March Weather in Bethlehem, United States

Last updated: February 24, 2025

In March, the weather in Bethlehem, United States showcases a striking range of temperatures, with a maximum reaching 18°C (65°F) and a minimum plummeting to -22°C (-8°F), resulting in an average temperature of -3°C (27°F). The month experiences 77 mm (3.0 in) of precipitation over 11 days, contributing to a humid climate with an 85% humidity level. This combination of chilly temperatures and notable precipitation makes March a transitional month, hinting at the impending warmth of spring while still holding echoes of winter's chill.

March Temperature in Bethlehem

In March, temperatures in Bethlehem, United States, begin to show a welcome transition from the harsh winter chill to the promise of spring. The minimum temperature rises to a relatively mild -22°C (-8°F), while the average nudges above freezing to -3°C (27°F). With a maximum temperature reaching 18°C (65°F), the month marks a significant upward trend, hinting at warmer days ahead. This gradual warming is a stark contrast to the intense cold of January and February, where lows dipped as low as -31°C (-23°F). As March unfolds, residents can expect increasing sunlight and a gradual thaw, highlighting the shift towards a more temperate climate. The transition in March not only sets the stage for the vibrant blooms of April, but it also invigorates the local community, as outdoor activities become increasingly inviting.

March Weather in Bethlehem: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Bethlehem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec172027405362676558473222
Data source: Temperature data for Bethlehem 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 Bethlehem

In March, Bethlehem experiences a notable decline in precipitation, with 77 mm (3.0 in) of rainfall occurring over 11 days, making it one of the drier months as spring approaches. This decrease follows closely on the heels of January and February, which both averaged around 86 mm (3.4 in), indicating a gradual reduction in moisture as the region transitions into warmer weather. As the days grow longer, the precipitation amounts ramp up again in April, escalating to 125 mm (4.9 in) over 16 days, hinting at the typical spring pattern of increased rainfall. This trend signifies a shift from winter's wet embrace to the dynamic climatic conditions of spring, where rain becomes more sporadic yet potentially heavier, nurturing the awakening landscape.

March Precipitation Trends in Bethlehem

The chart displays monthly precipitation patterns in Bethlehem, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8685771251041091199169140116100
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Bethlehem

In March, Bethlehem experiences a decline in humidity, with levels averaging 85%—a noticeable drop from the 91% seen in January and 89% in February. This transition marks the beginning of a gradual shift toward drier conditions as spring approaches, reflected in April's slightly lower humidity of 84%. The data suggests a consistent trend, where humidity levels steadily decrease through the spring and into summer, reaching their lowest point in June at 72%. However, as the seasons change again towards fall, humidity levels rebound, underscoring the dynamic climate of Bethlehem throughout the year.

March Average Humidity in Bethlehem

This chart illustrates the average monthly humidity levels in Bethlehem, 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.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%85%84%78%72%75%74%77%85%86%85%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Bethlehem

As March arrives in Bethlehem, the UV Index rises significantly to 6, indicating a shift to a high exposure category. This increase from February's moderate level highlights the growing strength of the sun as spring approaches, reducing burn time to just 25 minutes. This trend sets the stage for even more intense UV levels in the following months, with April and May expecting indices of 8 and 9, respectively. Residents and visitors alike should take note and prepare for increased sun exposure, ensuring proper skin protection and awareness of the changing weather. For more detailed information on UV trends throughout the year, be sure to check out Bethlehem UV Index.

Maximum UV Index Levels in Bethlehem for March

The chart shows the monthly maximum UV Index (UVI) for Bethlehem 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.
JanFebMarAprMayJunJulAugSepOctNovDec2468910997532
Data source: Bethlehem 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 Bethlehem

As winter fades into spring, March in Bethlehem experiences a notable surge in sunshine, with 226 hours of bright, sunny days illuminating the town. This marks a significant increase from 154 hours in February and sets the stage for the warmer months ahead. The transition is evident as the daylight hours continue to build, leading into April's 206 hours. This upward trend highlights a gradual welcome to spring and the promise of even sunnier days in May, where residents can look forward to 250 hours of sunshine. As the year progresses, the cumulative sunlight continues to rise, peaking in the summer months with July and August boasting over 300 hours each. This seasonal shift not only brightens the landscape but also lifts the spirits of the community, as they revel in the vibrant, sun-soaked days ahead.

Monthly Sunshine Duration in Bethlehem: March Highlighted

The March sunshine duration represents the total number of hours Bethlehem 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.
JanFebMarAprMayJunJulAugSepOctNovDec111h154h226h206h250h308h318h322h275h183h151h136h
Data source: Bethlehem March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bethlehem During March

March in Bethlehem marks a noticeable shift towards sunnier days, boasting a promising 46% chance of sunshine. This increase stands out in contrast to the winter months, where the likelihood of clear skies hovers around 27-28%. As winter fades, so does the gray, with March offering the most sunshine of the first quarter of the year. Following this sunny peak, the chances dip again in April to 30%, illustrating the region’s unpredictable spring weather. Notably, March serves as a transitional month, bridging the gloominess of winter with the brighter, more optimistic days ahead.

Percentage of Sunny Days in March in Bethlehem

The chart illustrates the percentage of sunny days in Bethlehem 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 Bethlehem experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec28%27%46%30%33%37%22%31%36%29%45%26%
Data source: Bethlehem March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bethlehem in March

As March unfolds in Bethlehem, United States, residents can bask in a full 11 hours of daylight, marking a refreshing increase from the 10 hours enjoyed in February. This upward trend continues into the spring, as the days progressively lengthen, paving the way for a vibrant 13 hours of daylight by April and reaching an impressive 14 hours in May. This gradual shift not only enhances outdoor activities but also signals the end of winter's grip. March's 11 hours is a harbinger of the longer days ahead, allowing everyone to embrace the beauty of the changing seasons and the warmth of the sun stretching ever farther into the evenings.

Average Daylight Hours in Bethlehem for March

The chart illustrates the variation in daylight duration in Bethlehem throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 17m10h 28m11h 57m13h 29m14h 47m15h 26m15h 5m13h 55m12h 27m10h 55m9h 35m8h 54m
Data source: Bethlehem daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Bethlehem

In Bethlehem, United States, the month of March ushers in a noticeable increase in wind speed, averaging 3.3 m/s (7 mph)—the highest recorded speed since January. This uptick marks a transition from the gentle breezes of winter, where January's winds barely grazed 2.3 m/s (5 mph), to a more invigorating gust that hints at the lively energy of spring. Following March, wind speeds dip slightly in April to 2.8 m/s (6 mph), but this seasonal shift emphasizes how March acts as a pivotal point in Bethlehem's climatic rhythm. As the year progresses, the winds calm again during the summer months, with July and August seeing their lowest averages around 2.0 m/s (5 mph) and 1.9 m/s (4 mph). Overall, March stands out as a breath of fresh air, heralding the end of winter and the promise of warmer days ahead.

Average March Wind Speed in Bethlehem

The chart displays monthly wind speed patterns in Bethlehem, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.63.3 m/s2.82.42.72.01.92.52.22.52.8
Data source: Bethlehem March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Bethlehem Compares to Other Months

The weather in Bethlehem 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 Bethlehem and find detailed weather information for every month.

When comparing the weather in March to that of January, it is evident that March experiences milder temperatures, with average highs reaching up to 18°C (65°F) compared to January's maximum of only 12°C (54°F). March also sees a significant increase in average temperatures, with daily minimums around -22°C (-8°F), while January dips as low as -31°C (-23°F). Both months share a similar amount of precipitation, with March totaling 77 mm (3.0 in) over approximately 11 days and January slightly higher at 86 mm (3.4 in) across 12 days. Additionally, humidity levels are slightly lower in March at 85%, compared to January’s 91%. For more details on January weather in Bethlehem, check out this link: Bethlehem weather in January.

March weather shows a notable contrast to February, with an increase in average temperatures. While February recorded a minimum of -27°C (-16°F) and an average of -7°C (20°F), March temperatures ranged from a minimum of -22°C (-8°F) to an average of -3°C (27°F). The maximum temperature in March reached 18°C (65°F), slightly higher than February's 16°C (62°F). However, precipitation was slightly lower in March, totaling 77 mm (3.0 in) over 11 days compared to February's 85 mm (3.4 in) over 13 days. Both months experienced high humidity levels, with February at 89% and March at 85%. For more details, check Bethlehem weather in February.

March and April exhibit notable differences in weather patterns. March showcases a wider temperature range with a minimum of -22°C (-8°F) and a maximum of 18°C (65°F), resulting in an average temperature of -3°C (27°F). In contrast, April presents milder conditions, featuring a minimum temperature of -12°C (10°F) and a maximum of 24°C (76°F), leading to an average of 4°C (40°F). Rainfall is also more pronounced in April, with 125 mm (4.9 in) of precipitation over 16 days compared to 77 mm (3.0 in) over 11 days in March. Humidity levels remain relatively similar, with March at 85% and April at 84%. For more specifics on April weather, you can check Bethlehem weather in April.

March and May exhibit significant differences in weather patterns. In March, temperatures can plummet to a minimum of -22°C (-8°F) with an average temperature around -3°C (27°F), peaking at a mild 18°C (65°F). The month sees considerable precipitation, totaling 77 mm (3.0 in) over 11 days, accompanied by high humidity levels at 85%. In contrast, May brings a more temperate climate, with minimum temperatures of -3°C (27°F) and an average of 12°C (53°F), reaching highs of 31°C (87°F). Rainfall slightly increases to 104 mm (4.1 in) over 13 days, though humidity drops to a more comfortable 78%. For a closer look at the weather specifics, you can refer to Bethlehem weather in May.

March and June present two distinctly different weather patterns. In March, temperatures range from a chilling minimum of -22°C (-8°F) to an average of -3°C (27°F), with highs reaching 18°C (65°F). The month is characterized by significant precipitation, totaling 77 mm (3.0 in) over 11 days, and a high humidity level of 85%. In contrast, June experiences milder temperatures, with a minimum of -1°C (31°F), an average of 17°C (62°F), and maximums soaring to 31°C (88°F). Although it sees more precipitation at 109 mm (4.3 in) over 12 days, June maintains a lower humidity of 72%. These variations highlight the transition from the harsh winter chill of March to the warmer and more temperate conditions of June. For more details on June weather, you can visit Bethlehem weather in June.

March and July present stark contrasts in weather patterns. March, characterized by colder temperatures, sees minimums plummeting to -22°C (-8°F) and average temperatures hovering around -3°C (27°F), with a maximum of 18°C (65°F). The month experiences 77 mm (3.0 in) of precipitation over 11 days, accompanied by high humidity levels of 85%. In contrast, July boasts much milder conditions, with minimum temperatures at 7°C (44°F) and an average of 19°C (67°F), peaking at a warm 33°C (91°F). Precipitation slightly increases to 119 mm (4.7 in) across 14 days, but humidity drops to 75%, offering a more comfortable summer experience. For a closer look at July weather specifically, check out Bethlehem weather in July.

March and August present a stark contrast in weather patterns. In March, temperatures range from a chilling minimum of -22°C (-8°F) to a more moderate maximum of 18°C (65°F), with an average of -3°C (27°F). This month is characterized by high humidity at 85%, and while it sees a total precipitation of 77 mm (3.0 in) over 11 days, the cold temperatures can make the rain feel even more biting.

In contrast, August offers a much warmer climate, with temperatures varying from a minimum of 4°C (40°F) to a maximum of 32°C (89°F) and an average of 18°C (66°F). The month experiences slightly more precipitation at 91 mm (3.6 in) but does so over 13 days, all while maintaining a lower humidity of 74%. The warmth and relative dryness of August make it a completely different experience compared to the final chill of March. For more details, check out Bethlehem weather in August.

March and September present contrasting weather patterns, highlighting the shift from winter to early autumn. In March, temperatures range from a biting minimum of -22°C (-8°F) to a mild maximum of 18°C (65°F), with an average of -3°C (27°F). The month is characterized by higher humidity levels at 85% and 77 mm of precipitation over 11 days, indicating a lingering chill and the potential for late snowfall.

In contrast, September sees more moderate temperatures, with a minimum of -5°C (23°F), an average of 15°C (58°F), and a comfortable maximum of 29°C (85°F). This month has slightly lower precipitation, totaling 69 mm (2.7 in) over 9 days, accompanied by reduced humidity at 77%. The transition to September marks a more pleasant climate, paving the way for the crispness of autumn. For more details on the weather during this month, visit Bethlehem weather in September.

March and October present contrasting yet distinct weather patterns. In March, temperatures range from a chilly minimum of -22°C (-8°F) to a breezy maximum of 18°C (65°F), with an average of -3°C (27°F). The month sees about 77 mm (3.0 in) of precipitation over 11 days, while humidity hovers around 85%. In contrast, October offers milder conditions, with temperatures fluctuating between -7°C (20°F) and a warm maximum of 24°C (76°F), averaging 8°C (47°F). Rainfall increases to 140 mm (5.5 in) over 14 days, maintaining the same level of humidity at 85%. For more detailed insights, check out Bethlehem weather in October.

March and November exhibit distinct weather patterns, with March typically experiencing a broader temperature range; it can see lows of -22°C (-8°F) and highs reaching 18°C (65°F), averaging around -3°C (27°F). In contrast, November's temperatures are slightly milder, with a minimum of -21°C (-5°F) and a maximum of 21°C (71°F), resulting in an average of 0°C (32°F). Precipitation is more frequent in November, recorded at 116 mm (4.6 in) over 15 days compared to March's 77 mm (3.0 in) over 11 days. Both months have high humidity levels, with November slightly higher at 86%. For more detailed insights, you can check Bethlehem weather in November.

In comparing the weather of March and December, March tends to be milder, with average temperatures hovering around -3°C (27°F) compared to December's average of -6°C (22°F). March experiences a broader temperature range, reaching a maximum of 18°C (65°F) while December peaks at 13°C (56°F). Precipitation is also noteworthy, with March receiving about 77 mm (3.0 in) over 11 days, while December sees increased precipitation of 100 mm (3.9 in) across 15 days. Despite the differences in temperatures and precipitation, both months share a high humidity level of 85%, contributing to the chilly feel during this time. For more insight into winter conditions, check out Bethlehem weather in December.

Compare Bethlehem's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Bethlehem

As winter slowly relinquishes its grip, March in Bethlehem marks a distinct transition, featuring temperatures that rise towards the milder end of the spectrum while still retaining winter's chill. With a higher possibility of precipitation than in previous months, the landscape can feel quite dynamic, blending remnants of snow with early signs of spring. This month also brings increased humidity, adding a touch of dampness to the air, which can invigorate the senses. While March boasts warmer days, the lingering cool nights remind us that winter has not quite faded away. For a deeper dive into the seasonal climate shifts, check out Bethlehem Climate.