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Milton Weather by Month
Average temperatures, rainfall and humidity for Milton, Canada, month by month, built from OpenWeather's historical records. Use it to see what a typical Milton month looks like before you travel — then check the live Milton forecast for the days ahead.
Warmest month
July
28°C average high
Coolest month
February
-7°C average low
Wettest month
June
82 mm of rain
Driest month
February
18 mm of rain
Average temperature and rainfall in Milton by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 0°C | -7°C | -25°C / 14°C | 33 mm | 80% | 17 km/h |
| February | 0°C | -7°C | -27°C / 17°C | 18 mm | 79% | 17 km/h |
| March | 5°C | -3°C | -20°C / 21°C | 38 mm | 74% | 16 km/h |
| April | 12°C | 3°C | -9°C / 29°C | 67 mm | 71% | 16 km/h |
| May | 19°C | 9°C | -2°C / 32°C | 63 mm | 69% | 13 km/h |
| June | 25°C | 15°C | 6°C / 35°C | 82 mm | 71% | 13 km/h |
| July | 28°C | 18°C | 10°C / 47°C | 66 mm | 73% | 11 km/h |
| August | 26°C | 17°C | 9°C / 36°C | 71 mm | 75% | 11 km/h |
| September | 23°C | 14°C | 3°C / 33°C | 66 mm | 78% | 12 km/h |
| October | 16°C | 8°C | -4°C / 30°C | 67 mm | 80% | 15 km/h |
| November | 8°C | 1°C | -14°C / 24°C | 44 mm | 79% | 16 km/h |
| December | 3°C | -3°C | -22°C / 17°C | 42 mm | 82% | 16 km/h |
Best time to visit Milton
The most comfortable time to visit Milton is generally June and August to September, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around June, totalling about 658 mm a year.
Travellers who prefer heat should aim for July, when highs average 28°C. June is the month to avoid if rain would spoil your plans — it averages 82 mm, roughly 5× the rainfall of February.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Milton forecast for what is happening now.