Grass Valley (CA)
June
Weather in Grass Valley, California for June 2026
Your guide to Grass Valley weather in June - trends and predictions
In general, the average temperature in Grass Valley at the beginning of June is 28.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 32.9 °F by the end of June.
Precipitation in Grass Valley during June is a rare event, with an average of fewer than 2 rainy days.
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Temperatures
Rain 🌧️
More
30
Dry days
0
Rainy days
0
Snow days
30°/18°
Temperatures
15 km/h
Avg max wind
41 %
Avg humidity
Grass Valley Weather June
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Temperatures trend during June in Grass Valley
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June weather in Grass Valley day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Jun. 1 |  Cloudy | 27° /21° | 0 mm | 6 | |
| Jun. 2 |  Sunny | 28° /17° | 0 mm | 7 | |
| Jun. 3 | Sunny | 28° /17° | 0 mm | 7 | |
| Jun. 4 | Sunny | 28° /18° | 0 mm | 7 | |
| Jun. 5 | Sunny | 28° /19° | 0 mm | 7 | |
| Jun. 6 | Sunny | 29° /18° | 0 mm | 7 | |
| Jun. 7 | Sunny | 31° /20° | 0 mm | 8 | |
| Jun. 8 |  Partly cloudy | 30° /21° | 0 mm | 8 | |
| Jun. 9 | Sunny | 32° /21° | 0 mm | 8 | |
| Jun. 10 | Sunny | 31° /22° | 0 mm | 8 | |
| Jun. 11 | Sunny | 28° /19° | 0 mm | 7 | |
| Jun. 12 | Sunny | 29° /17° | 0 mm | 7 | |
| Jun. 13 | Sunny | 28° /18° | 0 mm | 7 | |
| Jun. 14 | Sunny | 28° /16° | 0 mm | 7 | |
| Jun. 15 | Sunny | 28° /16° | 0 mm | 7 | |
| Jun. 16 | Partly cloudy | 27° /17° | 0 mm | 7 | |
| Jun. 17 | Sunny | 30° /16° | 0 mm | 8 | |
| Jun. 18 | Sunny | 33° /20° | 0 mm | 8 | |
| Jun. 19 | Sunny | 30° /19° | 0 mm | 8 | |
| Jun. 20 | Sunny | 23° /11° | 0 mm | 6 | |
| Jun. 21 | Sunny | 23° /11° | 0 mm | 6 | |
| Jun. 22 | Sunny | 26° /12° | 0 mm | 7 | |
| Jun. 23 | Sunny | 30° /17° | 0 mm | 8 | |
| Jun. 24 | Sunny | 30° /18° | 0 mm | 8 | |
| Jun. 25 | Sunny | 32° /20° | 0 mm | 8 | |
| Jun. 26 | Sunny | 32° /19° | 0 mm | 8 | |
| Jun. 27 | Sunny | 34° /20° | 0 mm | 8 | |
| Jun. 28 | Sunny | 35° /22° | 0 mm | 9 | |
| Jun. 29 | Sunny | 34° /23° | 0 mm | 8 | |
| Jun. 30 | Sunny | 33° /22° | 0 mm | 8 | |
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Important Notice
Our weather forecast for Grass Valley 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 Grass Valley forecast closer to your planned date for the most up-to-date weather information.
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Grass Valley in June - FAQ
What are the expected maximum and minimum temperatures in Grass Valley during June?
Expect warm days with temperatures around 30°, cooling to mild conditions of 18° after sunset. Perfect for those who enjoy warm weather.
How much rainfall should be expected in Grass Valley during June?
Rainfall in Grass Valley during June is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Grass Valley during June?
The average wind speed in Grass Valley during June is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
UV exposure in Grass Valley during June
Stay informed about UV levels for safe outdoor activities throughout the month of June ☀️
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