Santa Teresa in October: Green Season Weather, Warm Sea, Surf and What to Do

In October, Santa Teresa wakes to the thud of surfboards being waxed on porches and the smell of coffee drifting from open-air cafes along the dirt road. Behind the beach, the jungle reaches its deepest green, gray towers pile up in the afternoon sky, and wet earth and woodsmoke fill the evenings. It is the deep green season on the southern Nicoya Peninsula, a month for surfers, yogis and travelers who like a quiet town with a barefoot feel.

The beach at Santa Teresa in the rainiest months · Illustration

What is the weather like in Santa Teresa in October?

October is hot, humid and very wet, with warm mornings, rain on most days and nights that never really cool off.

Month	Average high (°F)	Average low (°F)	Rain days	Sea (°F)
September	81.5	75.7	26.5	86.0
October	80.9	75.4	25.6	85.5
November	81.3	75.6	16.5	83.5

Rain is the main character of the month. It rarely settles in for a full gray day, though it can. More often the morning is bright and steamy, clouds stack up over the hills by early afternoon, and a downpour arrives with thunder, sometimes lasting into the evening. Mud and puddles take over the dirt road, and the dust from the dry months feels like something from long ago.

Plan your active hours for the morning. Before the clouds roll in, with clear light and air that is warm without being heavy yet, that is when surf lessons, hikes and beach walks are at their best. Around midday the humidity builds, and a long lunch under a roof is a sensible plan. Days run just under twelve hours, so the light fades early in the evening.

You can wear a T-shirt and sandals at night because it stays warm, and a light rain jacket helps more than any sweater. In air this damp, laundry takes its time to dry, which is why quick-dry fabrics deserve a spot in your bag. The sea stays bathwater warm, which makes a wet swimsuit feel almost pleasant.

Can you swim in Santa Teresa in October?

Yes, the water is warm enough for a long swim without a shiver, though the surf and currents decide where and when.

Santa Teresa faces the open Pacific, and its beach is a long stretch of sand with consistent waves that draw surfers from around the world. In the green season the swell is often lively, so many days are better for surfing and bodysurfing than for floating about. Do not assume that a quieter-looking stretch is safe: rip currents are very dangerous, and most beaches have no lifeguards or warnings about unsafe conditions.

Here, rip currents pose a serious threat and are responsible for multiple drownings of American visitors in Costa Rica every year. Most beaches have no lifeguards on duty and no signs warning you about hazardous water, so check how the waves and current are behaving before you go in, stay near other swimmers and keep children close to the sand.

Where flags or local advice say to stay out, listen. Nervous swimmers will be happier with a lesson or a guided session than with a solo paddle.

Pack a rash guard to block sun and board chafe, plus sunscreen for the spells between showers, because even with thin cloud cover the tropical sun burns strong. Snorkeling is not the draw on this surf-pounded coast, so save the mask for another trip.

What to do in Santa Teresa in October

Surfing is the answer for most days, and October’s swell keeps the lineups busy at dawn. Beginners should book a lesson and ask a local instructor where conditions suit their level, while experienced surfers should assess the swell before paddling out. Even if you never stand on a board, watching the early session from the sand, coffee in hand, is one of the town’s easy pleasures.

Yoga is the other pillar of town life. Open-air studios sit tucked among the trees, and morning classes pair well with the cooler, brighter hours before the rain. In the green season there are fewer people on the mats, so classes feel quieter and more personal. Many places also offer massage and breathwork, which suit a wet afternoon perfectly.

Surf, sand and the sunset ritual

The beach runs for miles behind the main road, and you can walk it from one end of town to the other with the surf on one side and palms on the other. Mornings are best for walking, when the sand is cool and firm and the first surfers are paddling out. In the late afternoon, if the clouds break, the sky glows orange and pink over the water, and the whole town drifts to the sand to watch.

Sunsets in October are never guaranteed, because cloud often sits on the horizon. When the rain clears early, though, the light after a storm can be spectacular, with a rinsed sky and dramatic cloud edges. Bring a light layer and bug spray, since evenings are when mosquitoes appear.

Tide pools and rocky corners at the ends of the beach reward a slow look at low tide, with small crabs and darting fish. Watch your footing on slick rocks, and keep an eye on the waves, which can surge higher than expected.

Eating in town

Food is a real reason to stay. Seek out the casado, Costa Rica’s plate of rice, beans, salad, plantains and your pick of fish, chicken or beef, dished up in little family-run sodas. Gallo pinto, a mix of rice and beans, appears at breakfast with eggs and fresh tortillas, and it is a good fuel before a surf session.

Beyond the classics, the town has a lively mix of beachfront cafes, wood-fired pizza spots, sushi counters, vegetarian kitchens and smoothie bars. Fresh fish from the Pacific shows up as ceviche and grilled catch of the day. In the wet season, a table under a tin roof while the rain drums above is half the pleasure of dinner.

Wet-season outings and a day of festival spirit

October 12 is the Day of the Cultures, and Limon holds its Carnival around that date, with parades, music and Afro-Caribbean food. That celebration is on the other side of the country, on the Caribbean coast, so in Santa Teresa the date is mostly felt as a day when national events fill the radio and some locals travel. Dates can shift from year to year.

Rivers rise quickly after heavy rain, so keep plans flexible and ask a local operator how conditions look that day. Evenings suit a slow beer or a fruit juice on a porch, with live music in some bars and the sound of frogs from the forest.

Take a bit of time for the small shops and craft stalls along the main road, where you can find handmade jewelry, beachwear and local art. A rainy hour is a good excuse to browse, and many shops double as cafes, so you can wait out the shower with a coffee.

A two-day itinerary for Santa Teresa in October

Day 1 begins early, with a walk down to the beach at first light to watch the surfers and the pale sky. Have your morning meal at a main-road cafe, choosing either gallo pinto or fresh fruit along with robust coffee. Book a surf lesson for the morning, when the air is bright and the clouds are still far off.

Midday is for lunch in a soda, a casado and a cold fruit drink, then a rest while the heat and humidity peak. When the afternoon rain comes, a yoga class or a massage fills the hours nicely. If the sky clears, walk the sand toward the end of the beach for sunset, with dinner in a beachfront restaurant after dark.

Day 2 starts slowly with a smoothie bowl and a stroll along the dirt road, browsing the small shops while the morning is still dry. Then take a guided horseback ride or a walk through the green hills behind town, returning before the afternoon clouds close in.

After lunch, settle into a cafe with a book or visit the tide pools if the water is low. If the rain is steady, stay under a roof with music, tacos and a long conversation. Finish with dinner of grilled fish or wood-fired pizza and check the day’s sunset time before heading to the beach.

Is Santa Teresa busy in October?

No, October is one of the quieter months in town, with fewer visitors, emptier lineups and an easygoing feel.

The heavy rain keeps many travelers away, so surf schools have space, restaurants have open tables and the beach is wide and uncrowded. Surfers who like less competition for waves often come now, along with yoga travelers and people working remotely who want a long, quiet stay. The mood is slow and friendly, and shopkeepers and cafe owners have time to chat.

Securing lodging is easier than it is in the dry months. Even so, it is a good habit to book your lodging and your transport earlier for the holiday weeks around the end of the year, and later for a quiet month like this one.

Getting to this place from San Jose can eat up most of a day, either by driving, taking the Puntarenas to Paquera ferry and following it with a lengthy ride over roads that are partly unpaved, or by hopping on a short flight to a tiny airstrip nearby. In a month of heavy rain the unpaved stretches can be slow, so build in extra time and avoid cutting your arrival close to a flight home.

What to pack for Santa Teresa in October

Think light, quick-drying and ready for sudden rain, with a few things for the surf and the muddy road.

A light rain jacket, because afternoon downpours arrive fast and last a while.
Quick-dry shirts and shorts, since damp air makes cotton slow to dry.
Sandals with a good grip for wet, muddy paths and slick boardwalks.
A rash guard and sunscreen, for the strong sun between showers and for surf sessions.
Insect repellent, for the evenings when mosquitoes come out after rain.
Pack your phone and documents in a dry bag so sudden rain cannot soak them.

Good to know before you go

The U.S. State Department rates Costa Rica Level 2, ‘Exercise increased caution,’ due to crime; it says petty crime is common throughout Costa Rica and that violent crime also affects tourists, including armed robbery, homicide and sexual assault.

October falls within the Atlantic hurricane season, and while Santa Teresa sits on the Pacific side, a tropical system can still bring days of heavy rain to the region, so keep your plans loose. The dirt road through town is slow and muddy after storms, and the drive in takes longer than you might expect.

Santa Teresa in October vs September and November

Moving a month earlier brings a slightly warmer sea and rain that is just as steady, so September feels much like October, with the same quiet streets and green hills. The surf is lively, the rooms are easy to find, and the weather offers no real advantage over October.

Moving a month later changes the picture more. November has noticeably fewer rainy days, the skies open up for longer stretches, and the sea cools a little. The town begins to wake up as the wetter season eases into shorter showers, so expect more visitors and a livelier evening scene.

If you want the quietest beach, the deepest green and do not mind afternoon storms, stay with October. If you want more sun and easier outdoor plans, shift toward November. Surfers who do not mind rainy weather and prefer lively swell will be happy with either of the earlier months.

Is October a good time to visit Santa Teresa?

Yes, for travelers who want a quiet, green, warm-water escape and who accept rain as part of the deal.

Surfers, yoga students, remote workers and anyone who enjoys a slow rhythm will love it. The beach is open, the lineups are less crowded and the evenings are full of frog song and the smell of wet leaves. It is less suited to travelers who need dependable sun for every day, who plan to hike far from shelter or who dislike humidity and muddy roads.

The first thing to do when you get there is stroll the sand, spend some time watching the surf, and get a sense of the waves and the currents. Then book your lessons and outings for the mornings, and leave the afternoons loose for rain. The special thing about October here is the mood, a jungle town washed clean every afternoon, with warm water, open sand and time to slow down.

Sources

Open-Meteo / ECMWF ERA5, normals 1991-2020 computed for the grid cell at 9.6458N 85.1698W, checked October 8, 2026
Open-Meteo Marine API, average 2015-2024, checked October 8, 2026
sunrise-sunset.org, sunrise and sunset calculated for the 15th of the month, checked October 8, 2026
U.S. Department of State, Costa Rica Travel Information, Safety and security (https://travel.state.gov/content/travel/en/international-travel/International-Travel-Country-Information-Pages/CostaRica.html), checked October 8, 2026
U.S. Department of State, Costa Rica Travel Advisory, issued April 1, 2026 (https://travel.state.gov/content/travel/en/traveladvisories/traveladvisories/costa-rica-travel-advisory.html), read via the State Department open data API on October 8, 2026