Average annual temperature is 13.4 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -14.3 °C
Number of sunny days: 140 days
Number of rainy days: 210 days
Number of snow days: 15 days
Look at detailed online map of Băile Herculane
* Weather data for Băile Herculane Romania is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 18.3 | 16.3 | 19.7 | 19.6 | 24.5 | 30.0 | 34.6 | 33.5 | 28.7 | 26.1 | 17.2 | 15.2 |
| Average daytime temperature (°C) | 8.1 | 8.2 | 12.3 | 14.0 | 19.8 | 24.0 | 29.1 | 28.1 | 25.0 | 20.4 | 10.8 | 8.9 |
| Average temperature (°C) | 5.3 | 3.7 | 7.9 | 10.0 | 16.1 | 20.1 | 24.2 | 23.7 | 20.8 | 15.4 | 7.6 | 5.1 |
| Average night temperature (°C) | 3.1 | -0.1 | 3.7 | 5.9 | 12.3 | 16.2 | 18.9 | 19.5 | 17.1 | 11.1 | 4.4 | 2.2 |
| Absolute minimum temperature (°C) | -2.7 | -14.3 | -1.4 | 0.1 | 8.4 | 12.8 | 13.1 | 12.9 | 14.9 | 5.8 | -6.8 | -3.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.9 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.4 | 7.1 | 7.8 | 8.1 | 9.3 | 10.5 | 13.1 | 12.2 | 10.2 | 9.0 | 4.1 | 4.5 |
| Precipitation (mm) | 141 | 50 | 41 | 112 | 128 | 138 | 23 | 116 | 71 | 16 | 126 | 39 |
| Sunny days | 10 | 16 | 12 | 8 | 2 | 8 | 12 | 12 | 17 | 19 | 8 | 16 |
| Rainy days | 15 | 9 | 18 | 20 | 29 | 22 | 19 | 19 | 13 | 12 | 21 | 13 |
| Snow days | 6 | 3 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Băile Herculane during the most sunny months:
Months with the longest average daylight duration in Băile Herculane:
The largest precipitation sum in Băile Herculane is at