Castro Barros Weather in March
What's the weather like in Castro Barros (La Rioja) in March 2026?
The climate in Castro Barros during March can be summarized as hot and reasonably dry.
March is in the fall / autumn in Castro Barros and is typically the 5th warmest month of the year. Daytime maximum temperatures average around a comfortable 30°C (86°F), whilst at night 18°C (64°F) is normal.
| Daytime temperature | 29.9°C 85.8°F |
|---|---|
| Nightly temperature | 17.9°C 64.2°F |
| Average temperature | 23.9°C 75°F |
| Daily sunshine | 8.3 hrs |
| Avg rainfall | 66 mm 2.6 ins |
| Rainy days | 7 days |
| Sea temperature | 20.3°C 68.5°F |
| Humidity | 68% |
| Windspeed | 7.2kph 5 mph |
On average March is the 4th wettest month of the year in Castro Barros with around 66mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.3 hours of sunshine per day.
March temperatures in Castro Barros
March rainfall
March hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Castro Barros in March 2025.
Other monthly averages
Castro Barros weather stats
| Hottest month: | January | 33.8°C 92.8°F |
|---|---|---|
| Driest month: | June | 2mm 0.1ins |
| Sunniest month: | August | 8.2hrs |
| Coldest month: | July | 19.3°C 66.7°F |
| Wettest month: | January | 94mm 3.7ins |
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