Average annual temperature is 19.3 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 5.0 °C
Number of sunny days: 130 days
Number of rainy days: 235 days
Look at detailed online map of Siallup
* Weather data for Siallup Myanmar is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 23.0 | 27.2 | 28.8 | 34.0 | 34.3 | 31.2 | 28.4 | 27.6 | 27.2 | 24.8 | 23.8 | 21.0 |
| Average daytime temperature (°C) | 19.6 | 23.6 | 25.4 | 29.5 | 28.6 | 27.2 | 25.8 | 25.0 | 24.3 | 22.3 | 20.4 | 17.9 |
| Average temperature (°C) | 13.6 | 16.7 | 18.6 | 22.1 | 22.4 | 22.2 | 22.0 | 21.6 | 21.2 | 19.2 | 16.8 | 14.4 |
| Average night temperature (°C) | 8.5 | 10.5 | 12.5 | 15.3 | 17.0 | 18.6 | 19.0 | 19.0 | 18.7 | 16.1 | 13.4 | 11.5 |
| Absolute minimum temperature (°C) | 5.0 | 7.7 | 10.2 | 10.6 | 13.7 | 16.3 | 18.1 | 17.3 | 17.3 | 13.2 | 10.6 | 9.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.3 | 13.6 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.1 | 9.7 | 11.2 | 10.6 | 9.7 | 8.9 | 7.2 | 8.2 | 8.8 | 8.8 | 8.3 |
| Precipitation (mm) | 0 | 0 | 58 | 62 | 214 | 395 | 401 | 453 | 323 | 198 | 123 | 60 |
| Sunny days | 30 | 28 | 16 | 19 | 10 | 0 | 0 | 0 | 0 | 2 | 12 | 13 |
| Rainy days | 1 | 0 | 15 | 11 | 21 | 30 | 31 | 31 | 30 | 29 | 18 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Siallup is at