Average annual temperature is 12.3 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -19.6 °C
Number of sunny days: 204 days
Number of rainy days: 144 days
Number of snow days: 17 days
Look at detailed online map of Plano
* Weather data for Plano United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.9 | 15.0 | 21.2 | 27.8 | 30.9 | 32.1 | 35.3 | 35.5 | 33.5 | 31.9 | 20.0 | 14.8 |
| Average daytime temperature (°C) | 2.9 | 6.8 | 9.0 | 17.8 | 24.8 | 28.9 | 29.1 | 28.4 | 26.8 | 18.9 | 11.5 | 7.2 |
| Average temperature (°C) | -1.3 | 0.2 | 3.3 | 11.1 | 18.4 | 23.1 | 23.8 | 23.6 | 20.9 | 13.9 | 6.1 | 3.3 |
| Average night temperature (°C) | -4.2 | -4.6 | -0.8 | 5.8 | 12.5 | 17.6 | 19.1 | 19.6 | 16.0 | 10.0 | 1.8 | 0.3 |
| Absolute minimum temperature (°C) | -15.2 | -19.6 | -12.6 | -3.0 | 2.6 | 9.3 | 14.8 | 13.5 | 10.7 | -3.4 | -9.3 | -5.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.1 | 7.5 | 7.1 | 9.8 | 12.0 | 12.4 | 12.3 | 11.1 | 10.7 | 7.6 | 7.2 | 4.6 |
| Precipitation (mm) | 57 | 93 | 67 | 43 | 44 | 59 | 132 | 115 | 32 | 62 | 16 | 63 |
| Sunny days | 15 | 19 | 14 | 17 | 20 | 16 | 13 | 15 | 20 | 16 | 23 | 16 |
| Rainy days | 9 | 7 | 15 | 11 | 11 | 14 | 18 | 16 | 10 | 15 | 5 | 13 |
| Snow days | 7 | 2 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 |
The best time to visit Plano during the most sunny months:
The largest precipitation sum in Plano is at