Last updated: March 2, 2024
The weather in Niwot, United States, during July is characterized by an average temperature of 20°C (68°F). Highs can soar to 33°C (91°F), while lows may dip to 8°C (46°F). Typically, the humidity level in Niwot throughout July hovers around 52%.
Minimum temperature
Average temperature
Maximum temperature
Humidity
In July, Niwot averages 71 mm (2.8 inches) of rainfall, typically over the course of 16 rainy days. The month enjoys an average of 14 hours 39 minutes of daylight, with the sun shining for approximately 12 hours 12 minutes each day. Additionally, there is a 59% probability of sunny days during this period.
Precipitation
Rainy days
Sunshine hours
Chance of sun
In July, the UV Index in Niwot reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 13:00 and 15:00, during which unprotected skin may burn in as little as 10 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 | 2 | 4 | 7 | 9 | 11 | 12 | 11 | 9 | 6 | 4 | 2 | 1 |
| Exposure | Low | Moderate | High | VeryHigh | Extreme | VeryHigh | High | Moderate | Low | ||||
| Time to burn | 45 min | 30 min | 25 min | 15 min | 10 min | 15 min | 25 min | 30 min | 45 min | ||||