September weather forecastPanajachel, Guatemala

September

Weather in September

Panajachel's weather in September maintains a consistent pattern with the preceding months. The rainfall is slightly higher than August, clocking in at an average of 283mm (11.14"). Daylight remains consistent, providing sufficient room for activity during the day. Despite being entrenched in the rainy season, September spots Panajachel's continuous adaptation to the weather changes.

Temperature

The shift to September signals an average high-temperature of a still pleasant 21°C (69.8°F), subtly varied from August's 21.9°C (71.4°F). During September, an average low-temperature of 13.6°C (56.5°F) is observed.

Humidity

September is the most humid month, with an average relative humidity of 87%.

Rainfall

In Panajachel, in September, it is raining for 28.8 days, with typically 283mm (11.14") of accumulated precipitation. In Panajachel, during the entire year, the rain falls for 263.6 days and collects up to 2061mm (81.14") of precipitation.

Daylight

In September, the average length of the day is 12h and 13min.
On the first day of the month, sunrise is at 05:52 and sunset at 18:16. On the last day of September, in Panajachel, sunrise is at 05:54 and sunset at 17:54 CST.

Sunshine

The average sunshine in September is 8.7h.

UV index

The months with the highest UV index are January through October and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during September translates into the following guidance:
Undertake precautions - It is suggested to shield oneself from sunburn. It's recommended to limit sun exposure when its radiation is at its peak during midday. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Frequently asked questions

The high-temperature, in September, in Panajachel, records 21°C (69.8°F), while the low-temperature is 13.6°C (56.5°F).

September is the most humid month, with an average relative humidity of 87%.

In September, the average relative humidity in Panajachel is 87%.

In Panajachel, in September, during 28.8 rainfall days, 283mm (11.14") of precipitation is typically accumulated.

The average day length in September in Panajachel, Guatemala, is 12h and 13min.

On the first day of September in Panajachel, sunrise is at 05:52 and sunset at 18:16. On the last day of the month, sunrise is at 05:54 and sunset at 17:54 CST.

In Panajachel, Guatemala, the average sunshine duration in September is 8.7h.

January through October and December, with an average maximum UV index of 5, are months with the highest UV index.

In Panajachel, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Panajachel, Guatemala

  • Average high temperature in September: 21°C

The warmest month (with the highest average high temperature) is April (23.8°C).
The month with the lowest average high temperature is October (20.7°C).

  • Average low temperature in September: 13.6°C

The month with the highest average low temperature is May (14.3°C).
The coldest month (with the lowest average low temperature) is January (10.2°C).

Average pressure in September
Panajachel, Guatemala

  • Average pressure in September: 1012.7mbar

The month with the highest atmospheric pressure is January (1015.3mbar).
The month with the lowest atmospheric pressure is May (1012.6mbar).

Average wind speed in September
Panajachel, Guatemala

  • Average wind speed in September: 4.4km/h

The windiest month (with the highest average wind speed) is January (6.1km/h).
The calmest month (with the lowest average wind speed) is May (4.1km/h).

Average humidity in September
Panajachel, Guatemala

  • Average humidity in September: 87%

The month with the highest relative humidity is September (87%).
The month with the lowest relative humidity is March (69%).

Average rainfall in September
Panajachel, Guatemala

  • Average rainfall in September: 283mm

The wettest month (with the highest rainfall) is May (372mm).
The driest month (with the least rainfall) is January (14mm).

Average rainfall days in September
Panajachel, Guatemala

  • Average rainfall days in September: 28.8 days

The months with the highest number of rainy days are June and October (29.2 days).
The month with the least rainy days is February (10.8 days).

Average daylight in September /
Average sunshine in September
Panajachel, Guatemala

  • Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in September: 8h and 42min

The month with the most sunshine is April (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 7h and 12min).

Average sunshine days in September
Panajachel, Guatemala

  • Average sunshine days in September: 0.6 days

The month with the most sunshine days is December (13.5 days).
The month with the least sunshine days is October (0.5 days).

Average UV index in September
Panajachel, Guatemala

  • Average UV index in September: 5

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 5).
The month with the lowest UV index is November (UV index 4).

Average cloud cover in September
Panajachel, Guatemala

  • Average cloud cover in September: 50

The month with the most cloud cover is June (Cloud cover 51).
The months with the least cloud cover are January and February (Cloud cover 19).

Average visibility in September
Panajachel, Guatemala

  • Average visibility in September: 8km

The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are May, June, August, September and October (8km).