Panama City weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Fair
Best time to visit: January – March
What is the weather like in Panama City in September?
In September, Panama City is hot: daytime highs average 29 °C, and even at night it stays warm at around 24 °C. The sea averages 28.8 °C – lovely and warm for swimming. Expect around 4 hours of sunshine a day. It is the rainy season: rain falls on about 30 days, totalling 257 mm. The air is often humid and muggy. All in all, September is a so-so month for a holiday in Panama City.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 42 | 45 | 48 |
| Day | 29° | 29° | 28° |
| Night | 24° | 24° | 24° |
| Sea | 29° | 29° | 29° |
| Sun | 4 h | 4 h | 5 h |
| Rain days | 30 | 30 | 30 |
More details for September
- Daylight
- 12 h 11 min06:08 – 18:19
- UV index
- 13 · extremeclear sky, noon (estimate)All months
- Muggy days
- 30 daysdew point 18 °C or moreAll months
- Wind
- 12 km/haverage daily peakAll months
- Cloud cover
- 92 %on averageAll months
- Hot days
- 2 days30 °C or moreAll months
- Time zone
- UTC−5America/Panama
How the score comes together
- Temperatureweight 50 %81 %
- Sunshineweight 20 %23 %
- Few rainy daysweight 30 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in September
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Panama City in September: quick answers
Is Panama City hot in September?
Yes. In September, Panama City is hot: daytime highs average 29 °C and nights stay around 24 °C. On about 2 days the thermometer climbs to 30 °C or more.
Can you swim in Panama City in September?
Yes. In September the sea averages 28.8 °C – lovely and warm for swimming.
Does it rain much in Panama City in September?
It rains often – on about 30 days, adding up to 257 mm.
Panama City month by month
The whole year in Panama CityAll destinations: PanamaWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences