Boulder (CO)
June
Weather in Boulder, Colorado for June 2025
Your guide to Boulder weather in June - trends and predictions
Until now, June 2025 in Boulder is slightly cooler than the historical average by -1.5 °F.
The forecast for the coming days of June 2025 predicts a temperature of 30.1 °F , which is warmer than usual.
In general, the average temperature in Boulder at the beginning of June is 24.6 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28 °F by the end of June.
Boulder experiences moderate rainfall in June, with an average of 10 rainy days and a total precipitation of 15.2 mm.
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Temperatures
Rain 🌧️
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20
Dry days
10
Rainy days
0
Snow days
27°/14°
Temperatures
21 km/h
Avg max wind
42 %
Avg humidity
Boulder Weather June
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Temperatures trend during June in Boulder
See the weather trend as well as the moving average line
June weather in Boulder day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jun. 1 |  Cloudy | 27° /12° | 0 mm | 7 | |
| Jun. 2 |  Patchy rain possible | 27° /10° | 3.9 mm | 6 | |
| Jun. 3 | Cloudy | 19° /9° | 28.5 mm | 5 | |
| Jun. 4 |  Overcast | 23° /10° | 2.7 mm | 5 | |
| Jun. 5 |  Sunny | 24° /10° | 7 mm | 6 | |
| Jun. 6 | Sunny | 23° /9° | 2 mm | 6 | |
| Jun. 7 | Overcast | 29° /12° | 0 mm | 7 | |
| Jun. 8 | Patchy rain possible | 23° /11° | 0.1 mm | 5 | |
| Jun. 9 |  Moderate or heavy rain shower | 24° /11° | 1 mm | 5 | |
| Jun. 10 | Overcast | 26° /12° | 0 mm | 6 | |
| Jun. 11 |  Partly cloudy | 28° /14° | 0 mm | 7 | |
| Jun. 12 | Cloudy | 31° /17° | 0 mm | 8 | |
| Jun. 13 | Cloudy | 31° /15° | 0.2 mm | 8 | |
| Jun. 14 | Moderate or heavy rain shower | 29° /16° | 2.1 mm | 6 | |
| Jun. 15 | Sunny | 34° /13° | 0 mm | 2.4 | |
| Jun. 16 | Sunny | 36° /12° | 0 mm | 3 | |
| Jun. 17 |  Thundery outbreaks possible | 24° /12° | 0 mm | 2 | |
| Jun. 18 | Sunny | 28° /10° | 0 mm | 3 | |
| Jun. 19 | Sunny | 30° /16° | 0 mm | 0 | |
| Jun. 20 | Sunny | 34° /20° | 0 mm | 7 | |
| Jun. 21 | Sunny | 34° /20° | 0 mm | 7 | |
| Jun. 22 | Sunny | 32° /20° | 0 mm | 7 | |
| Jun. 23 | Sunny | 26° /10° | 0 mm | 5 | |
| Jun. 24 | Sunny | 29° /14° | 0 mm | 6 | |
| Jun. 25 | Patchy rain possible | 30° /19° | 1 mm | 5 | |
| Jun. 26 | Sunny | 27° /19° | 0 mm | 6 | |
| Jun. 27 | Patchy rain possible | 32° /15° | 1.6 mm | 5 | |
| Jun. 28 | Patchy rain possible | 25° /14° | 0.4 mm | 4 | |
| Jun. 29 | Overcast | 24° /12° | 0 mm | 5 | |
| Jun. 30 | Patchy rain possible | 29° /16° | 0.5 mm | 6 | |
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Important Notice
Our weather forecast for Boulder in June is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Boulder forecast closer to your planned date for the most up-to-date weather information.
Change Month
Boulder in June - FAQ
What are the expected maximum and minimum temperatures in Boulder during June?
Enjoy moderate daytime temperatures of up to 27° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Boulder during June?
Expect minimal rainfall in Boulder during June, with a total of 15.2 mm over approximately 10 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Boulder during June?
The average wind speed in Boulder during June is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
June rainfall patterns in Boulder
Explore the daily rainfall trends and prepare for Boulders June weather 💧
UV exposure in Boulder during June
Stay informed about UV levels for safe outdoor activities throughout the month of June ☀️
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