August Weather in Stanford, United States

Last updated: February 24, 2025

In August, Stanford, United States, enjoys a delightful summer climate characterized by warm temperatures that peak at a maximum of 35°C (96°F) and an average of 18°C (65°F). The nights offer a refreshing respite with minimum temperatures dropping to 12°C (54°F). This month boasts a striking absence of rainfall, recording 0 mm (0.0 in) of precipitation over 0 days, allowing for uninterrupted outdoor activities. With humidity levels around 54%, the conditions remain comfortably dry and pleasant, making August a quintessential month for enjoying Stanford's beautiful landscapes.

August Temperature in Stanford

In August, Stanford experiences a delightful blend of warmth, with nighttime temperatures settling at a comfortable 12°C (54°F). As the day unfolds, the city basks in an average of 18°C (65°F), peaking at a scorching 35°C (96°F). This trend marks a notable increase from earlier months, particularly from the cooler springs, showcasing a transition into a summer peak. It's a time when residents and visitors alike enjoy the sun-drenched days and pleasant evenings, making it ideal for outdoor activities. As the season progresses into September, temperatures subtly begin to taper, introducing a gradual coolness that hints at the approaching fall.

August Weather in Stanford: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Stanford, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec525354565863636565625652
Data source: Temperature data for Stanford generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Stanford

In August, Stanford experiences a stark dryness, with zero precipitation recorded for the entire month, mirroring the dry spell of July. This trend of minimal rainfall continues to highlight the region’s characteristic summer drought conditions. Following a gradual decline from January's 105 mm, the once ample rainfall has dwindled significantly, culminating in this arid summer month. The absence of precipitation days not only emphasizes the lack of rain but also signals the typically dry and warm climate that defines this season in Stanford. As the year progresses towards September, the promise of a slight uptick in rain—a mere 2 mm—suggests a gradual transition towards the wetter months ahead.

August Precipitation Trends in Stanford

The chart displays monthly precipitation patterns in Stanford, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1051008633242012244788
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Stanford

In August, Stanford experiences one of its driest months, with humidity dropping to 54%, a noticeable decline from the 82% seen in January. This trend of decreasing humidity continues throughout the summer months, where July averages 58%, setting the stage for a comfortable August. As the year progresses into the fall, humidity begins to rise again, peaking around the colder months, but the summer's low levels provide a pleasant reprieve from the often oppressive dampness earlier in the year. This seasonal rhythm of humidity illustrates Stanford's transition from the moist chill of winter to the warmth and drier air of summer, making August a time for enjoying the outdoors in relative comfort.

August Average Humidity in Stanford

This chart illustrates the average monthly humidity levels in Stanford, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Stanford

In August, Stanford experiences a UV Index of 10, categorized as very high. This level signifies a persistent need for caution during outdoor activities, as the burn time can be as short as 15 minutes. Observing trends throughout the year, the UV Index in Stanford shows a gradual ascent from a moderate level of 3 in January to escalate dramatically in the summer months, peaking at 11 in both June and July before slightly declining in August. This pattern reflects the intensity of the sun's rays during summer, urging residents and visitors alike to remain vigilant about sun safety. For detailed insights on UV exposure throughout the year, visit Stanford UV Index.

Maximum UV Index Levels in Stanford for August

The chart shows the monthly maximum UV Index (UVI) for Stanford in August, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3589101111109743
Data source: Stanford August 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.

August Sunshine in Stanford

In August, Stanford basks in an impressive 320 hours of sunshine, a continuation of the region's bright summer days. Following June's peak of 355 hours and July's close 349-hour count, August slightly cools off but remains consistently sunny. This pattern highlights a progressive increase in daylight from January’s mere 151 hours to the vibrant summer highs, illustrating the warm embrace of the season that culminates before the autumn months. As the year transitions, September retains a generous 299 hours, ensuring that summer's glow lingers a bit longer before the daylight starts to wane in the fall.

Monthly Sunshine Duration in Stanford: August Highlighted

The August sunshine duration represents the total number of hours Stanford experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec151h216h263h296h341h355h349h320h299h276h225h194h
Data source: Stanford August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Stanford During August

In Stanford, United States, the month of August boasts a 61% chance of sunny weather, making it one of the brighter months of the year. This places August just behind May, which leads with a 62% likelihood of sunshine. Notably, as summer approaches, the chances of sun experience a general upward trend, peaking in late summer before gradually declining into the fall months. After July’s slight dip to 48%, August welcomes a renewed promise of clear skies, demonstrating a seasonal pattern that many residents and visitors revel in during the warmth of summer. With an average of 58% sunny days from June to September, August stands out as a delightful opportunity for outdoor activities and soaking up the sun.

Percentage of Sunny Days in August in Stanford

The chart illustrates the percentage of sunny days in Stanford throughout the year, with August 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 Stanford experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%55%58%45%62%57%48%61%58%53%46%35%
Data source: Stanford August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Stanford in August

As August unfolds in Stanford, the days begin to gently wane, offering around 13 hours of daylight. This slight decrease follows the peak summer months of June and July, each boasting a full 14 hours of sunlight. The trend clearly illustrates the transition from vibrant summer to the softer hues of autumn, as daylight gradually diminishes in preparation for the cooler months ahead. Comparing August to preceding months reveals a pattern where longer daylight hours are enjoyed through the spring and summer, peaking before the gradual descent into shorter September days, which hold 12 hours of light. This rhythmic shift not only heralds changing seasons but also invites locals and visitors alike to savor the lingering warmth of summer evenings before the days shorten further into the fall.

Average Daylight Hours in Stanford for August

The chart illustrates the variation in daylight duration in Stanford throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 54m10h 49m11h 59m13h 11m14h 11m14h 41m14h 25m13h 31m12h 22m11h 10m10h 8m9h 36m
Data source: Stanford daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Stanford

In August, the wind in Stanford gently whispers at an average speed of 2.1 m/s (5 mph), slightly calmer than the breezy months of spring and early summer. This decline follows a gradual increase from 2.2 m/s in January to a peak of 3.0 m/s in May, revealing a trend of mild breezes during the warmer months. However, as summer transitions towards fall, the wind speed tapers off, with September recording a further drop to 2.0 m/s. Overall, the summer months provide a comforting, consistent breath of fresh air, perfect for outdoor activities, before the milder autumn days take hold.

Average August Wind Speed in Stanford

The chart displays monthly wind speed patterns in Stanford, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.52.62.63.02.72.32.1 m/s2.02.41.82.4
Data source: Stanford August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Stanford Compares to Other Months

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

August and January present a striking contrast in weather patterns. In August, temperatures soar, with a minimum of 12°C (54°F) and a maximum reaching up to 35°C (96°F), accompanied by dry conditions and no recorded rainfall. The average humidity is a comfortable 54%, making it a warm and relatively pleasant month. In contrast, January features significantly cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 24°C (75°F). This winter month experiences substantial precipitation, totaling 105 mm (4.1 in) over approximately seven days and a humidity level of 82%. For a closer look at Stanford's weather in January, visit Stanford weather in January.

August and February exhibit striking differences in weather patterns. In August, temperatures soar with a minimum of 12°C (54°F), an average of 18°C (65°F), and a maximum of 35°C (96°F), coupled with a dry atmosphere marked by no precipitation and a moderate humidity level of 54%. In stark contrast, February presents a much cooler climate, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 24°C (76°F), accompanied by significant rainfall totaling 100 mm (3.9 in) over 8 days and high humidity levels averaging 84%. For a more in-depth look at February weather, you can visit Stanford weather in February.

The weather in August is characterized by warm temperatures, with a minimum of 12°C (54°F) and an average of 18°C (65°F), peaking at a hot 35°C (96°F). In stark contrast, March experiences cooler conditions, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 25°C (78°F) and an average of 12°C (54°F). August boasts dry conditions with no recorded precipitation, while March sees significant rainfall with 86 mm (3.4 in) over 11 days, resulting in higher humidity levels at 82%. For more detailed information on March weather, you can visit Stanford weather in March.

When comparing the weather in April to that in August, a notable difference is evident in both temperature and precipitation patterns. In April, temperatures range from a minimum of 6°C (42°F) to a maximum of 30°C (87°F), with an average of 13°C (57°F). In contrast, August showcases significantly warmer temperatures, with a minimum of 12°C (54°F), an average of 18°C (65°F), and peak temperatures reaching 35°C (96°F). Furthermore, April experiences more precipitation, totaling 33 mm (1.3 in) over about five days, while August remains entirely dry with no recorded precipitation. The humidity in April is also higher at 78%, compared to a more moderate 54% in August. For more detailed information on April weather in the area, check out Stanford weather in April.

When comparing the weather in August to that in May, it’s clear that August is typically hotter and drier. August features a minimum temperature of 12°C (54°F) and averages around 18°C (65°F), with maximum temperatures soaring up to 35°C (96°F). In contrast, May has cooler temperatures, with a minimum of 8°C (46°F) and an average of only 15°C (59°F), peaking at 29°C (84°F). Additionally, May experiences more precipitation, with 24 mm (0.9 in) spread over two rainy days, whereas August enjoys a completely dry month with 0 mm (0.0 in) of rainfall. The humidity is also notably higher in May at 71%, compared to August's 54%. For more detailed insights into the May weather, you can check Stanford weather in May.

In comparing the weather between August and June, both months experience similar maximum temperatures, hitting highs of 35°C (96°F), but August tends to be slightly warmer overall. August has an average temperature of 18°C (65°F), while June's average is a bit cooler at 17°C (63°F). Interestingly, August boasts absolutely no recorded precipitation, whereas June sees a minimal 2 mm with no rainy days either. Additionally, humidity levels are higher in June at 64%, compared to a more comfortable 54% in August. For more details about June weather in Stanford, you can check Stanford weather in June.

In comparing the weather of July and August, August tends to be warmer with an average temperature of 18°C (65°F) and maximum highs reaching 35°C (96°F), while July has a slightly cooler average temperature of 17°C (63°F) and a maximum of 29°C (84°F). Both months experience zero precipitation, but August's humidity is slightly lower at 54% compared to July's 58%. Overall, August showcases a more pronounced summertime heat, making it a stark contrast to the milder conditions of July. For more details on July's weather, you can refer to Stanford weather in July.

August and September exhibit some notable differences in weather patterns. In August, temperatures range from a minimum of 12°C (54°F) to a maximum of 35°C (96°F), with an average temperature of 18°C (65°F). The month is characterized by dry conditions, receiving no precipitation and maintaining a humidity level of 54%.

Conversely, September sees slightly cooler minimum temperatures at 10°C (50°F), but a higher maximum temperature peaking at 39°C (103°F), with a consistent average of 18°C (66°F). While precipitation remains minimal at 2 mm (0.1 in), it is still notable that September maintains a similar humidity level of 55%. For more detailed insights into September weather, you can visit Stanford weather in September.

In comparing the weather between August and October, August typically enjoys warmer temperatures with a minimum of 12°C (54°F) and an average of 18°C (65°F), peaking at a maximum of 35°C (96°F). Notably, August is dry, recording no precipitation and maintaining a comfortable humidity of 54%. In contrast, October sees cooler temperatures with a minimum of 7°C (45°F) and an average of 17°C (63°F), and while it still reaches a maximum of 33°C (92°F), it experiences some rainfall, totaling 24 mm (0.9 in) over just one day, along with a slight increase in humidity to 62%. For more detailed weather information, you can check Stanford weather in October.

August and November offer quite a contrast in weather conditions. August is characterized by warmer temperatures, with a minimum of 12°C (54°F), an average of 18°C (65°F), and a peak of 35°C (96°F), all accompanied by dry conditions and no recorded precipitation. In contrast, November cools down significantly, featuring lower temperatures with a minimum of 4°C (39°F), an average of 13°C (56°F), and a maximum of 27°C (80°F). This month sees an increase in humidity to 78% and experiences an average precipitation of 47 mm (1.9 in) over five days. For more details on Stanford's weather during this month, check out Stanford weather in November.

In August, the weather tends to be quite warm, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 35°C (96°F) and an average of 18°C (65°F). This month experiences little to no precipitation, maintaining a humidity level of 54%. In contrast, December brings a cooler climate, with temperatures dropping to a minimum of 3°C (37°F) and peaking at 22°C (72°F), averaging around 11°C (52°F). Unlike August, December is characterized by significant rainfall, with 88 mm (3.5 in) over 9 days and a higher humidity level of 80%. For more details on December weather in Stanford, you can visit Stanford weather in December.

Compare Stanford's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Stanford

August in Stanford stands out with its warm and dry climate, setting it apart from other months of the year. With maximum temperatures often reaching up to 35°C (96°F) and a refreshing average of 18°C (65°F), this month invites residents and visitors alike to embrace outdoor activities. What makes August particularly noteworthy is its total lack of precipitation, ensuring sunny days without the interruptions of rain. Combined with a comfortable humidity level of 54%, August encapsulates the essence of summer in Stanford. For a more in-depth look at the weather patterns throughout the year, be sure to explore Stanford Climate.