January in San Juan del Sur — the year's strongest window
Best window · 9.8/10January averages 28°C (82°F) with humidity around 70%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
Rain is a non-issue at 1 mm for the month, with about 22 sunny days and 11.4 hours of daylight to work with.
On our climate-comfort scale this is the top-ranked month of the year for San Juan del Sur at 9.8/10 — the reference point every other month on this page is measured against.
Expect peak pricing, and this is one of the busiest months here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.
February in San Juan del Sur — the year's strongest window
Best window · 9.9/10February averages 28°C (82°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.
Rain is a non-issue at 2 mm for the month, with about 26 sunny days and 11.6 hours of daylight to work with.
On our climate-comfort scale this is the top-ranked month of the year for San Juan del Sur at 9.9/10 — the reference point every other month on this page is measured against.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.
March in San Juan del Sur — the year's strongest window
Best window · 9.9/10March averages 29°C (85°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.
Expect 21 mm of rain — occasional showers rather than washed-out days — alongside about 30 sunny days and 11.9 daylight hours.
On our climate-comfort scale this is the top-ranked month of the year for San Juan del Sur at 9.9/10 — the reference point every other month on this page is measured against.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.
April in San Juan del Sur — the year's strongest window
Best window · 10/10April averages 30°C (86°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.
Expect 21 mm of rain — occasional showers rather than washed-out days — alongside about 29 sunny days and 12.3 daylight hours.
On our climate-comfort scale this is the top-ranked month of the year for San Juan del Sur at 10/10 — the reference point every other month on this page is measured against.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.
May in San Juan del Sur — workable with trade-offs
Trade-offs · 5.9/10May averages 30°C (86°F), so the practical pattern is early mornings, a long midday break, and evenings back outside.
360 mm of rain puts this in monsoon territory — about 26 sunny days across the whole month, and multi-day washouts are normal.
It scores 5.9/10 here, 9th of 12 months, against 10/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in San Juan del Sur — 4.1 points higher on the same scale.
June in San Juan del Sur — workable with trade-offs
Trade-offs · 5.6/10June averages 28°C (83°F) with humidity around 80%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
313 mm of rain puts this in monsoon territory — about 20 sunny days across the whole month, and multi-day washouts are normal.
It scores 5.6/10 here, 11th of 12 months, against 10/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in San Juan del Sur — 4.4 points higher on the same scale.
July in San Juan del Sur — workable with trade-offs
Trade-offs · 5.9/10July averages 28°C (83°F) with humidity around 81%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
At 189 mm this is a genuinely wet month: about 19 sunny days in total, and outdoor plans need an indoor fallback.
It scores 5.9/10 here, 10th of 12 months, against 10/10 in the destination's best month.
Expect mid-season pricing, and crowds are moderate.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in San Juan del Sur — 4.1 points higher on the same scale.
August in San Juan del Sur — reliably good (6th best month)
Good · 7.6/10August averages 29°C (83°F) with humidity around 78%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
At 105 mm this is a genuinely wet month: about 22 sunny days in total, and outdoor plans need an indoor fallback.
It scores 7.6/10 here, 6th of 12 months, against 10/10 in the destination's best month.
Expect mid-season pricing, and crowds are moderate.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in San Juan del Sur — 2.4 points higher on the same scale.
September in San Juan del Sur — workable with trade-offs
Trade-offs · 6/10September averages 29°C (84°F) with humidity around 76%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
222 mm of rain puts this in monsoon territory — about 23 sunny days across the whole month, and multi-day washouts are normal.
It scores 6/10 here, 8th of 12 months, against 10/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in San Juan del Sur — 4 points higher on the same scale.
October in San Juan del Sur — workable with trade-offs
Trade-offs · 6.1/10October averages 28°C (83°F) with humidity around 79%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
201 mm of rain puts this in monsoon territory — about 22 sunny days across the whole month, and multi-day washouts are normal.
It scores 6.1/10 here, 7th of 12 months, against 10/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in San Juan del Sur — 3.9 points higher on the same scale.
November in San Juan del Sur — the hardest end of the year
Hardest · 4.9/10November averages 28°C (82°F) with humidity around 81%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
584 mm of rain puts this in monsoon territory — about 15 sunny days across the whole month, and multi-day washouts are normal.
It scores 4.9/10 here, 12th of 12 months, against 10/10 in the destination's best month.
Expect low-season pricing, and crowds are light for this destination.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
If your dates are flexible, April is materially better in San Juan del Sur — 5.1 points higher on the same scale.
December in San Juan del Sur — the year's strongest window
Best window · 9.3/10December averages 27°C (81°F) with humidity around 79%, so the practical pattern is early mornings, a long midday break, and evenings back outside.
Expect 21 mm of rain — occasional showers rather than washed-out days — alongside about 18 sunny days and 11.3 daylight hours.
On our climate-comfort scale this is the top-ranked month of the year for San Juan del Sur at 9.3/10 — the reference point every other month on this page is measured against.
Expect peak pricing, and this is one of the busiest months here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.
