Climate and monthly weather forecast
Portobelo, Panama

The situated Portobelo in Panama falls under the Köppen climate classification, populated by a tropical monsoon climate. Its location on the Caribbean coast of Panama further influences the weather conditions, delivering ample warmth and humidity throughout the year. Driven by the Köppen climate classification, the town experiences lesser temperature disparities, observing a nearly consistent temperature range from 26.8°C (80.2°F) to 29.3°C (84.7°F). This temperature range defines the overall environmental conditions of Portobelo, offering a year-round warm climate with high humidity.

An in-depth examination of Portobelo’s climate data reveals an increment in the sea temperature from 26.8°C (80.2°F) to 29.3°C (84.7°F), typically registered from February to September. As it reaches the peak in the midyear, it starts to descend thereafter but does not fall below 26.8°C (80.2°F). Simultaneously, the daylight fluctuates between 11.6 hours to a maximum of 12.7 hours. This change is noteworthy, observing the longest day around midyear, while the least hours of daylight feature in the beginning and ending months.

An intriguing aspect of Portobelo's climate is the constantly warm sea temperature, ranging from 27.3°C (81.1°F) to 29.3°C (84.7°F). Such conditions provide favorable circumstances for water-related activities throughout the year. However, there is a slight increase in temperature during the midyear, creating the warmest period, whereas the beginning and ending months witness the coldest phase.

The best time to visit Portobelo can be considered when the sea temperature is at its highest and daylight hours are extended. Between May and September, the sea temperature soars to 28.8°C (83.8°F) to 29.3°C (84.7°F), offering perfect conditions for water sports and beach outings. Moreover, during these months, daylight extends from 12.6 hours to 12.7 hours, ensuring a longer day for tourist activities.

The least favorable time for a visit to Portobelo is suggested when the sea temperature and daylight hours are relatively lesser. The months of January and December experience the coldest sea temperature, dropping to 27.3°C (81.1°F) and 27.9°C (82.2°F) respectively. Furthermore, daylight hours in these months are minimized to 11.6 hours, indicating shorter daylight for outdoor activities.

During the spring months of March, April, and May, Portobelo experiences a substantial increase in sea temperature. From 27.3°C (81.1°F) in March, it jumps to 28.8°C (83.8°F) by May, establishing a warm environment. Coupled with this, the daylight extends from 12.1 hours to 12.6 hours, indicating longer days for explorations and activities.

Summer in Portobelo lasts from June to August. During this period, the town witnesses the highest sea temperature of the year, ranging from 29°C (84.2°F) to 29.3°C (84.7°F). Furthermore, the daylight duration stands at its peak, stretching from 12.6 hours to 12.7 hours, ensuring extended hours for beach and water fun.

Autumn, spanning September, October, and November, sees a slight decline in the sea temperature, ranging from 29.3°C (84.7°F) in September to 28.4°C (83.1°F) in November. Concurrently, daylight hours diminish from 12.2 hours to 11.7 hours. Despite the drop in temperatures and daylight, the weather remains relatively warm and conducive for outdoor activities.

Winter in Portobelo, commencing in December and ending in February, records the lowest sea temperature of the year. It stands between 27.3°C (81.1°F) to 27.9°C (82.2°F), marking the coldest period of Portobelo. Furthermore, daylight is minimized to 11.6 hours in December and January, gradually increasing to 11.8 hours in February. Despite being the coldest period, the winter season still renders a warm climate suitable for tourists.

January in Portobelo, Panama, introduces the New Year with consistently warm tropical temperatures. The sea deems to retain some warmth from the previous year with a temperature of 27.3°C (81.1°F), offering respite from the heat on land. Weather in January »

Following January, February experiences a slightly cooler sea temperature, dropping to 26.8°C (80.2°F). This fractional decrease does little to affect the overall warm climate that encompasses this Panama port city. Noticeably, the daylight extends in this month as well, albeit by a modest margin of few minutes and providing ample time for day trips and excursions. Weather in February »

March brings with it slightly warmer waters, showing a return to the previous levels of 27.3°C (81.1°F) hovering similar to January. Not limited to the sea, the increased warmth is also felt on land, making it an excellent month for lounging by the beach. Weather in March »

April signals the arrival of an increased sea temperature from 27.3°C (81.1°F) to 27.9°C (82.2°F), hinting at the forthcoming sweltering summer months. The extended daylight hours, reaching 12.3 hours, allow sufficient time for exploration of Portobelo's rich historical offerings. Weather in April »

With the sea presenting a considerable jump of temperature to 28.8°C (83.8°F), May marks the advent of the tropical summer. Following suit, the on-shore heat also intensifies, making it the warmest time of the year. The daylight hours extend further, reaching their peak with an average of 12.6 hours in May. Weather in May »

June bears witness to the yearly highest sea temperature in Portobelo, Panama, hitting an impressive 29.3°C (84.7°F), signalling the peak of the summer season. The balmy seawater is especially inviting for water sports enthusiasts and beachgoers, accommodating swimming and snorkelling trips into the warm tropical waters. Weather in June »

In the heart of summer, July sees a slight dip in the sea temperature to 29°C (84.2°F), however, it does nothing to detract from the overall warmth. Akin to the previous month, water activities continue to stay at the top of attraction lists. Weather in July »

As August rolls in, the sea temperature decreases marginally from July's readings to an average of 28.7°C (83.7°F), indicating the slow but imminent approach of the cooler months. Despite the gradual decline, the weather remains largely hospitable for a variety of recreational beach activities. Weather in August »

A significant rise back to 29.3°C (84.7°F) signals a second peak of sea temperature in September, an unusual occurrence, before the onset of the cooler autumn months. This resurgence of heat is a welcome surprise for late summer visitors, providing an extended window for water-based activities. Weather in September »

Heading into October, the sea temperature stays constant at 29.3°C (84.7°F), continuing from September's unexpected resurgence. A marked offering to late vacationers, visiting Portobelo in the latter part of the year. Visitors who missed the traditional summer season find delight in this extended summer, promoting tourism well into the approaching fall. Weather in October »

As November settles in, a significant drop is observed in the sea temperature, averaging 28.4°C (83.1°F), indicating the onset of the cooler dry season. This joyous relief from the summer heat is welcomed by residents and tourists alike, establishing November as an appealing month for travel. Weather in November »

Concluding the year, December brings a further drop in sea temperature to 27.9°C (82.2°F), signifying the full onset of the dry season. This transition from the hot months to cooler climatic conditions is characteristic of Portobelo's tropical maritime climate. Weather in December »