Väder i La Fortuna i maj
La Fortuna i maj: hett, genomblött, med ren luft — en chansning, med 25 regndagar.
Uppdaterad september 2026 · klimatnormaler från ERA5-reanalysen
Plats 8 av 12 månader i La Fortuna · plats 1195 av 1413 resmål att besöka i maj · komfort 58/100 (nivå D)
- Dagar
- 28°C
- Nätter
- 22°C
- Regndagar
- 25
- Sol
- 8.6 h
- Luftfuktighet
- 89%
- Dagsljus
- 13 h

Resenärernas anteckningar om La Fortuna i maj
Anteckningar från Monteverde i närheten (26 km bort)
La Fortuna har inga egna anteckningar för maj än — de här handlar om Monteverde, nära nog att dela säsong.
Monteverde-forum threads asking if the rainy season is tolerable get a consistent yes, posters describing rain as far less disruptive inside the cloud forest reserve itself, where the dense canopy offers real cover from all but the heaviest downpours. Evenings are called genuinely cool, into the 50s Fahrenheit, and posters are consistent that damp plus cool at elevation feels noticeably colder than the number alone suggests, a fleece under a proper rain shell the standard combination. Big downpours are real and worth planning for, ponchos recommended over umbrellas given the wind that often comes with heavier systems. Regulars call May a genuine transition month - greener, mistier and quieter than the sunnier high-season peak, with forest wildlife activity several posters call noticeably better once the rains properly return. The record: 25.1C days feeling like a punishing 28C, 18.4C nights, an extraordinarily high 251mm across over 23 days and 83 percent humidity.
Andra månader i La Fortuna
La Fortuna-forum threads on a January visit describe this as genuinely the start of the more favorable season, posters naming it one of the better months for a real shot at seeing the Arenal volcano's peak. Regulars call the summit genuinely elusive regardless of month, several posters naming roughly sixty clear-view days a year as the honest baseline. Posters call fast-drying clothes and rain gear worth packing no matter the month, several regulars naming this standard advice given how much cloud cover varies day to day. Regulars call January still genuinely warm and humid, several threads naming this a real contrast to how the season's reputation sounds. Posters recommend real flexible plans around volcano viewing, several regulars calling this standard given how unpredictable cloud cover remains even in January. The record: 25.7C days, 19.7C nights, 101.7mm across over 15 days and 89 percent humidity.
La Fortuna-forum threads on April weather describe conditions as genuinely intense in town, posters citing readings near ninety-five Fahrenheit on the hottest days. Regulars call Arenal National Park itself noticeably cooler, highs there typically running in the upper seventies to low eighties even when La Fortuna proper feels considerably warmer. Posters recommend the La Fortuna Waterfall, the 1968 Park, El Silencio Trail and the Mistico Hanging Bridges as strong April picks, several regulars naming all four in the same itinerary. Regulars recommend a Rio Celeste day tour as a real addition for anyone with an extra day, the drive there considered worthwhile on its own. Posters recommend Don Rufino for a nicer dinner and Soda La Parada for a casual, local option, both named repeatedly across April trip reports. The record: 28.9C days feeling like 33C, 21C nights, an extraordinarily high 58.8mm across over 11 days and 78 percent humidity.
La Fortuna-forum threads on mid-July weather describe a familiar daily pattern, posters calling on-and-off showers several times a day standard alongside genuinely hot, humid conditions at midday. Regulars call a heavy afternoon downpour the most likely single event, though some days stay largely sunny throughout with no real disruption. Posters recommend a real umbrella and rain jacket regardless of forecast, conditions here capable of shifting within the hour. Regulars call nearly every tour still running in this weather, zip-lining the main exception when conditions turn genuinely severe. Posters describe July as still worth visiting despite the wetter pattern, the volcano and hot springs both rewarding regardless of a passing shower. Regulars recommend flexible daily plans given how unpredictable the exact timing runs this time of year. The record: 26.6C days feeling like 31C, 21.4C nights, an extraordinarily high 251.2mm across nearly 28 days and 93 percent humidity.
La Fortuna-forum threads on September weather confirm this sits within the wettest stretch of the local year, mornings generally the more reliable window before cloud and a real system build through the afternoon. Posters call the Arenal volcano itself genuinely hit-or-miss for visibility, cloud cover and showers frequently obscuring the peak for stretches at a time. Regulars describe humidity as staying close to saturated throughout, laundry famously refusing to fully air out and a warm afternoon feeling considerably heavier than the same reading in a drier month. Posters recommend scheduling hikes for the morning, afternoon plans genuinely riskier. Regulars call the hot springs and waterfalls worth the trip regardless of volcano visibility, both largely unaffected by a passing shower. Posters recommend real rain gear. The record: 27.5C days feeling like a punishing 33C, 21.4C nights, an extraordinarily high 270mm across nearly 29 days and 92 percent humidity.
Lägg till din egen anteckning från La Fortunas kort på kartan.
Klimatnormaler för La Fortuna — maj
Månadsmedelvärden från ERA5-reanalysen. AQI är månadens medelvärde för det amerikanska luftkvalitetsindexet.
Trängsel i La Fortuna i maj
Hur mycket folk det är på själva platsen — skollov och storhelger, månaderna en redaktör har märkt upp, och hur eftertraktade vädret gör dem. Aldrig en del av komfortpoängen.
Mellansäsongen helt vanlig månad(uppskattat)
Mest folkMycket folkMellansäsongLugnt
Bästa månaderna för vädret i La Fortuna
Rankat efter resmålets egen klimatkomfortpoäng över året — något helt annat än hur trångt det blir (se Trängsel ovan).
Hyfsat väderVädret i La Fortuna toppar februari–april.
Bäst väderHyfsat väderTuffast väder
På gång i La Fortuna i maj
Återkommande säsongsevenemang, naturskådespel, stängningar och helger — utvalda och källhänvisade.
- Säsong
Green season
1 maj – 30 nov · vanligtvisMonsunRain most afternoons, rates down, waterfalls at full noise. Arenal makes its own cloud, so the volcano is a lottery in these months whatever the forecast for the town says.
- Säsong
Wet season
MonsunRisk25 rainy days and about 259 mm in the month — the real kind of rainy season, not afternoon showers.
från klimatnormalerna
I närheten, och något är på gång
Inom 300 km från La Fortuna — en dagstur eller ett kort hopp — med något på gång den här månaden. Aldrig en del av komfortpoängen.
Var ligger La Fortuna?
La Fortuna i maj — vanliga frågor
- Är maj en bra tid att besöka La Fortuna?
- La Fortuna i maj: hett, genomblött, med ren luft — en chansning, med 25 regndagar. Månaden ligger på plats 8 av 12 för La Fortuna enligt SeasonMaps komfortpoäng (58/100).
- Hur är vädret i La Fortuna i maj?
- I maj har La Fortuna i snitt 28.3 °C som dagshögsta och 21.9 °C som nattlägsta, med ungefär 259 mm regn fördelat på cirka 24.6 regndagar.
- Hur är luftkvaliteten i La Fortuna i maj?
- La Fortuna har ett genomsnittligt amerikanskt luftkvalitetsindex (AQI) på ungefär 32 i maj.
Inom 300 km: Tortugueros Leatherback nesting, runt 1 mar – 31 maj och Bocas del Toros Sea turtle nesting, runt 1 mar – 31 okt.