Río San Juan

River fishing Mexico · 05:45 - 19:32

Río San Juan is a river in Mexico. Flowing water with species ranked by weather, temperature and season, see below.

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Prime 66% The bite right now

Top bet: Largemouth Bass Prime feeding window at the dusk, water near its preferred 28 degrees, peak season, bright sky slows things.

Best day to fish

Tomorrow

78%

39°

Sun

75%

37°

Mon

96%

37°

Tue

100%

36°

Best day

Wed

60%

36°

The bite over the next days, scored at dusk. Based on the weather forecast, so it is guidance, not guarantees.

Conditions right now

Weather

Clear sky

Water temp (est.)

28°C

Air temp

31°C

Wind

8 m/s

Pressure

1011 hPa ↑ rising

Clouds

2.0%

Water temperature is an estimate based on weather and season.

Updated 2026-06-26 03:04

Best times today

Dawn 05:00–07:00 Day 07:00–18:17 Dusk 18:17–20:17

Local time at the spot, from the most likely species' daily rhythm.

Feeding times today

Waxing gibbous 87% lit

Major period 20:50–22:50 Major period 08:50–10:50 Minor period 15:53–17:23 Minor period 02:18–03:48

Solunar times are a traditional guide based on the moon's position, separate from the live ranking above. Local time at the spot.

Next hours

19:00

31°

20:00

30°

21:00

29°

22:00

28°

23:00

27°

00:00

27°

01:00

27°

02:00

26°

03:00

26°

04:00

26°

05:00

26°

06:00

26°

Likely catch now (2 species)

Largemouth Bass

Micropterus salmoides

66%

Prime feeding window at the dusk, water near its preferred 28 degrees, peak season, bright sky slows things.

Tap for details ↗

Nile Tilapia

Oreochromis niloticus

47%

Prime feeding window at the dusk, water near its preferred 28 degrees.

Tap for details ↗

About the fishing here

Río San Juan is a river in Mexico.

Popular catches here include Largemouth Bass and Nile Tilapia.

Largemouth Bass fishing is usually best around Apr-Jun, Sep. The best windows are usually dawn, day and dusk.

A national or regional fishing permit is generally required here. Check the local rules. Napp ranks the species above from the live weather, water temperature, season and time of day, so the order changes through the day.

Tips right now

Technique Start with a soft-plastic jig for largemouth bass, the most likely catch right now.

Timing This is a prime window for largemouth bass at dusk. Fish hard now.

Lure Soft-plastic jig for largemouth bass: Jig around cover.

Colour Clear water and good light: try natural green pumpkin and bluegill patterns for largemouth bass.

Depth The water temperature suits the fish. Fish actively at normal depths and edges.

Fishing permit

You need a fishing permit (fiskekort) to fish here. Buy it online:

Fishing licence (overview)

Map

More waters nearby

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Common questions

What fish can you catch at Río San Juan?

Popular catches here include Largemouth Bass and Nile Tilapia.

Do you need a fishing license at Río San Juan?

Usually yes. Most countries require a national or regional fishing permit. Check the local rules via the link on this page.

When is the best time to fish Río San Juan?

Largemouth Bass fishing is usually best around Apr-Jun, Sep. The best windows are usually dawn, day and dusk.

What is biting at Río San Juan right now?

Right now Largemouth Bass is the most likely catch, at about 66%.