September weather forecastCasa Grande, Peru
September
Weather in September
September, the first month of the spring in Casa Grande, is still a pleasant month, with temperature in the range of an average low of 16.3°C (61.3°F) and an average high of 20.8°C (69.4°F).Temperature
The advent of September reveals an average high-temperature of a still pleasant 20.8°C (69.4°F), showing minimal difference from the prior month. An average nighttime temperature of 16.3°C (61.3°F) marks September.Humidity
The months with the lowest humidity in Casa Grande are February, July through September, with an average relative humidity of 78%.Rainfall
The months with the least rainfall are June through September Rain falls for 1.5 days and accumulates 1mm (0.04") of rain.Daylight
The average length of the day in September is 12h and 4min.On the first day of September in Casa Grande, sunrise is at 06:17 and sunset at 18:15. On the last day of the month, sunrise is at 06:01 and sunset at 18:11 -05.
Sunshine
In Casa Grande, the average sunshine in September is 9.8h.UV index
June through October, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 5 during September leads to these advisories:
Undertake precautions - It is suggested to shield oneself from sunburn. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Casa Grande, Peru
- Average high temperature in September: 20.8°C
The warmest month (with the highest average high temperature) is February (25.1°C).
The month with the lowest average high temperature is August (20.3°C).
- Average low temperature in September: 16.3°C
The month with the highest average low temperature is February (21.6°C).
The coldest month (with the lowest average low temperature) is August (15.9°C).
Average pressure in September
Casa Grande, Peru
- Average pressure in September: 1014.9mbar
The month with the highest atmospheric pressure is August (1015.1mbar).
The month with the lowest atmospheric pressure is February (1012.7mbar).
Average wind speed in September
Casa Grande, Peru
- Average wind speed in September: 13km/h
The windiest month (with the highest average wind speed) is September (13km/h).
The calmest month (with the lowest average wind speed) is March (9.6km/h).
Average humidity in September
Casa Grande, Peru
- Average humidity in September: 78%
The month with the highest relative humidity is December (82%).
The months with the lowest relative humidity are February, July, August and September (78%).
Average rainfall in September
Casa Grande, Peru
- Average rainfall in September: 1mm
The wettest month (with the highest rainfall) is March (30mm).
The driest months (with the least rainfall) are June, July, August and September (1mm).
Average rainfall days in September
Casa Grande, Peru
- Average rainfall days in September: 1.5 days
The month with the highest number of rainy days is March (14 days).
The month with the least rainy days is August (0.3 days).
Average daylight in September /
Average sunshine in September
Casa Grande, Peru
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in September: 9h and 48min
The month with the most sunshine is November (Average sunshine: 11h and 48min).
The month with the least sunshine is March (Average sunshine: 8h and 54min).
Average sunshine days in September
Casa Grande, Peru
- Average sunshine days in September: 26.1 days
The month with the most sunshine days is October (26.5 days).
The month with the least sunshine days is March (14.7 days).
Average UV index in September
Casa Grande, Peru
- Average UV index in September: 5
The months with the highest UV index are January, February, March, April, May, November and December (UV index 6).
The months with the lowest UV index are June, July, August, September and October (UV index 5).
Average cloud cover in September
Casa Grande, Peru
- Average cloud cover in September: 15
The month with the most cloud cover is March (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in September
Casa Grande, Peru
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





