Eulaema polychroma
Daily sighting probability ~10% · With luck
at San José

In 3 days ~30% in a week ~60%

57 Verified sightings at San José
42 In all 3 parks From 2019 to 2026
September Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Masaya Volcano National Park 🇳🇮 Nicaragua
~20%
2 Monteverde Cloud Forest Reserve 🇨🇷 Costa Rica
~10%
3 Arenal Volcano National Park 🇨🇷 Costa Rica
~10%

Cities Where Found

# City Country Daily sighting probability
1 San José 🇨🇷 Costa Rica
~10%
2 Guatemala City 🇬🇹 Guatemala
~10%
3 Tegucigalpa 🇭🇳 Honduras
~10%
4 Medellín 🇨🇴 Colombia
~10%
5 Puebla 🇲🇽 México
~10%
6 San Salvador 🇸🇻 El Salvador
~10%
7 Guadalajara 🇲🇽 México
~10%
8 Caracas 🇻🇪 Venezuela
~10%
9 Mexico City 🇲🇽 México
<5%
10 Monterrey 🇲🇽 México
<5%

Before you go

What are the chances of seeing a Eulaema polychroma in San José?

With luck

About 10% of wildlife watchers report a Eulaema polychroma sighting in San José on a given day, based on 57 verified sightings from GBIF citizen-science data. It is the 26th most-seen of the 239 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.

When is the best time to see a Eulaema polychroma in San José?

May and September–October

In those months about 20% of wildlife watchers report a Eulaema polychroma in San José on a given day, against under 5% in January, the lowest month. Those are among San José's wettest months, with about 260 mm of rain a month against 20 mm in February.

What time of day is best to see a Eulaema polychroma?

Between 9 am and noon

Across all the parks we cover, that three-hour window holds the most Eulaema polychroma sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is San José the best place to see a Eulaema polychroma?

Yes

Of the 11 cities where we can rate Eulaema polychroma sightings, San José has the highest daily chance: about 10%. Next come Guatemala City (Guatemala, about 10%) and Tegucigalpa (Honduras, about 10%).

Where does the Eulaema polychroma sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Eulaema polychroma is recorded against all the insects logged in San José (57 verified sightings), 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.

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