Ecuador's weather forecast for March 20 indicates a mix of conditions with slightly cloudy to partially cloudy skies expected over the country. In particular, the coastal areas will likely see isolated rain showers throughout the day while the Insular region will also experience similar conditions. Meanwhile, the Sierra region is predicted to have lower temperatures during the early morning, with highs occurring later in the day.

Temperature forecasts vary significantly across different regions with the Coast expecting temperatures between 22 °C and 33 °C. The Sierra is projected to have a chilly range, with temperatures dropping between -2 °C at night and rising up to 26 °C during the day. The Amazon region is anticipated to be warmer, with temperatures fluctuating from 17 °C to 36 °C, indicating a typical warm day for that area.

In addition to the varied temperatures, there is a noted concern regarding ultraviolet (UV) radiation levels which are expected to be high to extremely high on this day. This raises awareness for residents and tourists alike to take precautions against UV exposure while engaging in outdoor activities during sunnier intervals.