Météo à Montevideo en mars
À Montevideo en mars : chaud, pluvieux, avec un air pur — une excellente période pour y aller.
Mise à jour : septembre 2026 · normales climatiques issues de la réanalyse ERA5
N° 4 sur 12 mois à Montevideo · n° 302 sur 1413 dans le monde en mars · confort 86/100 (niveau A)
- Jour
- 25°C
- Nuit
- 18°C
- Jours de pluie
- 9
- Soleil
- 9.8 h
- Humidité
- 73%
- Durée du jour
- 12 h

Notes de voyageurs sur Montevideo en mars
Regulars field a recurring question about whether the water has already turned too cold for swimming by this point, and the consistent answer is no - this month runs genuinely cooler than the January-February peak on land, but the sea itself stays comfortably warm for most visitors. Our row backs that warm, still-showery read, 25.2C reading as a hot 27C, over 17.7C nights, with 87.2mm of rain across 9.1 days and humidity at 73 percent. Regulars are consistent this remains a genuinely pleasant month overall for exploring the Rambla and Ciudad Vieja, warm days without peak summer's most intense heat, cooling further by month's end. The sea sits at a warm 25.2C. The record: 9.8 hours of sun, a 21.3 kph wind and one of the cleanest air readings in this project, AQI 32.
Les autres mois à Montevideo
Montevideo-forum threads on February weather confirm it's the height of southern-hemisphere summer here, warm, beach-ready days that posters compare to a mild North Carolina August rather than anything tropical or extreme. The Rambla waterfront and nearby beaches are called the default way locals spend a hot afternoon, and regulars recommend the same, with an evening stroll once the heat eases as the sun drops. Wind off the Rio de la Plata is a near-constant feature and can pick up enough to matter for beach plans, worth checking before committing to a full day on the sand. Showers do pass through on occasion but are described as brief rather than day-ruining. Regulars call February one of the liveliest, most reliably warm months to be in the city. The record: 27.4C days feeling like a punishing 30C, 19.3C nights, a 24.7C sea, 72 percent humidity and 10.7 hours of sun.
Montevideo-forum threads on general weather confirm January as the hottest month of the year here, warm days and balmy nights that make it a genuine peak-summer destination on Uruguay's coast. Humidity stays high year-round, but posters note January and February actually run slightly less humid than the cooler months, the trade-off being that heat rather than dampness is the main discomfort in summer. Rain is described as a real but limited presence, showers passing through without dominating the month, and January specifically posts some of the lowest rainfall totals of the year. Long daylight hours through the Southern Hemisphere summer stretch the day considerably, plenty of time for the beach promenade and the historic old town both. Regulars call January and February the prime window for beach time along the Pocitos waterfront. The record: 27.1C days feeling like a sticky 30C, 19.4C nights, 66mm across 7.1 days, a 25.3C sea, 70 percent humidity and 11.9 hours of sun.
October in Montevideo is the month regulars compare to an English spring: pleasant and cool for walking the city, a little rain, nights chilly enough for a light jacket or sweater, and not warm enough for the beach - our row gives 19.9C days over 12.5C nights with a 17C sea. They also call it a strange month, because the years differ sharply: one October brings driving rain and strong cold winds off the Atlantic, the next is 20C and sunny throughout. The wind is the constant, and our row's 23.2 kph says the same. The record: 8.1 precipitation days carrying 80.2mm, humidity 74 percent, 9.6 hours of sun and AQI 32.
Montevideo-forum regulars describe the summer here as hot and humid rather than Mediterranean - one long-running comparison puts it near a Toronto summer, with humidity into the high 70s - and December is where that season starts. It is also when the city's own beaches come alive: Pocitos is packed from December to early March, and the rambla runs more than 20km along the water, so the walk is as much the point as the sand. Out along the coast the resort towns fill from about 26 December, which is the week to book around rather than through. The record: 25.5C days feeling like 27C, 17.3C nights, 7.7 precipitation days, 11.9 hours of sun, a 23.9C river-sea and a 23 kph breeze.
Ajoute ta propre note depuis la fiche de Montevideo sur la carte.
Normales climatiques à Montevideo — mars
Moyennes mensuelles issues de la réanalyse ERA5. L’AQI est l’indice américain de qualité de l’air (US AQI) moyen du mois.
Affluence à Montevideo en mars
À quel point le lieu lui-même est fréquenté — vacances scolaires et grands départs, les mois signalés par la rédaction, et l’attrait que la météo leur donne. Jamais pris en compte dans le score de confort.
Pic d’affluenceUruguayan carnival, Semana de Turismo, vacances scolaires dans 3 des pays d’où viennent ses visiteurs(estimé)
Pic d’affluenceFréquentéIntersaisonCalme
Les meilleurs mois pour la météo à Montevideo
Classés selon le score de confort climatique propre à cette destination au fil de l’année — autre chose que son affluence (voir Affluence plus haut).
Météo correcteÀ Montevideo, la météo varie peu au fil de l’année — le confort reste assez stable tous les mois.
Au programme à Montevideo en mars
Événements saisonniers récurrents, spectacles naturels, fermetures et vacances — sélectionnés et sourcés.
- Festival
Uruguayan carnival
22 janv. – 8 marsBondéThe longest carnival anywhere: forty days of murga competing nightly in neighbourhood tablados from late January, opened by a parade down 18 de Julio. It is a season, not a weekend. Source ↗
- Vacances
Semana de Turismo
29 mars – 5 avr.Pâques et Semaine sainteFermeturesUruguay takes Holy Week off under a secular name and leaves town; the capital is shut and quiet while the Criolla del Prado runs gaucho rodeo at the fairground. Banks and offices close all week. Source ↗
- Festival
Semana Criolla del Prado
25 mars – 15 avr. · en généralGrand festivalBondéGaucho rodeo and folk fair run by the city at the Rural del Prado grounds since 1925, held during the same Easter-linked week as Semana de Turismo, with jineteada horse riding, folk music and criollo food stalls. Source ↗
- Saison
Rambla and beach season
1 déc. – 15 mars · en généralMer assez chaudePocitos and Malvin fill up once the water warms, and the rambla is the city's living room from late afternoon until dark. The wind off the Plata decides which side of it you sit on.
Où se trouve Montevideo ?
Montevideo en mars — FAQ
- Est-ce une bonne période pour aller à Montevideo en mars ?
- À Montevideo en mars : chaud, pluvieux, avec un air pur — une excellente période pour y aller. Sur le score de confort de SeasonMap, ce mois se classe au rang 4 sur 12 pour Montevideo (86/100).
- Quel temps fait-il à Montevideo en mars ?
- En mars, Montevideo affiche en moyenne une maximale de 25.2 °C et une minimale de 17.7 °C, avec environ 87.2 mm de pluie sur à peu près 9.1 jours de pluie.
- Quelle est la qualité de l’air à Montevideo en mars ?
- En mars, l’indice américain de qualité de l’air (US AQI) moyen à Montevideo tourne autour de 32.