The climate of Formiga
Placement on the globe and overall climate characteristics create distinct monthly patterns for
Formiga,
São Tomé and Príncipe, encoded in the Köppen climate classification as As - a tropical wet and dry or savanna type with a pronounced 'summer' dry season. Unraveling this classification reveals stable temperatures, immense rainfall levels, and variable wind speeds.
A delicate variance in monthly temperatures harbors a degree or two difference between peaks and troughs throughout the year. The average high temperature hovers from 24.5°C (76.1°F) to 28.8°C (83.8°F), while the low temperature fluctuates from 23°C (73.4°F) to 27.5°C (81.5°F), demonstrating the tropical nature of this climate. Humidity remains relatively constant year-round between 76% and 83%.
Rainfall in Formiga, measured both in millimeters and the number of rainy days, enjoys an undulating pattern. There are periods with a deluge of rain, reaching up to 224mm (8.82") in
November with an average of 26.7 days of rain, followed by markedly dry months, noticeably from
June to
September, with just 9mm (0.35") to 35mm (1.38") of precipitations spread over 7.3 to 15.8 days.
The best time to visit Formiga
Seasonal shifting paints the ideal period to visit
Formiga between
June and
September. During this span, reduced rainfall delights visitors as precipitation ranges from 9mm (0.35") to 35mm (1.38") over 7.3 to 15.8 days. Be prepared to bask in warm temperatures with an average high encompassing from 24.5°C (76.1°F) to 25.6°C (78.1°F) and a low from 23°C (73.4°F) to 24.3°C (75.7°F). With 6 to 6.4 sunshine hours per day on average and the sun visible for all 12.1 daylight hours, plenty of opportunities for outdoor activities present themselves. Wind speeds moderate during these months, settling between 16.8km/h (10.4mph) to 17.7km/h (11mph).
The worst time to visit Formiga
Experts advise against planning a visit to
Formiga from
October to
January as the city encounters its heaviest rainfall, amounting from 159mm (6.26") to 224mm (8.82") across 24.7 to 28.6 rainy days. While temperatures remain welcoming, ranging in high from 26.4°C (79.5°F) to 28°C (82.4°F) and low from 25.5°C (77.9°F) to 27°C (80.6°F), relentless rain and high humidity at 81% to 83% could curtail outdoor activities. Furthermore, reduced sunshine hours, between 6.7h to 8.2h, and lower visibility, down from 9km (5.6mi) to 10km (6.2mi), present less-than-optimal touristic conditions.
Spring weather in Formiga
Spring in
Formiga, stretching from
March to
May, denotes an escalation in temperature, with the high averaging 27.8°C (82°F) to 28.8°C (83.8°F) and the low oscillating between 26.3°C (79.3°F) to 27.5°C (81.5°F). Humidity remains constant at approximately 79% and rainfall starts to slacken, settling between 100mm (3.94") to 130mm (5.12") over 22 to 24.4 days. Sunshine hours range from 7.6h to 8.4h, bathing Formiga in ample light during the 12.1 daylight hours.
Summer weather in Formiga
Formiga witnesses summer from
June to
August, characterized by a slight dip in temperatures with highs oscillating from 24.5°C (76.1°F) to 25.6°C (78.1°F) and lows from 23°C (73.4°F) to 24.3°C (75.7°F). A pronounced drop in rainfall enlivens this period as precipitation plummets to 9mm (0.35") to 22mm (0.87") over just 7.3 to 12.8 days. A notable drop in sunshine hours to 5h to 6.4h coupled with a hike in wind speeds up to 17.6km/h (10.9mph) to 17.7km/h (11mph) marks these months.
Autumn weather in Formiga
Taking a breeze through autumn months from
September to
November in
Formiga, one can notice temperatures' mild rise, with the high shifting from 25.5°C (77.9°F) to 27.1°C (80.8°F) and the low from 24.6°C (76.3°F) to 26.2°C (79.2°F). However, rainfall storms back with vengeance, escalating from 35mm (1.38") to 224mm (8.82") spread across 15.8 to 26.7 days. Average sunshine hours swing between 5.4h to 7h, ensuring enough light during the standard 12.1 daylight hours.
Winter weather in Formiga
Winter in
Formiga, spanning
December and
January, maintains a consistent rainfall of 130mm (5.12") to 159mm (6.26"), dispersed over 27.1 to 28.6 rainy days. Temperatures keep themselves comfortable with a high between 27.5°C (81.5°F) to 28°C (82.4°F) and a low between 26.6°C (79.9°F) to 27°C (80.6°F). Average sunshine hours stand at 8.2h in December and dwindle slightly to 8h in January while wind speeds taper off to 10.8km/h (6.7mph) to 11.1km/h (6.9mph), making for a calmer end to the year.
Weather in January
Moving into the early days of the year in
Formiga,
São Tomé and Príncipe, one can expect stable temperature ranges. While weather patterns largely remain consistent across the period,
January introduces the year with a substantial amount of rainfall, standing at 130mm (5.12") for the entire month.
Weather in January »Weather in February
Weather in March
In
March, the city of
Formiga experiences a minor boost in several weather factors. The most apparent progress involves rainfall that swells up to 119mm (4.69"), bringing in slightly more wet days than
February. However, these are also days of longer sun exposure and more warmth in the air.
Weather in March »
Weather in April
April in
Formiga,
São Tomé and Príncipe ushers in changes subtly distinct from
March. Elevated rainfall of 126mm (4.96") and a marginally increased minimum average temperature reflect a wetter and warmer atmosphere. This, combined with adequate daylight hours, ensures a comfortable, tropical experience.
Weather in April » Weather in May
The month of
May brings visible transformations to the weather in
Formiga. With reduced temperature highs dipping to 27.8°C (82°F) and a minor rise in relative humidity to 79%, it can be said that May introduces a comfortable balance between warmth and humidity.
Weather in May »Weather in June
True to the tropical climate, there is a considerable shift in
Formiga’s weather during
June. There is significantly less rainfall and a significant reduction in average high temperatures, which now stand at 25.6°C (78.1°F). Simultaneously, cloud cover increases more noticeably, contributing to a cooler atmosphere.
Weather in June »
Weather in July
The transition from
June to
July in
Formiga exhibits minimal variations. A noteworthy fact in July is the absolute minimal rainfall of 9mm (0.35") for the month, making it one of the driest periods of the year. The UV index takes a dip, indicating slightly less strong sunrays.
Weather in July »Weather in August
Weather in September
September carries over the essence of
August weather, with minor adjustments in various parameters. The return of the rainy season is validated with a significant increase in rainfall up to 35mm (1.38"). There is a slight cooling phenomenon with the minimum temperature rising subtly in contrast to the drop in maximum average temperature.
Weather in September »
Weather in October
October signifies a salient shift towards heavy rainfall in
Formiga, amounting to 220mm (8.66") across the month. Despite this steep rise in precipitation, the temperature averages and extent of sunshine remain stable, ensuring the city’s tropical comfort is not compromised.
Weather in October » Weather in November
Coming to
November, the most striking aspect is the heavy rainfall.
Formiga records its peak rainfall for the year at 224mm (8.82") during this month. Despite this, the sky is relatively clear; the city records lower cloud coverage than the previous month.
Weather in November »Weather in December
Rounding out the year,
Formiga’s weather story in
December shows continuance from
November with a slight easing in multiple areas. The rainfall recedes to 159mm (6.26"), a definitive decline from the preceding month’s peak.
Weather in December »