Boulder County (Boulder)
June
Weather in Boulder County, Colorado for June 2025
Your guide to Boulder County weather in June - trends and predictions
Until now, June 2025 in Boulder County is slightly cooler than the historical average by -1.1 °F.
The forecast for the upcoming days in Boulder County predicts a temperature of 28.8 °F, which is slightly above the historical average.
In general, the average temperature in Boulder County at the beginning of June is 24.6 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 26.7 °F by the end of June.
Boulder County 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 County Weather June
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Temperatures trend during June in Boulder County
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June weather in Boulder County 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 | Moderate rain at times | 29° /16° | 0.7 mm | 6 | |
| Jun. 16 | Sunny | 33° /17° | 0 mm | 2.5 | |
| Jun. 17 |  Thundery outbreaks possible | 25° /13° | 0 mm | 2.2 | |
| Jun. 18 | Sunny | 30° /10° | 0 mm | 3.1 | |
| Jun. 19 | Sunny | 29° /14° | 0 mm | 3 | |
| Jun. 20 | Sunny | 33° /19° | 0 mm | 0 | |
| Jun. 21 | Sunny | 34° /19° | 0 mm | 7 | |
| Jun. 22 | Sunny | 31° /19° | 0 mm | 7 | |
| Jun. 23 | Sunny | 26° /14° | 0 mm | 5 | |
| Jun. 24 | Sunny | 30° /13° | 0 mm | 6 | |
| Jun. 25 | Sunny | 23° /9° | 0 mm | 5 | |
| Jun. 26 | Sunny | 25° /8° | 0 mm | 5 | |
| Jun. 27 | Sunny | 27° /13° | 0 mm | 5 | |
| Jun. 28 | Sunny | 29° /14° | 0 mm | 6 | |
| 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 County 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 County forecast closer to your planned date for the most up-to-date weather information.
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Boulder County in June - FAQ
What are the expected maximum and minimum temperatures in Boulder County 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 County during June?
Expect minimal rainfall in Boulder County 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 County during June?
The average wind speed in Boulder County during June is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
June rainfall patterns in Boulder County
Explore the daily rainfall trends and prepare for Boulder Countys June weather 💧
UV exposure in Boulder County during June
Stay informed about UV levels for safe outdoor activities throughout the month of June ☀️
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