo historical weather extremes in March
According to our 28 years of weather records for Castelo Mendo, the following extremes were recorded between 1998 and 2026.
- On March 22, 2002, temperatures climbed to 24°C (75°F), marking the warmest March day on record.
- The lowest overnight temperature recorded in March was -11°C (12°F) (March 1, 2005).
Best Places in Portugal in March
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in March →
perfect weather
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tolerable
unpleasant
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What to Wear in Castelo Mendo in March
Pack for changing conditions in Castelo Mendo in March. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Rain gear is recommended, you can expect wet weather on multiple days. Sunglasses could come in handy during the sunnier parts of your trip.What To Do in Castelo Mendo in March
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 Castelo Mendo's climate page.
Temperature Rainfall Sunshine Humidity
See the full Castelo Mendo climate overview or explore weather in Portugal.
