September weather forecastMoyobamba, Peru
September
Weather in September
September signals a turning point in Moyobamba's weather pattern with a stark increase in rainfall. The weather continues to be warm, with average temperatures remaining consistent. Despite higher rainfall, the relative humidity remains fairly steady. The daylight hours begin to increase, signifying a transition towards longer days. Notably, September sees a remarkable increase in sunshine hours from 8.3 hours to 9.2 hours per day.Temperature
In Moyobamba, Peru, the average temperatures in September are the highest, with a peak at 28.7°C (83.7°F) and a low of 16.6°C (61.9°F).Heat index
The heat index for September is evaluated at a tropical 33°C (91.4°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. 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 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 73%.Rainfall
In Moyobamba, in September, during 19.3 rainfall days, 76mm (2.99") of precipitation is typically accumulated. In Moyobamba, during the entire year, the rain falls for 263.2 days and collects up to 1042mm (41.02") of precipitation.Daylight
In September, the average length of the day in Moyobamba is 12h and 5min.On the first day of September, sunrise is at 06:07 and sunset at 18:07. On the last day of the month, sunrise is at 05:52 and sunset at 18:02 -05.
Sunshine
In September, the average sunshine is 9.2h.UV index
The months with the highest UV index in Moyobamba are January through May, July through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.Note: The UV index of 6 during September translates into the following guidance:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Moyobamba, Peru
- Average high temperature in September: 28.7°C
The warmest month (with the highest average high temperature) is September (28.7°C).
The months with the lowest average high temperature are February and July (26.8°C).
- Average low temperature in September: 16.6°C
The month with the highest average low temperature is November (18.2°C).
The coldest month (with the lowest average low temperature) is July (15°C).
Average pressure in September
Moyobamba, Peru
- Average pressure in September: 1013.6mbar
The month with the highest atmospheric pressure is July (1015.5mbar).
The month with the lowest atmospheric pressure is November (1010mbar).
Average wind speed in September
Moyobamba, Peru
- Average wind speed in September: 4.3km/h
The windiest month (with the highest average wind speed) is December (5km/h).
The calmest month (with the lowest average wind speed) is May (4km/h).
Average humidity in September
Moyobamba, Peru
- Average humidity in September: 73%
The month with the highest relative humidity is March (84%).
The months with the lowest relative humidity are August and September (73%).
Average rainfall in September
Moyobamba, Peru
- Average rainfall in September: 76mm
The wettest months (with the highest rainfall) are March, October and November (112mm).
The driest month (with the least rainfall) is August (50mm).
Average rainfall days in September
Moyobamba, Peru
- Average rainfall days in September: 19.3 days
The month with the highest number of rainy days is March (26.3 days).
The month with the least rainy days is August (16.3 days).
Average daylight in September /
Average sunshine in September
Moyobamba, Peru
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 30min).
The month with the shortest days is June (Average daylight: 11h and 48min).
- Average sunshine in September: 9h and 12min
The month with the most sunshine is November (Average sunshine: 9h and 30min).
The month with the least sunshine is May (Average sunshine: 6h and 30min).
Average sunshine days in September
Moyobamba, Peru
- Average sunshine days in September: 9.3 days
The month with the most sunshine days is August (12.8 days).
The months with the least sunshine days are February and March (3.5 days).
Average UV index in September
Moyobamba, Peru
- Average UV index in September: 6
The months with the highest UV index are January, February, March, April, May, July, August, September, October, November and December (UV index 6).
The month with the lowest UV index is June (UV index 5).
Average cloud cover in September
Moyobamba, Peru
- Average cloud cover in September: 36
The month with the most cloud cover is March (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 36).
Average visibility in September
Moyobamba, Peru
- Average visibility in September: 8km
The months with the highest visibility are January, August, September, October, November and December (8km).
The months with the lowest visibility are February, March, April, May, June and July (7km).





