April Weather in Sausalito, United States

Last updated: February 24, 2025

April in Sausalito, United States showcases a delightful blend of springtime warmth and crisp air. With a maximum temperature reaching 28°C (82°F), the month encourages outdoor activities under a pleasantly mild climate. The average temperature settles at a comfortable 13°C (55°F), while nighttime lows dip to a refreshing 7°C (44°F). Rainfall is modest, totaling 35 mm (1.4 in) over just 5 days, maintaining the vibrant greenery of the area. Coupled with a humidity level hovering around 79%, April offers residents and visitors a unique opportunity to enjoy Sausalito's scenic beauty amidst a mild, invigorating atmosphere.

April Temperature in Sausalito

In April, Sausalito begins to embrace the warmth of spring, with temperatures reflecting a notable rise compared to the earlier months. The minimum temperature in April is a comfortable 7°C (44°F), while the average temperature nudges up to 13°C (55°F), drawing outdoor enthusiasts out of their winter hibernation. The maximum temperature can reach an impressive 28°C (82°F), offering ideal conditions for strolling along the scenic waterfront or enjoying al fresco dining. This transition into warmer weather sets the stage for the upcoming summer months, making April a delightful prelude to the vibrant outdoor life that Sausalito has to offer.

April Weather in Sausalito: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Sausalito, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec515253555659596162605552
Data source: Temperature data for Sausalito 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.

April Precipitation in Sausalito

April in Sausalito marks a delightful shift in the weather, with precipitation plummeting to just 35 mm (1.4 in), compared to the wetter winter months. With only five days of rain, residents can savor the embrace of spring without the frequent drizzles of earlier months. This significant drop in rainfall sets the stage for May and June, both of which see even less precipitation, hinting at a warm and dry summer ahead. As spring unfolds, the transition from rain-soaked days to clearer skies not only enhances the natural beauty of Sausalito but also invites outdoor activities and relaxation by the waterfront.

April Precipitation Trends in Sausalito

The chart displays monthly precipitation patterns in Sausalito, with values for each month alongside April's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1061097835203322305095
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Sausalito

April in Sausalito marks a subtle shift in humidity as it dips to 79%, presenting a drier atmosphere compared to the earlier months of the year. This month typically signifies the transition from the cooler, more humid winter months—where humidity hovers near 85% in January—to the slightly more comfortable conditions of late spring. Following April, humidity levels begin to rise again in May as they peak at 83%, but they will remain comparatively moderate before the summer months hit, when the humidity swells to 87% in July and August. Overall, April serves as a gentle bridge, paving the way for the warmer, more humid days ahead while still retaining a refreshing quality that makes it a delightful time to experience Sausalito's scenic beauty.

April Average Humidity in Sausalito

This chart illustrates the average monthly humidity levels in Sausalito, with April's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how April's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%82%82%79%83%84%87%87%86%80%79%79%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Sausalito

In April, Sausalito experiences a significant increase in sun intensity, with a UV Index of 9, categorizing it as very high and resulting in a burn time of just 15 minutes. This trend marks a continuation of the upward trajectory seen since March, when the UV Index hit 8, signaling a shift towards more hazardous sun exposure as spring progresses. As temperatures rise and outdoor activities beckon, it’s essential to remain vigilant and proactive in sun protection. Following April, May will see an even higher UV Index of 10, underscoring the increasing need for sunscreen and protective measures, especially for those spending extended periods outdoors. For detailed insights on the UV Index throughout the year, check out Sausalito UV Index.

Maximum UV Index Levels in Sausalito for April

The chart shows the monthly maximum UV Index (UVI) for Sausalito in April, 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: Sausalito April 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.

April Sunshine in Sausalito

As spring unfolds in Sausalito, April emerges as a radiant highlight, boasting an impressive 296 hours of sunshine—a significant leap from the 263 hours recorded in March. This upward trend continues as the days grow longer and warmer, leading into May, which enjoys even more sunshine at 341 hours. The gradual increase in sunlight from the start of the year, with January’s mere 151 hours blossoming to April’s vibrant glow, hints at the community's transition into the sun-drenched summer months. By June, residents are treated to an exhilarating 355 hours, showcasing Sausalito’s charm under the golden rays, solidifying its reputation as a picturesque coastal getaway. Overall, April serves as a beautiful reminder of the vibrant days to come, inviting both locals and visitors to bask in its warmth.

Monthly Sunshine Duration in Sausalito: April Highlighted

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

Chance of Sun in Sausalito During April

As April unfolds in Sausalito, the likelihood of sunny weather remains a balanced 56%, mirroring February's sunny moments but slightly lower than the highs seen in March and May. This month transitions from the tail end of winter into spring, where an upward trend in sunshine can be observed, peaking in May at 66%. While April's conditions may not promise the same level of brightness as the following month, the consistent presence of sunshine captured between February and April indicates a promising start to the season. As the year progresses toward summer, April stands out as a bridge between the cooler months and the warmer, sunnier days ahead.

Percentage of Sunny Days in April in Sausalito

The chart illustrates the percentage of sunny days in Sausalito throughout the year, with April 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 Sausalito experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%56%62%56%66%51%37%47%51%51%42%33%
Data source: Sausalito April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sausalito in April

As the days progress into April, Sausalito experiences a notable surge in daylight duration, basking in approximately 13 hours of sunshine. This marks a significant increase from the 11 hours seen in March, showcasing the transition into spring and the gradual lengthening of days. Following April, May and June maintain this upward trend, reaching a peak of 14 hours of daylight, before gently tapering off in the late summer months of July and August. This cyclical rhythm of daylight not only brightens the atmosphere but also invites residents and visitors alike to revel in the beauty of Sausalito’s scenic landscapes as nature awakens.

Average Daylight Hours in Sausalito for April

The chart illustrates the variation in daylight duration in Sausalito throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 53m10h 48m11h 59m13h 11m14h 12m14h 42m14h 26m13h 31m12h 22m11h 9m10h 7m9h 35m
Data source: Sausalito daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Sausalito

As April rolls in, Sausalito experiences a delightful uptick in average wind speed, hitting 4.6 m/s (10 mph), a refreshing change that hints at the vitality of spring. This gentle increase marks a consistent trend seen since the start of the year, where winds have been gradually gaining momentum. Compared to the earlier months, such as January’s calm breezes at 3.2 m/s, April brings a noticeable shift, paving the way for even breezier days ahead in May with an expected 5.4 m/s (12 mph). The season’s progression creates an invigorating atmosphere that beckons outdoor activities, while also balancing the mild winds that Sausalito is known for. As the year unfolds, the dance of the winds continues, teasing the promise of warmer days and vibrant adventures.

Average April Wind Speed in Sausalito

The chart displays monthly wind speed patterns in Sausalito, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.24.04.14.6 m/s5.44.74.03.73.33.72.73.9
Data source: Sausalito April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Sausalito Compares to Other Months

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

In comparing the weather between April and January, April tends to be milder with average temperatures ranging from a minimum of 7°C (44°F) to a maximum of 28°C (82°F), while January sees cooler conditions with a minimum of 3°C (38°F) and a maximum of 21°C (70°F). Precipitation is also notably lower in April, averaging 35 mm (1.4 in) over about 5 days, compared to January's 106 mm (4.2 in) over 9 days. Humidity levels are slightly lower in April at 79%, in contrast to January’s higher 85%. For more detailed insights, you can check Sausalito weather in January.

In comparing the weather between February and April, we see distinct differences in temperature and precipitation patterns. April features a milder temperature range, with minimums of 7°C (44°F) and maximums reaching up to 28°C (82°F), averaging around 13°C (55°F). In contrast, February has slightly cooler temperatures, with minimums of 4°C (39°F) and maximums of 20°C (69°F), averaging at 11°C (52°F). When it comes to precipitation, February experiences significantly more rainfall, totaling 109 mm (4.3 in) over 9 days, while April sees only 35 mm (1.4 in) over 5 days. Both months have high humidity levels, with February at 82% and April slightly lower at 79%. For more detailed insights, you can check Sausalito weather in February.

In comparing the weather between March and April, April demonstrates a notable increase in temperatures, with a minimum of 7°C (44°F) and a maximum of 28°C (82°F), compared to March's minimum of 5°C (42°F) and maximum of 20°C (69°F). Additionally, April experiences less precipitation, totaling 35 mm (1.4 in) over 5 days, while March records a higher precipitation level of 78 mm (3.1 in) over 10 days. Humidity remains relatively similar, with April at 79% and March slightly higher at 82%. This shift marks a transition towards warmer and drier conditions as spring progresses. For more details, you can check out Sausalito weather in March.

In comparing the weather of April and May, April experiences a wider temperature range with a minimum of 7°C (44°F) and a maximum of 28°C (82°F), leading to an average of 13°C (55°F). The month sees more precipitation, totaling 35 mm (1.4 in) over 5 days, with humidity levels around 79%. In contrast, May tends to be slightly warmer and more stable, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), averaging 14°C (57°F). Additionally, May is generally drier, receiving only 20 mm (0.8 in) of rain over just 2 days while experiencing slightly higher humidity at 83%. For more details, visit Sausalito weather in May.

April and June exhibit notable differences in weather patterns. In April, temperatures range from a minimum of 7°C (44°F) to a maximum of 28°C (82°F), with an average of 13°C (55°F). The month also sees about 35 mm (1.4 in) of precipitation over approximately five days, contributing to a relatively high humidity level of 79%. In contrast, June experiences warmer temperatures with a minimum of 10°C (51°F) and a maximum of 31°C (88°F), averaging around 15°C (60°F). Remarkably, June has very little precipitation, with just 3 mm (0.1 in) recorded over zero days, and slightly higher humidity at 84%. For more details about June weather, you can check Sausalito weather in June.

In April, temperatures range from a minimum of 7°C (44°F) to a maximum of 28°C (82°F), with an average of 13°C (55°F). This month sees about 35 mm (1.4 in) of precipitation over approximately five days, and humidity levels sit at 79%. In contrast, July experiences milder temperatures, with minimums of 11°C (52°F) and maximums of 24°C (76°F), averaging around 15°C (60°F). Notably, July is much drier, receiving only 3 mm (0.1 in) of precipitation across the month and maintaining humidity at a higher level of 87%. For a more detailed look at the weather in July, visit Sausalito weather in July.

April and August exhibit distinct differences in weather patterns. In April, temperatures range from a cool minimum of 7°C (44°F) to a warm maximum of 28°C (82°F), with an average of 13°C (55°F). The month sees 35 mm (1.4 in) of precipitation spread over five days, resulting in a humidity level of 79%. Conversely, August has a milder temperature range, with minimums at 11°C (53°F) and maximums at 27°C (81°F), averaging 16°C (61°F). Notably, August experiences significantly less precipitation, with only 2 mm (0.1 in) and no rainy days, leading to a higher humidity of 87%. For more detailed insights, explore Sausalito weather in August.

April and September each exhibit distinct weather patterns that reflect the transition between spring and fall. In April, temperatures range from a cool 7°C (44°F) to a warm 28°C (82°F), with an average of 13°C (55°F). This month typically sees about 35 mm (1.4 in) of precipitation over five days, contributing to a relatively high humidity of 79%. In contrast, September boasts milder temperatures, with a minimum of 11°C (51°F) and a maximum that can soar up to 35°C (96°F), averaging around 17°C (63°F). Notably, September experiences minimal precipitation, with only 2 mm (0.1 in) recorded on no rainy days, and slightly higher humidity at 86%. For those interested in exploring more about the nuances of September weather, you can find additional details here: Sausalito weather in September.

In comparing the weather of April and October, both months feature similar maximum temperatures, peaking at around 28°C (82°F) to 28°C (84°F), creating pleasantly warm conditions. However, April tends to have slightly cooler average temperatures, starting from a minimum of 7°C (44°F) compared to October’s minimum of 9°C (48°F). Precipitation levels are quite close, with April receiving 35 mm (1.4 in) over 5 days, while October sees a slightly lower 30 mm (1.2 in) over just 2 days, indicating more extended dry spells in October. Humidity levels are comparable between the two months, with April averaging at 79% and October at 80%. This makes October a favorable time for outdoor activities, as noted in this resource: Sausalito weather in October.

April and November present a mild yet distinct climate, with both months showing similar average temperatures around 13°C (55°F). However, April tends to experience warmer maximum temperatures, reaching up to 28°C (82°F), while November’s peak is lower at 23°C (74°F). Precipitation levels are higher in November, accumulating 50 mm (2.0 in) over five days compared to April's 35 mm (1.4 in). Humidity remains consistent between the two months at 79%, contributing to a generally comfortable atmosphere. For more specific insights, you can check out Sausalito weather in November.

April weather tends to be milder, with temperatures ranging from a minimum of 7°C (44°F) to a maximum of 28°C (82°F) and an average of 13°C (55°F). While rainfall is relatively low at 35 mm (1.4 in) over approximately 5 days, the humidity remains constant at 79%. In contrast, December experiences cooler conditions, with temperatures dipping to a minimum of 4°C (40°F) and reaching a maximum of 20°C (69°F), averaging around 11°C (52°F). December also sees increased precipitation, totaling 95 mm (3.7 in) across about 9 days, while maintaining the same humidity level of 79%. For more insights on December weather, check out Sausalito weather in December.

Compare Sausalito's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Sausalito

As April unfolds in Sausalito, the weather presents a delightful transition from the cooler winter months, with temperatures comfortably warming up, yet still retaining a refreshing crispness. While the average temperature offers a pleasant respite with occasional peaks, the humidity hovers around a notable 79%, making for a mellow ambiance that is perfect for outdoor activities. This month typically ushers in light rains, with precipitation occurring on about five days, which can enhance the area's vibrant greenery. Unlike the more arid summer months ahead, April strikes a harmonious balance, inviting residents and visitors to enjoy the scenic beauty of Sausalito. For a deeper dive into how this month fits into the broader climate picture, check out Sausalito Climate.