Last updated: March 2, 2024
The weather in Dartmouth, Canada, during August is characterized by an average temperature of 20°C (67°F). Highs can soar to 29°C (84°F), while lows may dip to 10°C (50°F). Typically, the humidity level in Dartmouth throughout August hovers around 85%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In August, Dartmouth averages 77 mm (3.0 inches) of rainfall, typically over the course of 10 rainy days. The month enjoys an average of 13 hours 57 minutes of daylight, with the sun shining for approximately 10 hours 29 minutes each day. Additionally, there is a 32% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In August, the UV Index in Dartmouth reaches a maximum of 8, indicating a level of VeryHigh exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 15 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 1 | 1 | 3 | 4 | 6 | 8 | 8 | 8 | 7 | 5 | 3 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | High | Moderate | Low | ||||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 25 min | 30 min | 45 min | ||||||