Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average pressure in October
- Average wind speed in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average daylight in October
- Average sunshine in October
- Average sunshine days in October
- Average UV index in October
- Average cloud cover in October
- Average visibility in October
Weather in October
Temperature
With its high average temperature of 29.6°C (85.3°F) and a low of 19.9°C (67.8°F), October is regarded as the coldest month.Heat index
For most parts of October, the heat index is appraised at a torrid 37°C (98.6°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.Observations indicate that the heat index values are for shady locations with light wind. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.
Humidity
With an average relative humidity of 83%, October is the most humid month in San Francisco Lempa.Rainfall
In October, in San Francisco Lempa, the rain falls for 23.5 days. Throughout October, 188mm (7.4") of precipitation is accumulated. In San Francisco Lempa, during the entire year, the rain falls for 192.2 days and collects up to 1062mm (41.81") of precipitation.Daylight
The average length of the day in October is 11h and 49min.On the first day of the month, sunrise is at 05:45 and sunset at 17:45. On the last day of October, in San Francisco Lempa, sunrise is at 05:50 and sunset at 17:28 CST.
Sunshine
In October, the average sunshine is 8.3h.UV index
January, June through December, with an average maximum UV index of 6, are months with the lowest UV index in San Francisco Lempa. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The UV index of 6 during October leads to these advisories:
Stay clear of intense sun exposure. Solar protection is of utmost significance. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What month is the coldest in San Francisco Lempa?
Is it hot in San Francisco Lempa during October?
What is the most humid month in San Francisco Lempa?
What is the average humidity in October in San Francisco Lempa?
How much does it rain in San Francisco Lempa in October?
What is the average length of the day in October in San Francisco Lempa?
When are sunrise and sunset in October in San Francisco Lempa?
How many hours of sunshine does San Francisco Lempa have in October?
When is the lowest UV index in San Francisco Lempa?
What is the UV index reading in October in San Francisco Lempa?
Average temperature in October
San Francisco Lempa, El Salvador
- Average high temperature in October: 29.6°C
The warmest month (with the highest average high temperature) is March (34.1°C).
The month with the lowest average high temperature is October (29.6°C).
- Average low temperature in October: 19.9°C
The month with the highest average low temperature is April (22.3°C).
The coldest month (with the lowest average low temperature) is December (18.6°C).
Average pressure in October
San Francisco Lempa, El Salvador
- Average pressure in October: 1011.4mbar
The month with the highest atmospheric pressure is January (1013.7mbar).
The months with the lowest atmospheric pressure are May and October (1011.4mbar).
Average wind speed in October
San Francisco Lempa, El Salvador
- Average wind speed in October: 4.8km/h
The windiest month (with the highest average wind speed) is January (7.5km/h).
The calmest month (with the lowest average wind speed) is June (4.2km/h).
Average humidity in October
San Francisco Lempa, El Salvador
- Average humidity in October: 83%
The month with the highest relative humidity is October (83%).
The month with the lowest relative humidity is March (59%).
Average rainfall in October
San Francisco Lempa, El Salvador
- Average rainfall in October: 188mm
The wettest month (with the highest rainfall) is May (242mm).
The driest month (with the least rainfall) is January (1mm).
Average rainfall days in October
San Francisco Lempa, El Salvador
- Average rainfall days in October: 23.5 days
The month with the highest number of rainy days is September (27.5 days).
The month with the least rainy days is January (1.5 days).
Average daylight in October /
Average sunshine in October
San Francisco Lempa, El Salvador
- Average daylight in October: 11h and 5min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in October: 8h and 2min
The month with the most sunshine is April (Average sunshine: 11h and 24min).
The months with the least sunshine are January and December (Average sunshine: 7h and 42min).
Average sunshine days in October
San Francisco Lempa, El Salvador
- Average sunshine days in October: 7.1 days
The month with the most sunshine days is January (29 days).
The month with the least sunshine days is September (1.3 days).
Average UV index in October
San Francisco Lempa, El Salvador
- Average UV index in October: 6
The months with the highest UV index are February, March, April and May (UV index 7).
The months with the lowest UV index are January, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in October
San Francisco Lempa, El Salvador
- Average cloud cover in October: 42
The month with the most cloud cover is September (Cloud cover 44).
The months with the least cloud cover are January and December (Cloud cover 14).
Average visibility in October
San Francisco Lempa, El Salvador
- Average visibility in October: 8km
The months with the highest visibility are January, February, March, April and December (10km).
The month with the lowest visibility is September (7km).
San Francisco Lempa, El Salvador
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