June Weather in Calistoga, United States

Last updated: February 24, 2025

Experience the vibrant weather of June in Calistoga, California, where temperatures can soar to a maximum of 42°C (107°F) while enjoying an average of a comfortable 22°C (72°F). The refreshing coolness of the minimum temperature, dropping to 9°C (49°F), provides a pleasant contrast during the evenings. With an impressively low precipitation of just 2 mm (0.1 in) and no rainy days, the month offers plenty of sunshine and a humidity level of 76%, creating a warm yet inviting atmosphere for outdoor adventures and relaxation. Enjoy the perfect blend of warmth and comfort as you soak in the beauty of this picturesque region.

June Temperature in Calistoga

In Calistoga, June ushers in the summer heat, showcasing a remarkable rise in temperatures compared to earlier months. With a minimum of 9°C (49°F) and a staggering maximum reaching 42°C (107°F), June is characterized by its warm and often sultry climate. The average temperature settles comfortably at 22°C (72°F), suggesting ideal conditions for outdoor activities and vineyard visits. This month marks a noticeable shift from the cooler spring months, as temperatures soar higher, reflecting the transition into the peak summer season. Whether it's lounging by a pool or exploring local attractions, Calistoga serves up some of its best weather in June, inviting visitors to bask in the warm sun.

June Weather in Calistoga: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Calistoga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec495153586471737370645448
Data source: Temperature data for Calistoga generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Calistoga

In Calistoga, June marks a significant shift in precipitation patterns, with a stark decline to just 2 mm (0.1 in) of rain, compared to the wetter months preceding it. This trend of diminishing rainfall continues into the summer, where July and August typically see no precipitation at all. The transition from spring's 57 mm (2.2 in) in May to the arid conditions of June indicates the onset of a dry season, characteristic of the region. Notably, June also records zero days of rainfall, highlighting both the climax of the spring rains and the aridity to come. This dry spell paves the way for the hot summer months, providing a clear delineation between the lush greenery of spring and the sun-soaked landscapes that follow.

June Precipitation Trends in Calistoga

The chart displays monthly precipitation patterns in Calistoga, with values for each month alongside June's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1371419239232102385195
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Calistoga

In June, Calistoga experiences a refreshing dip in humidity, dropping to 76%, which is a gradual decline from the warmer, more humid months of early spring. This trend reflects a notable shift from the higher levels of 86% in January to a more comfortable 70% in July. It’s a transitional month where the heat of summer begins to settle in, making outdoor activities more enjoyable as the air becomes less oppressive. As the year unfolds, the humidity further decreases, reaching its lowest point in August at 66%, before gradually climbing back up in the fall. Thus, June serves as a pivotal point where residents and visitors alike can savor the warm, inviting weather with a touch of relief from humidity.

June Average Humidity in Calistoga

This chart illustrates the average monthly humidity levels in Calistoga, with June's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how June's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%83%80%80%76%70%66%68%72%84%84%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Calistoga

As June arrives in Calistoga, the UV Index soars to an intense 11, classifying the exposure as extreme with a burn time as short as 10 minutes. This marks a significant increase from the earlier months, where values ranged from a moderate 3 in January to a very high 10 in May. The trend continues as the summer months of July and August maintain this extreme level, suggesting that outdoor enthusiasts should take extra precautions to protect their skin. With the sun's intensity peaking during this time, knowing how to safeguard against UV radiation is crucial. For more detailed information, check out the Calistoga UV Index.

Maximum UV Index Levels in Calistoga for June

The chart shows the monthly maximum UV Index (UVI) for Calistoga in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109643
Data source: Calistoga June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

June Sunshine in Calistoga

As June rolls around in Calistoga, the sun truly shines with 384 hours of bright rays, marking a delightful peak that hints at the warmth of summer. This month not only showcases a significant increase from the 357 hours recorded in May but also sets the stage for an even sunnier July, which boasts 394 hours. The trend is clear: as the year progresses from winter to summer, residents and visitors alike can bask in the growing daylight, with each month offering a gradual increase in sunshine. From the 141 hours in January to the consistent warmth of June, Calistoga’s climate invites everyone to indulge in outdoor activities amid the vibrant, sun-drenched landscapes.

Monthly Sunshine Duration in Calistoga: June Highlighted

The June sunshine duration represents the total number of hours Calistoga experiences direct sunlight during the month of June, excluding cloudy or obstructed periods. This chart compares the sunshine duration of June with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec141h210h257h296h357h384h394h356h314h280h220h185h
Data source: Calistoga June Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calistoga During June

As summer approaches, **June in Calistoga shines with an impressive 88% chance of sunny weather, making it one of the sunniest months of the year. This marked increase from earlier months highlights a clear upward trend, with the likelihood of sun rising steadily from 37% in January to 85% in May. Alongside July and August, which also boast an 88% chance, June sets the stage for a delightful summer filled with outdoor activities and beautiful vineyard views. After enjoying the vibrant spring months, visitors and locals alike can anticipate a bright and cheerful June in this charming wine country.

Percentage of Sunny Days in June in Calistoga

The chart illustrates the percentage of sunny days in Calistoga throughout the year, with June highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Calistoga experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%59%62%72%85%88%85%88%80%52%50%35%
Data source: Calistoga June chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calistoga in June

As June arrives in Calistoga, the city enjoys an impressive 14 hours of daylight, marking the peak of its sunlit season. This month, alongside July, boasts the longest days of the year, following a gradual increase from just 9 hours in January. The trend showcases a steady rise in daylight from the start of the year, climbing to a delightful 14 hours by late spring. As summer approaches, residents and visitors alike can revel in the extended evenings and vibrant outdoor activities that this lengthy daylight provides, before gradually tapering off as autumn sets in. The pattern not only highlights the enchanting transitions of the seasons but also beckons all to make the most of the sun-drenched days.

Average Daylight Hours in Calistoga for June

The chart illustrates the variation in daylight duration in Calistoga throughout the year, with June highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 49m10h 46m11h 59m13h 13m14h 16m14h 47m14h 30m13h 34m12h 22m11h 8m10h 3m9h 31m
Data source: Calistoga daylight hours, calculated by summing the hours between sunrise and sunset for each day.

June Winds in Calistoga

In June, Calistoga experiences a pleasant shift in wind patterns, with an average wind speed of 2.4 m/s (5 mph), slightly down from the preceding May peak of 2.5 m/s (6 mph). This mild breeze contributes to the region's warm summer ambiance, offering a refreshing contrast to the rising temperatures. As the summer progresses, wind speeds tend to dip slightly, with July and August settling back to 1.9 m/s (4 mph) and 1.8 m/s (4 mph) respectively. Notably, June stands out as a transitional month where the winds align with the vibrant growth and festivities of the season, highlighting the changing climate in this beautiful Californian setting.

Average June Wind Speed in Calistoga

The chart displays monthly wind speed patterns in Calistoga, with values for each month shown alongside June's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how June's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.82.12.22.02.52.4 m/s1.91.81.81.91.41.8
Data source: Calistoga June wind data, generated using information from the Copernicus Climate Change Service.

How June Weather in Calistoga Compares to Other Months

The weather in Calistoga changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of June's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Calistoga and find detailed weather information for every month.

June and January present starkly contrasting weather conditions. In June, temperatures range from a mild 9°C (49°F) at night, reaching a high of 42°C (107°F) during the day, with low precipitation of just 2 mm (0.1 in) and no rainy days, resulting in a relatively dry atmosphere and 76% humidity. In contrast, January experiences much cooler temperatures, with a minimum of -1°C (30°F) and a daytime maximum of 25°C (77°F), along with significant precipitation of 137 mm (5.4 in) spread over 8 days and higher humidity at 86%. For more detailed weather information, you can check Calistoga weather in January.

June and February showcase starkly contrasting weather conditions. In June, temperatures range from a pleasant 9°C (49°F) at night to a scorching high of 42°C (107°F) during the day, with very little precipitation at just 2 mm and a humidity level of 76%. In contrast, February experiences much cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 27°C (80°F). Additionally, February sees significant rainfall, accumulating 141 mm over seven days, and it features higher humidity at 84%. For more details, you can check Calistoga weather in February.

The weather in June is characterized by significantly warmer temperatures compared to March, with June averaging around 22°C (72°F) and peaking at a scorching 42°C (107°F), while March typically averages just 11°C (53°F) with a maximum of 29°C (85°F). Additionally, June enjoys much drier conditions, recording only 2 mm (0.1 in) of precipitation and no rainy days, in stark contrast to March, which experiences an average of 92 mm (3.6 in) of rainfall over 10 days. Despite June's lower humidity at 76% compared to March's 83%, the warmer temperatures and minimal precipitation make it feel quite different overall. For more detailed insights into March weather, visit Calistoga weather in March.

June and April present quite contrasting weather patterns. June boasts significantly warmer temperatures, with a minimum of 9°C (49°F), an average of 22°C (72°F), and a maximum reaching up to 42°C (107°F), while April’s temperatures are cooler, ranging from a minimum of 2°C (36°F) to a maximum of 33°C (92°F), with an average of 15°C (59°F). Precipitation levels also differ; June experiences minimal rain, totaling just 2 mm and having 0 rainy days, whereas April sees much wetter conditions with 39 mm of precipitation over 5 days. Humidity remains relatively high in both months, with April at 80% and June slightly lower at 76%. For a more detailed look at April's weather conditions, visit Calistoga weather in April.

In comparing the weather of June and May, June tends to be significantly warmer, with average temperatures reaching 22°C (72°F) compared to May's average of 18°C (64°F). June experiences a wide range of temperatures, ranging from a minimum of 9°C (49°F) to a maximum of 42°C (107°F), while May records a minimum of 4°C (39°F) and a maximum of 37°C (99°F). Additionally, June is much drier, with only 2 mm (0.1 in) of precipitation over 0 days, whereas May sees more rainfall at 23 mm (0.9 in) over 3 days. Humidity is relatively similar, with June at 76% and May at 80%, showcasing a transition to warmer and drier conditions. For more detailed information, you can check Calistoga weather in May.

In comparing the weather of June and July, we see a slight increase in temperature in July, with an average of 23°C (74°F) compared to June's average of 22°C (72°F). Both months experience high maximum temperatures, with July peaking at 40°C (105°F) and June reaching a scorching 42°C (107°F). Notably, July enjoys dry conditions with no recorded precipitation, whereas June had a minimal amount of 2 mm (0.1 in) over the month. Humidity also decreases in July, dropping to 70% from June's 76%, making the heat feel a bit more comfortable. For a detailed overview, you can check Calistoga weather in July.

June and August present similar weather patterns in terms of temperature and precipitation, but there are notable differences. In June, the minimum temperature drops to 9°C (49°F), while in August it is slightly warmer at 11°C (52°F). Both months experience high average temperatures, with June averaging 22°C (72°F) and August at 23°C (73°F). The maximum temperature remains comparable, at 42°C (107°F) in June and 41°C (106°F) in August. Interestingly, June has a higher humidity level of 76% compared to 66% in August. Precipitation is negligible in both months, with June receiving only 2 mm (0.1 in) and August experiencing none at all. For more details on August weather, visit Calistoga weather in August.

When comparing the weather in June and September, both months exhibit warm temperatures with minimal precipitation. June typically has a minimum temperature of 9°C (49°F) and an average of 22°C (72°F), while September sees slightly cooler temperatures with a minimum of 7°C (46°F) and an average of 21°C (71°F). The maximum temperatures in both months are quite similar, with June reaching up to 42°C (107°F) and September potentially hitting 43°C (109°F). Humidity levels are higher in June at 76%, compared to 68% in September, which contributes to a slightly more comfortable feel in the latter month. Notably, neither month experiences any significant rainfall, with both recording only 2 mm (0.1 in) of precipitation. For more detailed information, check out Calistoga weather in September.

June and October present distinctly different weather patterns. June typically showcases warmer temperatures, with an average of 22°C (72°F) and maximums soaring up to 42°C (107°F), while October's average temperature is more moderate at 18°C (64°F) and peaks at 37°C (99°F). Precipitation levels also differ significantly; June usually sees very little rain with only 2 mm (0.1 in) across the month, whereas October experiences 38 mm (1.5 in) of rain over about two days. Additionally, while humidity remains relatively high at 76% in June, it drops slightly to 72% in October. For more details on October weather, you can check Calistoga weather in October.

June and November exhibit quite distinct weather patterns. In June, temperatures range from a cool 9°C (49°F) at night to a scorching 42°C (107°F) during the day, with an average of 22°C (72°F). The month is characterized by minimal precipitation, with only 2 mm (0.1 in) registered and no rainy days, contributing to a relatively humid atmosphere at 76%. Conversely, November experiences a much cooler range, with temperatures dipping to a chilly 0°C (31°F) at night and peaking at 29°C (84°F), averaging 12°C (55°F). This month sees significantly more rainfall, accumulating 51 mm (2.0 in) over five days, and an increase in humidity to 84%. For more detailed insights, check out Calistoga weather in November.

June and December present stark contrasts in weather. June typically sees pleasant temperatures, ranging from a minimum of 9°C (49°F) to a sizzling maximum of 42°C (107°F), with an average of 22°C (72°F). It boasts low precipitation, often totaling just 2 mm (0.1 in) across a dry month. In contrast, December experiences much cooler temperatures, with lows dipping to -1°C (30°F) and a milder average of 9°C (49°F). It also has a more significant amount of rainfall, bringing in about 95 mm (3.7 in) over approximately 8 days, coupled with higher humidity at 84%. For more information on December conditions, check out Calistoga weather in December.

Compare Calistoga's Climate with Cities Worldwide

Conclusion: What to Expect From June Weather in Calistoga

As June unfolds in Calistoga, it marks a notable shift in the weather compared to the preceding months. The heat intensifies with soaring temperatures, hitting peaks that evoke the warmth of summer, while the average remains comfortably mild at 22°C (72°F). With virtually no rainfall this month, the absence of precipitation allows for clear, sunny days that invite outdoor adventures. At the same time, the high humidity levels add a touch of mugginess, a contrast to the drier conditions encountered earlier in the year. For those eager to explore the seasonal variations, a comprehensive overview can be found at Calistoga Climate.