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
The coldest time of the year in Chalchuapa is October, with temperatures averaging a high of 27.9°C (82.2°F) and a low of 18.5°C (65.3°F).Heat index
The average heat index in October is computed to be a hot 33°C (91.4°F). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.Understand that the heat index values take into account shaded locations and mild winds. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Humidity
October is the most humid month, with an average relative humidity of 86%.Rainfall
In Chalchuapa, in October, it is raining for 23.1 days, with typically 190mm (7.48") of accumulated precipitation. In Chalchuapa, during the entire year, the rain falls for 181.4 days and collects up to 1055mm (41.54") of precipitation.Daylight
In October, the average length of the day in Chalchuapa is 11h and 49min.On the first day of the month, sunrise is at 05:48 and sunset at 17:48. On the last day of October, in Chalchuapa, sunrise is at 05:53 and sunset at 17:31 CST.
Sunshine
With an average of 7.2h of sunshine, October has the least sunshine of the year in Chalchuapa.UV index
January through August, October through December, with an average maximum UV index of 6, are months with the highest UV index in Chalchuapa. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: During October, 6 as the daily maximum UV index converts into the following advice:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Chalchuapa?
What is the usual temperature for Chalchuapa in October?
What is the most humid month in Chalchuapa?
What is the average humidity in October in Chalchuapa?
How many days does it rain in October in Chalchuapa?
What is the average length of the day in October in Chalchuapa?
What time are sunrise and sunset in October in Chalchuapa?
What is the month with the least sunshine in Chalchuapa?
How long on average sun shines in October in Chalchuapa?
When is the highest UV index in Chalchuapa?
How high is the UV index in October in Chalchuapa?
Average temperature in October
Chalchuapa, El Salvador
- Average high temperature in October: 27.9°C
The warmest month (with the highest average high temperature) is April (33.2°C).
The month with the lowest average high temperature is October (27.9°C).
- Average low temperature in October: 18.5°C
The month with the highest average low temperature is May (20.7°C).
The coldest month (with the lowest average low temperature) is January (16.3°C).
Average pressure in October
Chalchuapa, El Salvador
- Average pressure in October: 1011.7mbar
The month with the highest atmospheric pressure is January (1014.2mbar).
The months with the lowest atmospheric pressure are May and October (1011.7mbar).
Average wind speed in October
Chalchuapa, El Salvador
- Average wind speed in October: 5.3km/h
The windiest month (with the highest average wind speed) is January (9km/h).
The calmest month (with the lowest average wind speed) is September (4.2km/h).
Average humidity in October
Chalchuapa, El Salvador
- Average humidity in October: 86%
The month with the highest relative humidity is October (86%).
The month with the lowest relative humidity is March (63%).
Average rainfall in October
Chalchuapa, El Salvador
- Average rainfall in October: 190mm
The wettest month (with the highest rainfall) is May (198mm).
The driest month (with the least rainfall) is January (2mm).
Average rainfall days in October
Chalchuapa, El Salvador
- Average rainfall days in October: 23.1 days
The month with the highest number of rainy days is June (25 days).
The month with the least rainy days is January (1.9 days).
Average daylight in October /
Average sunshine in October
Chalchuapa, 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: 7h and 1min
The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 12min).
Average sunshine days in October
Chalchuapa, El Salvador
- Average sunshine days in October: 7.3 days
The months with the most sunshine days are January and December (28.5 days).
The month with the least sunshine days is September (3.7 days).
Average UV index in October
Chalchuapa, El Salvador
- Average UV index in October: 6
The months with the highest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 6).
The month with the lowest UV index is September (UV index 5).
Average cloud cover in October
Chalchuapa, El Salvador
- Average cloud cover in October: 53
The month with the most cloud cover is September (Cloud cover 57).
The month with the least cloud cover is January (Cloud cover 17).
Average visibility in October
Chalchuapa, El Salvador
- Average visibility in October: 7km
The months with the highest visibility are February, March and April (10km).
The month with the lowest visibility is September (6km).
Chalchuapa, El Salvador
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