Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a very hot 35°C (95°F) to a tropical 30.3°C (86.5°F). Compared to daytime temperatures, San Pedro de Mérida's temperature drops significantly, averaging a refreshing 17°C (62.6°F) during the nights of September.Heat index
The heat index value for September is computed to be a hot 30°C (86°F). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.Heat index's context suggests values are appropriate for shady areas and slight breezes. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is the result of factoring in humidity to the air temperature, indicating perceived warmth. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Humidity
In September, the average relative humidity is 43%.Rainfall
In San Pedro de Mérida, in September, during 5 rainfall days, 10mm (0.39") of precipitation is typically accumulated. Throughout the year, in San Pedro de Mérida, Spain, there are 93.1 rainfall days, and 281mm (11.06") of precipitation is accumulated.Snowfall
In San Pedro de Mérida, snow does not fall in February through December.Daylight
In September, the average length of the day in San Pedro de Mérida is 12h and 26min.On the first day of September, sunrise is at 07:54 and sunset at 20:55. On the last day of the month, sunrise is at 08:20 and sunset at 20:08 CEST.
Sunshine
In San Pedro de Mérida, the average sunshine in September is 9.5h.UV index
In San Pedro de Mérida, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: The UV index of 6 in September translates into these instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
How hot is it in San Pedro de Mérida in September?
What is the average humidity in September in San Pedro de Mérida?
How much does it rain in San Pedro de Mérida in September?
When it does not snow in San Pedro de Mérida?
What is the average length of the day in September in San Pedro de Mérida?
When is the sunrise / sunset in September in San Pedro de Mérida?
How long on average sun shines in September in San Pedro de Mérida?
What is the UV index intensity in September in San Pedro de Mérida?
Average temperature in September
San Pedro de Mérida, Spain
- Average high temperature in September: 30.3°C
The warmest month (with the highest average high temperature) is August (35°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in September: 17°C
The month with the highest average low temperature is July (19.2°C).
The coldest month (with the lowest average low temperature) is January (3.9°C).
Average pressure in September
San Pedro de Mérida, Spain
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is December (1023.2mbar).
The month with the lowest atmospheric pressure is July (1014.9mbar).
Average wind speed in September
San Pedro de Mérida, Spain
- Average wind speed in September: 8.3km/h
The windiest month (with the highest average wind speed) is March (11.6km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).
Average humidity in September
San Pedro de Mérida, Spain
- Average humidity in September: 43%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (36%).
Average rainfall in September
San Pedro de Mérida, Spain
- Average rainfall in September: 10mm
The wettest month (with the highest rainfall) is November (43mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in September
San Pedro de Mérida, Spain
- Average rainfall days in September: 5 days
The month with the highest number of rainy days is April (13.3 days).
The months with the least rainy days are July and August (1.8 days).
Average snowfall in September
San Pedro de Mérida, Spain
- Average snowfall in September: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
San Pedro de Mérida, Spain
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
San Pedro de Mérida, Spain
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 7h and 18min).
Average sunshine days in September
San Pedro de Mérida, Spain
- Average sunshine days in September: 23.5 days
The month with the most sunshine days is August (28.4 days).
The month with the least sunshine days is April (14.4 days).
Average UV index in September
San Pedro de Mérida, Spain
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
San Pedro de Mérida, Spain
- Average cloud cover in September: 15
The month with the most cloud cover is January (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 6).
Average visibility in September
San Pedro de Mérida, Spain
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).
San Pedro de Mérida, Spain
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