March Weather in Shasta Lake, United States

Last updated: February 24, 2025

March in Shasta Lake, United States ushers in a blend of crisp mornings and mild afternoons, with maximum temperatures reaching a pleasant 27°C (81°F) and an average hovering around 10°C (50°F). As the chill of the season lingers, nighttime lows can dip to a brisk -2°C (29°F). This month sees a significant precipitation total of 217 mm (8.6 in), spread over 14 days, contributing to the area's lush scenery. The humidity levels are notably high at 86%, enhancing the fresh, invigorating air that characterizes this beautiful region.

March Temperature in Shasta Lake

In March, Shasta Lake begins to shake off the chill of winter, with temperatures exhibiting a gradual warming trend. The month starts with a minimum of -2°C (29°F), rising to an average of 10°C (50°F), while the maximum can reach a pleasant 27°C (81°F). This pattern signifies a significant shift from February's mild conditions, indicating that spring is just around the corner. As daylight lengthens and the landscape awakens, visitors can indulge in the emerging warmth, making March an ideal time to explore the natural beauty surrounding the lake. Embracing the transitional weather, locals and tourists alike can look forward to more delightful days ahead.

March Weather in Shasta Lake: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Shasta Lake, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec454750576676848173615244
Data source: Temperature data for Shasta Lake 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.

March Precipitation in Shasta Lake

March in Shasta Lake marks a significant decline in precipitation compared to the preceding winter months, receiving 217 mm (8.6 in) over 14 days. This decrease aligns with typical seasonal patterns, as the area transitions from the wetness of winter to the drier spring months. January and February saw much heavier rains, with totals of 257 mm (10.1 in) and 229 mm (9.0 in), respectively, leading to a robust accumulation for early-year snowpack and reservoir levels. As the region moves into April, precipitation drops sharply to 116 mm (4.6 in), indicating a shift towards drier conditions that will dominate the summer months ahead. The trends reflect a common climatic rhythm in Shasta Lake, where winter moisture gradually wanes, paving the way for sunnier days.

March Precipitation Trends in Shasta Lake

The chart displays monthly precipitation patterns in Shasta Lake, with values for each month alongside March's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec2572292171166810011179152177
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Shasta Lake

In March, Shasta Lake experiences an average humidity of 86%, mirroring the levels seen in January and indicating a continuation of the winter season's moisture. As the region transitions from the cool, wet winter months into the warming days of spring, the humidity begins to show signs of gradual decline, with April anticipated to drop to 83%. This trend marks the beginning of a noticeable decrease as the year progresses, with May bringing a more significant decline to 72%, symbolizing the shift toward drier summer months. Overall, the humidity readings reveal a cyclical pattern, illustrating how Shasta Lake's climate evolves through the seasons, balancing between wetter and drier periods.

March Average Humidity in Shasta Lake

This chart illustrates the average monthly humidity levels in Shasta Lake, with March's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how March's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%83%72%67%56%42%46%67%86%86%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Shasta Lake

As March rolls in, Shasta Lake experiences a noticeable uptick in UV exposure, with the UV Index soaring to 7, categorizing it as high. This is a significant jump from the moderate levels seen in January and February, indicating that residents and visitors should be more vigilant, as the recommended burn time decreases to just 25 minutes. Notably, this trend sets the stage for even more intense UV levels in the coming months, peaking in May and June with extreme ratings of 11. It's clear that as spring unfolds, so too does the need for sun protection. For more detailed insights and updates, check out the Shasta Lake UV Index.

Maximum UV Index Levels in Shasta Lake for March

The chart shows the monthly maximum UV Index (UVI) for Shasta Lake in March, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3478111110109643
Data source: Shasta Lake March 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.

March Sunshine in Shasta Lake

March in Shasta Lake ushers in a notable increase in sunshine, with 228 hours illuminating the landscape, a charming prelude to the vibrant spring days ahead. This month marks a significant rise from January's 114 hours and February's 186 hours, reflecting the gradual transition from winter’s embrace. As daylight extends, the warmth and brightness of March set the stage for April's impressive 284 hours, creating a tantalizing glimpse of the abundant sunshine that summer promises. This steady ascent in sunshine hours not only enlivens the surroundings but also hints at the natural beauty and outdoor adventures waiting to unfold as the seasons shift.

Monthly Sunshine Duration in Shasta Lake: March Highlighted

The March sunshine duration represents the total number of hours Shasta Lake experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec114h186h228h284h353h388h401h352h310h275h200h162h
Data source: Shasta Lake March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Shasta Lake During March

As March unfolds in Shasta Lake, the likelihood of sunny weather begins to brighten significantly, with a 58% chance of sunshine. This marks a notable increase from February's 52%, signaling the arrival of spring and more favorable outdoor conditions. The upward trend continues into April, where the chances of clear skies soar to 73%, offering a delightful prelude to the warmer months ahead. As we move from winter’s chill to spring's embrace, March acts as a pivotal transition, hinting at the sunny days that will soon dominate the landscape.

Percentage of Sunny Days in March in Shasta Lake

The chart illustrates the percentage of sunny days in Shasta Lake throughout the year, with March 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 Shasta Lake experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%52%59%73%78%82%86%91%82%49%43%35%
Data source: Shasta Lake March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Shasta Lake in March

In March, Shasta Lake begins to embrace the longer days of spring, basking in approximately 11 hours of daylight. This marks a pleasant increase from the 10 hours available in February, signaling a shift towards brighter and warmer months ahead. As the days progress through April and May, daylight continues to expand significantly, reaching 13 and 14 hours respectively. This gradual transition from winter's shorter days to the abundance of summer sets a vibrant backdrop for outdoor adventures and natural beauty in the region. The remarkable growth in daylight not only enhances the scenic views of Shasta Lake but also invites both residents and visitors to engage in the many recreational opportunities that the longer days offer.

Average Daylight Hours in Shasta Lake for March

The chart illustrates the variation in daylight duration in Shasta Lake throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 37m10h 39m11h 58m13h 19m14h 28m15h 1m14h 43m13h 41m12h 24m11h 3m9h 53m9h 17m
Data source: Shasta Lake daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Shasta Lake

In March, the winds in Shasta Lake remain steady, with an average speed of 2.3 m/s (5 mph)—a consistency mirrored from February. This light breeze ushers in the transition to spring, laying the groundwork for slightly stronger gusts in May, which average 2.5 m/s (6 mph). Interestingly, the wind speeds in the earlier months of the year show a harmonious stability, ranging between 2.2 m/s and 2.3 m/s, before tapering off into the summer months of July and August, where they dip to 2.0 m/s. Overall, March sustains a gentle yet invigorating wind, making it a delightful time for outdoor activities as the seasons shift.

Average March Wind Speed in Shasta Lake

The chart displays monthly wind speed patterns in Shasta Lake, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.32.3 m/s2.22.52.12.02.02.22.22.22.2
Data source: Shasta Lake March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Shasta Lake Compares to Other Months

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

When comparing the weather in March to that of January, March generally offers milder temperatures with a minimum of -2°C (29°F) and an average high of 27°C (81°F), compared to January's minimum of -5°C (24°F) and a maximum of 21°C (69°F). While both months share the same humidity level of 86%, January tends to be a bit wetter, receiving 257 mm (10.1 in) of precipitation over 13 days, compared to March's 217 mm (8.6 in) over 14 days. For a closer look at January conditions, you can check Shasta Lake weather in January. Overall, March presents a transition toward warmer and somewhat drier weather, making it an appealing time for outdoor activities.

The weather in March shows a slight increase in average temperature compared to February, with a minimum of -2°C (29°F) and an average of 10°C (50°F) versus February's minimum of -4°C (25°F) and average of 8°C (47°F). Both months experience similar maximum temperatures, reaching around 27°C (81°F). However, March has more precipitation over a longer period, totaling 217 mm (8.6 in) across 14 days, whereas February had 229 mm (9.0 in) over just 10 days. Humidity remains quite high in both months, with March at 86% and February slightly higher at 87%. For a closer look at the weather patterns, check out Shasta Lake weather in February.

March tends to exhibit a broader temperature range, with minimums dropping as low as -2°C (29°F) and maximums reaching up to 27°C (81°F). In contrast, April shows a noticeable warming trend, with average temperatures rising to 14°C (58°F) and maximums hitting 32°C (90°F). Precipitation levels also differ significantly: March experiences a much wetter month with 217 mm (8.6 in) over 14 days, while April sees reduced rainfall at 116 mm (4.6 in) across just 9 days. Humidity remains somewhat similar, with March at 86% and April slightly lower at 83%. For more details on the weather patterns in April, check out Shasta Lake weather in April.

Comparing the weather in March and May reveals a significant shift in temperature and general conditions. March experiences a wider temperature range, with minimums dropping to -2°C (29°F) and maximums reaching up to 27°C (81°F), along with high humidity at 86% and considerable precipitation of 217 mm (8.6 in) over 14 days. In contrast, May is notably warmer, featuring a minimum of 2°C (36°F) and average temperatures climbing to 19°C (66°F), with maximums soaring to 37°C (100°F). Additionally, May sees much less precipitation, only 68 mm (2.7 in) over just 5 days, and lower humidity at 72%. For a detailed look at specific weather conditions, you can check Shasta Lake weather in May.

March and June exhibit striking differences in weather conditions. In March, temperatures can dip as low as -2°C (29°F), with an average of 10°C (50°F) and a maximum reaching 27°C (81°F). This month is characterized by high precipitation of 217 mm (8.6 in) over about 14 days, contributing to a humidity level of 86%. In contrast, June experiences much warmer weather, with temperatures ranging from a minimum of 7°C (45°F) to an average of 25°C (76°F) and soaring to a maximum of 42°C (108°F). Rainfall is minimal in June, totaling just 10 mm (0.4 in) over only 1 day, and humidity decreases to 67%. For more specific information about the conditions during this month, visit Shasta Lake weather in June.

The weather in March is much cooler and more variable compared to July. March experiences a minimum temperature of -2°C (29°F) and an average of 10°C (50°F), with highs reaching up to 27°C (81°F). It also sees significant precipitation, with 217 mm (8.6 in) over about 14 days, leading to a high humidity level of 86%. In contrast, July brings much warmer temperatures, with a minimum of 14°C (58°F) and an average high of 29°C (84°F), peaking at a scorching 43°C (110°F). Remarkably, July is dry with no recorded precipitation and lower humidity at 56%. For more details on July weather, you can check Shasta Lake weather in July.

March and August present striking contrasts in weather. In March, temperatures can fluctuate significantly, ranging from a chilly -2°C (29°F) to a mild 27°C (81°F), with an average temperature of 10°C (50°F). This month sees considerable precipitation, with about 217 mm (8.6 in) falling over 14 days, and high humidity at 86%. In contrast, August offers warm, stable conditions with a minimum temperature of 13°C (56°F), averaging 27°C (81°F), and a maximum that can soar to 43°C (110°F). Notably, August experiences almost no rainfall, with only 1 mm (0.1 in) recorded and no rainy days, complemented by a much lower humidity of 42%. For more details on August weather specifics, check Shasta Lake weather in August.

March and September offer distinctly different weather experiences. In March, temperatures range from a chilly minimum of -2°C (29°F) to a warm maximum of 27°C (81°F), with an average of 10°C (50°F). This month is also characterized by significant precipitation, totaling 217 mm (8.6 in) over approximately 14 days, coupled with high humidity levels of 86%. In contrast, September brings a much milder experience, with temperatures starting at a minimum of 6°C (43°F), peaking at a scorching maximum of 42°C (108°F), and averaging 23°C (73°F). Remarkably, September sees only a trace of rainfall, with just 11 mm (0.4 in) falling over a single day and significantly lower humidity at 46%. For more information on the weather specifics in that month, you can check Shasta Lake weather in September.

March and October present contrasting weather patterns. In March, temperatures fluctuate from a chilly minimum of -2°C (29°F) to a warm average of 10°C (50°F), reaching a peak of 27°C (81°F). The month is also characterized by significant rainfall, with 217 mm (8.6 in) of precipitation over approximately 14 days and high humidity at 86%. In contrast, October offers milder temperatures, starting from a minimum of 4°C (39°F) and averaging around 16°C (62°F), with extreme highs soaring to 38°C (101°F). This month experiences much less rainfall, totaling only 79 mm (3.1 in) over just 4 days, and the humidity drops to a more comfortable 67%. For a detailed look at the October conditions, check out Shasta Lake weather in October.

March and November both feature crisp temperatures, with lows around -2°C (29°F) in March and -2°C (30°F) in November. However, March tends to be slightly warmer on average with temperatures reaching up to 27°C (81°F), compared to November's maximum of 28°C (83°F). Precipitation is more abundant in March, with 217 mm (8.6 in) over 14 days, while November sees less rain at 152 mm (6.0 in) spread over just 8 days. Both months maintain a high humidity level of 86%, contributing to a similar overall dampness. For more detailed information, you can check Shasta Lake weather in November.

In March, temperatures begin to rise with a minimum of -2°C (29°F) and an average of 10°C (50°F), reaching a maximum of 27°C (81°F). The month is quite wet, with 217 mm (8.6 in) of precipitation occurring over 14 days, while humidity remains high at 86%. In contrast, December presents cooler conditions with a minimum temperature of -4°C (26°F) and an average of 7°C (45°F), peaking at 22°C (72°F). Precipitation is slightly lower at 177 mm (7.0 in) across 12 days, but the humidity level remains consistent at 86%. For more specifics on December weather, you can check Shasta Lake weather in December.

Compare Shasta Lake's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Shasta Lake

March weather in Shasta Lake offers a unique blend of transition and variety as winter gives way to spring. With temperatures ranging from chilly lows to pleasantly warm highs, this month stands out as a time of transformation, where the landscape begins to bloom and awaken from its winter slumber. However, the frequent rainfall—averaging over two weeks of precipitation—adds a lush vibrancy to the scenery, contrasting sharply with the drier months that follow. This combination of higher humidity and fluctuating temperatures creates a dynamic atmosphere that's perfect for both outdoor adventures and soothing indoor retreats. To learn more about the overall climate and how March fits into the year's weather patterns, visit Shasta Lake Climate.