April Weather in Ithaca, United States

Last updated: February 24, 2025

In Ithaca, United States, April brings a dynamic mix of weather patterns as temperatures range from a brisk -5°C (23°F) at night to a pleasant 27°C (80°F) by day, averaging around 8°C (46°F). This month typically sees 118 mm (4.6 in) of precipitation spread over 16 rainy days, contributing to an overall humidity level of 88% that adds a touch of spring freshness to the air. As the landscape awakens from winter's grip, residents and visitors can expect a blend of cool mornings and surprisingly warm afternoons, making it a captivating time to explore the vibrant surroundings.

April Temperature in Ithaca

In Ithaca, United States, April marks a significant shift in temperatures as winter gradually yields to spring. The month opens with a minimum temperature of around -5°C (23°F), a far cry from the biting lows of January and February. By mid-month, the average temperature rises to a comfortable 8°C (46°F), setting a promising tone for the warmer days ahead. The maximum temperature can reach a delightful 27°C (80°F), showcasing the potential for pleasant sunny days. This upward trend not only signifies a welcome escape from the frosty grip of winter but also invites residents and visitors alike to embrace outdoor activities as the landscape begins to bloom. April serves as a gentle reminder of nature's transition, with each rising degree further igniting the anticipation of summer.

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

The chart illustrates April temperature patterns in Ithaca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec262834465866727063533931
Data source: Temperature data for Ithaca 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.

April Precipitation in Ithaca

In Ithaca, United States, April marks a notable increase in precipitation, with an impressive 118 mm (4.6 in) of rainfall over 16 days. This surge follows the relatively stable levels of March and heralds the transition into spring, where the region typically experiences wetter conditions. Not only does April boast the highest rainfall accumulation so far this year, but it also sets the stage for May, which continues this upward trend with even more precipitation at 127 mm (5.0 in). As the days grow longer and warmer, the consistent rainfall in April encourages the blossoming of nature, contributing to the lush greenery that characterizes the enchanting scenery of Ithaca in the spring.

April Precipitation Trends in Ithaca

The chart displays monthly precipitation patterns in Ithaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec82898511812795146100911509597
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Ithaca

In April, Ithaca experiences a slight drop in humidity, hovering around 88%. While this figure remains relatively high, it marks a small decrease from the preceding months, particularly from the winter's consistent 90% levels in January and February. As spring unfolds, the humidity begins its gradual decline, paving the way for the drier months ahead. By contrast, May sees humidity levels drop further to 82%, indicating a trend of decreasing moisture as the region transitions into the warmer summer months. This variability suggests a shift towards more temperate conditions, making April a pivotal month in Ithaca's climatic journey.

April Average Humidity in Ithaca

This chart illustrates the average monthly humidity levels in Ithaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Ithaca

April marks a significant shift in UV intensity in Ithaca, as the UV Index climbs to 8, indicating a very high exposure category. This is a notable increase from the previous months, where January through March saw moderate to high levels of UV radiation. With a reduced burn time of just 15 minutes, it’s crucial for residents and visitors alike to take precautions to protect their skin during this month. As we move into May and June with even higher UV levels, the trend underscores the importance of being vigilant about sun safety. To learn more about the UV Index throughout the year, check out Ithaca UV Index.

Maximum UV Index Levels in Ithaca for April

The chart shows the monthly maximum UV Index (UVI) for Ithaca 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.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Ithaca 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 Ithaca

As Spring blossoms in Ithaca, April shines as a pivotal month, bringing a total of 228 hours of sunshine—a notable increase from the 216 hours recorded in March. This upward trend continues into May, where the sun graces the region with a warm 265 hours. The progression is emblematic of the transition from winter’s embrace to the vibrant warmth of summer, as each month brings a significant rise in sunlight. The steady rise from January's modest 104 hours to April's bountiful glow paints an encouraging picture of natural rejuvenation, offering residents and visitors alike a refreshing embrace of sunlight as the days grow longer and brighter.

Monthly Sunshine Duration in Ithaca: April Highlighted

The April sunshine duration represents the total number of hours Ithaca 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.
JanFebMarAprMayJunJulAugSepOctNovDec104h144h216h228h265h325h341h330h284h205h152h110h
Data source: Ithaca April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ithaca During April

As April dawns in Ithaca, the likelihood of sunny weather presents a slight decline, with a 35% chance of sunshine. This marks a dip from the more optimistic 40% in March, reflecting the transitional nature of spring as it navigates the tail end of winter's grip. However, the month still outshines the chilly January and February, where chances of sun lingered at a mere 13% and 22%, respectively. Interestingly, as the season progresses into May and June, we see a resurgence in sunny days, with probabilities climbing to 37% and 43%. This trend illustrates a hopeful trajectory towards brighter skies, making April a month of anticipation for warmer, sunnier days ahead.

Percentage of Sunny Days in April in Ithaca

The chart illustrates the percentage of sunny days in Ithaca 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 Ithaca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec13%22%40%36%37%43%38%35%37%29%39%20%
Data source: Ithaca April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ithaca in April

As spring blossoms in Ithaca, the daylight hours experience a noticeable surge in April, with an average of 13 hours of sunshine gracing the region. This increase marks a significant leap from the 11 hours in March, heralding the full embrace of warmer weather. The gradual ascent in daylight hours from January's 9 hours to the springtime highs indicates a rhythmic shift, as each month beckons longer days and brighter afternoons. By May, the sunshine extends even further to 14 hours, a tantalizing preview of the summer’s peak. This pattern not only enhances outdoor activities but also invigorates the community as they welcome the revitalizing energy of spring.

Average Daylight Hours in Ithaca for April

The chart illustrates the variation in daylight duration in Ithaca throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 27m10h 33m11h 58m13h 24m14h 37m15h 13m14h 53m13h 48m12h 25m11h9h 44m9h 6m
Data source: Ithaca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Ithaca

In April, Ithaca's wind begins to soften, with an average speed of 3.2 m/s (7 mph), slightly lower than the brisk gusts of March but still maintaining a refreshing breeze. This transitional month marks a notable shift as spring takes hold, leading into milder winds in May and June. As the seasons change, wind speeds tend to dip, with summer months like July and August experiencing the calmest conditions around 2.4-2.3 m/s (5 mph). Interestingly, November sees a return to higher winds similar to those in early spring, suggesting a cyclical pattern that hints at winter's approach. Overall, April serves as a bridge between the lively winds of early spring and the more tranquil summer breezes, perfectly embodying the season's spirit of renewal and transition.

Average April Wind Speed in Ithaca

The chart displays monthly wind speed patterns in Ithaca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.14.03.2 m/s2.72.72.42.33.02.83.23.7
Data source: Ithaca April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Ithaca Compares to Other Months

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

April and January showcase a stark contrast in weather conditions. In April, temperatures range from a brisk -5°C (23°F) at night to a warm 27°C (80°F) during the day, accompanied by an average temperature of 8°C (46°F). The month sees 118 mm (4.6 in) of precipitation spread over 16 days, with humidity at 88%. In comparison, January's temperatures plummet with a minimum of -25°C (-13°F) and a maximum of 17°C (63°F), averaging around -3°C (26°F). It experiences less precipitation at 82 mm (3.2 in) over 13 days but has a similar humidity level of 90%. For more detailed insights, check out Ithaca weather in January.

April and February offer contrasting weather experiences. In April, temperatures range from a low of -5°C (23°F) to a pleasant high of 27°C (80°F), with an average of 8°C (46°F). This month sees 118 mm (4.6 in) of precipitation over 16 days, with a humidity level of 88%. In stark contrast, February features much colder temperatures, with a minimum of -23°C (-9°F) and a maximum of 20°C (69°F), averaging -2°C (28°F). February also has less precipitation at 89 mm (3.5 in) over 14 days, while its humidity is slightly higher at 90%. For more details on February conditions, check out Ithaca weather in February.

April weather in Ithaca shows a notable warming trend compared to March. While March experiences a colder minimum temperature of -17°C (1°F) and an average of only 1°C (34°F), April sees a milder minimum of -5°C (23°F) and an average of 8°C (46°F). Additionally, the maximum temperature in March reaches 23°C (73°F), but April offers a significantly warmer maximum of 27°C (80°F). Precipitation in April is slightly higher at 118 mm (4.6 in) over 16 days, compared to March’s 85 mm (3.4 in) over 13 days, though both months exhibit high humidity levels, with March at 87% and April at 88%. For more details, check out Ithaca weather in March.

April and May present a notable transition in weather patterns. In April, temperatures range from a chilly minimum of -5°C (23°F) to a maximum of 27°C (80°F), with an average temperature of 8°C (46°F). The month is characterized by significant precipitation, totaling 118 mm (4.6 in) over 16 days, contributing to a relatively high humidity level of 88%.

In contrast, May brings a milder climate, with minimum temperatures rising to -2°C (28°F) and maximum temperatures reaching 32°C (89°F), resulting in an average temperature of 14°C (58°F). Precipitation increases slightly to 127 mm (5.0 in) over 17 days, yet humidity decreases to 82%. This shift marks May as a warmer and more vibrant month compared to the cooler and wetter April. For more detailed information, you can check Ithaca weather in May.

April weather in Ithaca is characterized by a wide temperature range, with minimums dipping down to -5°C (23°F) and maximums reaching up to 27°C (80°F). The month is quite wet, featuring 118 mm (4.6 in) of precipitation across 16 days and high humidity at 88%. In contrast, June brings warmer temperatures, with a minimum of 4°C (39°F) and a comfortable average of 19°C (67°F). Maximum temperatures can soar to 34°C (93°F), while precipitation decreases to 95 mm (3.7 in) over 12 days, accompanied by relatively lower humidity at 79%. For a closer look at June weather specifics in Ithaca, check out Ithaca weather in June.

April and July exhibit distinct contrasts in weather patterns. April experiences a wide temperature range with a minimum of -5°C (23°F) and a maximum of 27°C (80°F), averaging around 8°C (46°F). Additionally, it has a relatively high humidity level of 88% and sees significant precipitation, recording 118 mm (4.6 in) over 16 days. In contrast, July is warmer with temperatures ranging from a minimum of 10°C (51°F) to a high of 34°C (94°F), averaging 22°C (72°F). Although July has slightly more precipitation at 146 mm (5.8 in) over 15 days, the humidity drops to 78%, making it feel more comfortable overall. For more details about July weather, check out Ithaca weather in July.

April and August present contrasting weather patterns, with April experiencing a broader range of temperatures, from a chilly minimum of -5°C (23°F) to a pleasant maximum of 27°C (80°F), averaging around 8°C (46°F). This month is characterized by higher humidity at 88% and frequent precipitation, with 118 mm (4.6 in) over 16 days. In contrast, August boasts warmer temperatures, with a minimum of 7°C (45°F), an average of 21°C (70°F), and a maximum reaching 34°C (93°F). The summer month sees less rain, totaling 100 mm (3.9 in) across 12 days, and lower humidity at 76%. For a closer look at the nuances of summer weather, check out Ithaca weather in August.

April and September present quite distinct weather patterns. In April, temperatures can range dramatically from a chilly -5°C (23°F) to a warm 27°C (80°F), with an average of 8°C (46°F). This month is characterized by higher precipitation levels, totaling 118 mm (4.6 inches) over about 16 days, and humidity levels are notably high at 88%. In contrast, September sees milder conditions, with temperatures ranging from a minimum of 1°C (34°F) to a comfortable maximum of 33°C (91°F), averaging at 17°C (64°F). It also experiences less rain, accumulating only 91 mm (3.6 inches) across 9 days, and the humidity drops to 78%. For more details, you can check out Ithaca weather in September.

April and October showcase distinct weather patterns, reflecting the transition between seasons. April generally experiences lower average temperatures, with a minimum of -5°C (23°F) and an average of 8°C (46°F), while October starts off slightly warmer, with a minimum of 0°C (32°F) and an average of 12°C (53°F). Both months see a similar number of precipitation days, with April receiving about 118 mm (4.6 in) over 16 days and October a bit more at 150 mm (5.9 in) over 15 days. However, April has a higher humidity level of 88%, compared to October's 84%. For more detailed insights, you can check Ithaca weather in October.

April and November exhibit notable differences in weather patterns. In April, temperatures range from a chilly minimum of -5°C (23°F) to a warm maximum of 27°C (80°F), averaging around 8°C (46°F). This month experiences a considerable amount of precipitation, totaling 118 mm (4.6 in) over approximately 16 days, while humidity remains quite high at 88%. On the other hand, November tends to be colder, with temperatures dipping to a minimum of -20°C (-3°F) and peaking at 23°C (74°F), resulting in an average temperature of 4°C (39°F). Although November has less precipitation at 95 mm (3.7 in) over 14 days, the humidity is slightly higher at 89%. For more detailed insights into November weather, visit Ithaca weather in November.

April and December present contrasting weather patterns in Ithaca. In April, temperatures range from a chilly min of -5°C (23°F) to a more comfortable max of 27°C (80°F), with an average of 8°C (46°F). The month sees significant precipitation, averaging 118 mm (4.6 in) over 16 days and maintaining high humidity at 88%. Conversely, December is significantly colder, with temperatures dipping as low as -17°C (1°F) and peaking at only 17°C (63°F), resulting in an average temperature of 0°C (32°F). Precipitation decreases to 97 mm (3.8 in) across 15 days, while humidity slightly lowers to 86%. For more detailed insights, check out Ithaca weather in December.

Compare Ithaca's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Ithaca

April in Ithaca marks a transition into spring, bringing a notable shift in weather compared to the chill of winter months. As temperatures begin to rise, residents and visitors can enjoy milder days, although brisk mornings still remind us that winter is not quite over. With frequent rain showers contributing to higher humidity levels, the air feels damp and the landscape comes alive with budding flora. These spring showers can be a stark contrast to the drier months that precede it. Overall, April uniquely blends remnants of the cold season with the promise of warmth ahead, making it a fascinating month for those embracing the evolving Ithacan climate. For a more in-depth look at seasonal patterns, visit Ithaca Climate.