Average annual temperature is 26.6 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 19.9 °C
Number of sunny days: 115 days
Number of rainy days: 250 days
Look at detailed online map of Grojongan
* Weather data for Grojongan Indonesia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 31.3 | 30.4 | 31.7 | 32.8 | 32.5 | 33.8 | 33.0 | 35.8 | 37.0 | 37.7 | 37.1 | 36.8 |
| Average daytime temperature (°C) | 29.3 | 28.5 | 30.1 | 30.5 | 31.0 | 32.4 | 31.4 | 33.9 | 34.9 | 36.4 | 34.5 | 32.8 |
| Average temperature (°C) | 25.5 | 24.9 | 25.6 | 26.1 | 26.3 | 27.0 | 25.9 | 26.5 | 27.0 | 29.0 | 28.3 | 27.4 |
| Average night temperature (°C) | 22.9 | 22.6 | 22.7 | 23.2 | 22.8 | 23.3 | 21.9 | 21.5 | 22.0 | 24.1 | 24.5 | 24.0 |
| Absolute minimum temperature (°C) | 21.7 | 21.8 | 21.5 | 21.8 | 21.3 | 22.2 | 20.3 | 19.9 | 20.1 | 22.9 | 23.2 | 22.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.6 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.3 | 6.0 | 8.7 | 9.4 | 10.3 | 10.8 | 10.6 | 10.9 | 11.0 | 11.2 | 10.6 | 10.1 |
| Precipitation (mm) | 215 | 313 | 341 | 223 | 151 | 32 | 48 | 1 | 7 | 28 | 146 | 202 |
| Sunny days | 1 | 0 | 1 | 1 | 18 | 8 | 18 | 27 | 23 | 8 | 0 | 10 |
| Rainy days | 30 | 28 | 30 | 29 | 13 | 22 | 13 | 4 | 7 | 23 | 30 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grojongan is at