What are the chances of seeing a Sardinian Warbler in Sierra de Guadarrama National Park?
With luck
About 10% of wildlife watchers report a Sardinian Warbler sighting in Sierra de Guadarrama National Park on a given day, based on 456 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 74th most-seen of the 202 birds we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.
When is the best time to see a Sardinian Warbler in Sierra de Guadarrama National Park?
December
In that month about 20% of wildlife watchers report a Sardinian Warbler in Sierra de Guadarrama National Park on a given day, against about 10% in January to November, the lowest months.
What time of day is best to see a Sardinian Warbler?
Between 7 and 10 am
Across all the parks we cover, that three-hour window holds the most Sardinian Warbler sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is most active around dawn and dusk.
Is Sierra de Guadarrama National Park the best place to see a Sardinian Warbler?
5th of 9
Of the 9 parks where we can rate Sardinian Warbler sightings, Sierra de Guadarrama National Park ranks 5th at about 10%. The best odds are in Monfragüe National Park (Spain, about 50%), Sierra Nevada National Park (Spain, about 50%) and Doñana National Park (Spain, about 50%). All parks ranked.
Where does the Sardinian Warbler sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Sardinian Warbler is recorded against all the birds logged in Sierra de Guadarrama National Park (456 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.