October weather forecast
San Marcos, Nicaragua

October in San Marcos witnesses a decrease in high temperatures to 29.1°C (84.4°F) and a marginal decline in low temperatures to 23.1°C (73.6°F), while relative humidity climbs to its peak at 85%. The city confronts the highest rainfall of 401mm (15.79"), indicating the peak of the city's wet season. Correspondingly, daylight and sunshine days narrow down. Wind speed records a slight increase, cutting through the city's heated humidity. Although cloud cover peaks and visibility drops to the lowest of the year, the city's weather retains a distinctive charm.

Temperature

October, with average temperatures reaching a high of 29.1°C (84.4°F) and a low of 23.1°C (73.6°F), is the coldest month in San Marcos, Nicaragua.

Heat index

During October, the heat index is appraised at a very hot 36°C (96.8°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

The most humid month in San Marcos is October, with an average relative humidity of 85%.

Rainfall

October is the month with the most rainfall. Rain falls for 29.7 days and accumulates 401mm (15.79") of precipitation.

Daylight

The average length of the day in October in San Marcos is 11h and 52min.
On the first day of October, sunrise is at 05:33 and sunset at 17:34. On the last day of the month, sunrise is at 05:37 and sunset at 17:19 CST.

Sunshine

The average sunshine in October in San Marcos is 7.6h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 7 during October translates into the following guidance:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.