October weather forecast
Toa Alta, PR

October breeds noticeable changes in the weather dynamics of Toa Alta. While the temperatures start dipping, frequent rain showers dominate the month, contributing to lower daylight hours. The wind registers a slowdown, heightening the peaceful ambiance amidst the refreshing showers. Humidity levels hold steady with no significant differential from the preceding months. A unique facet of October's weather is the maximum amount of rainfall days, computed at 24, marking it as the wettest month in terms of frequency.

Temperature

In October, Toa Alta's weather conditions record an average high-temperature of a still warm 84.7°F (29.3°C), demonstrating little divergence from the preceding month. The October nights in Toa Alta show a slight decrease to a mean low-temperature of 78.4°F (25.8°C).

Heat index

October's heat index is computed to be a torrid 95°F (35°C). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
To combat high temperatures, the human body perspires and relies on sweat evaporation for cooling. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. Heat disorders may be on the horizon when body temperatures rise from inadequate heat management.

Humidity

The average relative humidity in October is 78%.

Rainfall

The month with the most rainfall is October, when the rain falls for 24 days and typically aggregates up to 3.82" (97mm) of precipitation.

Daylight

In October, the average length of the day in Toa Alta is 11h and 43min.
On the first day of October in Toa Alta, sunrise is at 6:15 am and sunset at 6:13 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 5:52 pm AST.

Sunshine

The average sunshine in October in Toa Alta, Puerto Rico, is 8.2h.

UV index

The months with the highest UV index in Toa Alta are May through November, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In October, a regular UV index of 7 translates into these guidelines:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.