April Weather in Anchorage, United States

Last updated: February 24, 2025

In April, Anchorage experiences a dynamic shift in weather as winter gradually transitions into spring. The maximum temperature can reach up to 13°C (56°F), while the average sits around 3°C (37°F), and chilly nights can dip as low as -14°C (7°F). With 35 mm (1.4 in) of precipitation spread over 8 days, expect a mix of rain and possibly lingering snow, contributing to an 82% humidity level that keeps the air feeling brisk. Whether you're exploring the awakening landscapes or savoring the cooler air, April offers a unique blend of seasonal changes in Anchorage.

April Temperature in Anchorage

In April, Anchorage starts to shake off the winter chill, heralding the arrival of spring with gradual increases in temperature. The month begins with minimums around -14°C (7°F), a significant shift from the winter depths, and by mid-April, average temperatures rise to about 3°C (37°F), making outdoor activities increasingly inviting. While maximum temperatures can reach up to 13°C (56°F), the contrast with the preceding months showcases a clear trend of warming. This transition sets the stage for even more favorable conditions in May, as Anchorage continues its journey toward milder weather and longer daylight hours, highlighting the region’s unique climatic rhythm as it moves away from the harshness of winter.

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

The chart illustrates April temperature patterns in Anchorage, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec192327374756605952412725
Data source: Temperature data for Anchorage 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 Anchorage

April marks a noticeable shift in precipitation patterns in Anchorage, with 35 mm (1.4 in) of rain falling over 8 days. Compared to the wetter months preceding it, like January and February with 52 mm (2.1 in) each, April shows a decline in both total precipitation and the number of rainy days. This trend suggests that as spring progresses, Anchorage experiences a brief reprieve from the heavier snows and rains of winter. However, the weather starts to warm up, setting the stage for the more substantial rainfall seen in the coming months, notably in August and October. As the season unfolds, Anchorage's residents can anticipate not only clearer skies but also vibrant spring blooms, inspired by the rapid weather transitions.

April Precipitation Trends in Anchorage

The chart displays monthly precipitation patterns in Anchorage, 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.
JanFebMarAprMayJunJulAugSepOctNovDec525244355348731121091298799
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Anchorage

In April, Anchorage experiences a notable decline in humidity, dropping to 82%, which marks a significant shift from the preceding months of winter. This transition reflects the melting of snow and the gradual warming of spring, making it a refreshing reprieve from the near-constant dampness of January through March when humidity levels remained above 90%. As spring progresses, humidity begins to rise again in May at 85%, foreshadowing the wetter summer months ahead, where humidity peaks to a staggering 100% in July. This seasonal rhythm showcases Anchorage's unique climate, where the briskness of spring quickly gives way to the lush, moisture-laden atmosphere of summer.

April Average Humidity in Anchorage

This chart illustrates the average monthly humidity levels in Anchorage, 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.
JanFebMarAprMayJunJulAugSepOctNovDec95%95%90%82%85%95%100%99%97%93%97%98%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Anchorage

As spring unfolds in Anchorage, the UV Index experiences a notable uptick, moving from a low level of 1 in the winter months to a moderate 4 in April. This increase signals the growing need for sun protection as the burn time decreases to just 30 minutes. While March introduces a hint of moderate exposure with a UV Index of 3, April marks a definitive shift, indicating that the sun’s rays are becoming more intense as the days grow longer. As Anchorage transitions into sunnier months, awareness of UV levels is crucial for safe outdoor enjoyment. To stay informed about daily UV conditions, explore Anchorage UV Index.

Maximum UV Index Levels in Anchorage for April

The chart shows the monthly maximum UV Index (UVI) for Anchorage 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.
JanFebMarAprMayJunJulAugSepOctNovDec113456754211
Data source: Anchorage 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 Anchorage

As spring arrives in Anchorage, April marks a delightful turning point in the hours of sunshine, with 264 hours illuminating the city. This month showcases a significant increase from the 207 hours recorded in March, reflecting the gradual embrace of longer days and the awakening of nature after winter's grip. The optimism continues into May with a further rise to 287 hours, setting the stage for the enchanting midnight sun that will soon grace Alaska's summer. This steady growth in daylight hours not only brings warmth but also uplifts the spirits of residents, inviting them to enjoy the breathtaking scenery and various outdoor activities as the city transitions into a vibrant season of life.

Monthly Sunshine Duration in Anchorage: April Highlighted

The April sunshine duration represents the total number of hours Anchorage 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.
JanFebMarAprMayJunJulAugSepOctNovDec56h122h207h264h287h319h300h267h191h127h94h39h
Data source: Anchorage April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Anchorage During April

As spring blooms in Anchorage, the likelihood of sunny weather takes a notable leap in April, reaching an impressive 50% chance of sun. This marks a significant increase from the previous months, where January, February, and March recorded only 25%, 33%, and 39% chances respectively. Following April, the likelihood dips again in May to 32% but remains relatively stable through the summer months. This trend highlights April as a pivotal turning point in Anchorage's weather pattern, suggesting a refreshing embrace of sunshine as winter fades away. Embrace the optimism of this month, as it not only welcomes warmer days, but also brings a delightful increase in sunlight—a perfect time to enjoy the great outdoors!

Percentage of Sunny Days in April in Anchorage

The chart illustrates the percentage of sunny days in Anchorage 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 Anchorage experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%33%39%50%32%30%23%34%31%19%36%24%
Data source: Anchorage April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Anchorage in April

As April unfolds in Anchorage, the length of daylight surges to a delightful 14 hours, marking a significant leap from the 11 hours seen in March. This month serves as a crucial turning point, heralding the transition to longer, sunnier days as spring blossoms. Following the steady increase in daylight since January’s mere 6 hours, residents can feel the energetic shift as each day becomes brighter and longer. The promise of even more daylight looms on the horizon, with May expected to bask in 17 hours of sunlight. This upward trend not only brightens the landscape but also invigorates the spirit of the community, encouraging outdoor activities and a renewed appreciation for nature's beauty as winter’s grip loosens.

Average Daylight Hours in Anchorage for April

The chart illustrates the variation in daylight duration in Anchorage throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 28m9h 1m11h 53m14h 49m17h 36m19h 14m18h 17m15h 40m12h 47m9h 53m7h 8m5h 32m
Data source: Anchorage daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Anchorage

As April rolls into Anchorage, the winds begin to whisper a transition, averaging 2.5 m/s (6 mph). This slight uptick from March’s calmer 2.3 m/s (5 mph) reflects a shift towards the briskness that characterizes the city’s springtime. Interestingly, this month stands out as a temporary pause in the steady decline of wind speeds, which continue to diminish through May and June, plummeting to their annual lows of 1.9 m/s (4 mph) and 1.8 m/s (4 mph), respectively. Thus, April serves as a gentle reminder of the strong winds that have graced Anchorage’s winter months, while also hinting at the tranquil days ahead. This month is a pivotal point where the cold winds of winter begin to soften, ushering in a new season of growth and renewal.

Average April Wind Speed in Anchorage

The chart displays monthly wind speed patterns in Anchorage, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.02.72.32.5 m/s1.91.81.82.02.42.52.42.6
Data source: Anchorage April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Anchorage Compares to Other Months

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

April and January present markedly different weather conditions. In April, temperatures range from a minimum of -14°C (7°F) to a maximum of 13°C (56°F), with an average temperature of 3°C (37°F), indicating a significant warming trend as spring approaches. In contrast, January is much colder, with temperatures peaking at 7°C (44°F) and dropping to as low as -25°C (-12°F), averaging -7°C (19°F). Additionally, April sees less precipitation, totaling 35 mm (1.4 in) over 8 days, while January has higher precipitation levels of 52 mm (2.1 in) spread over 10 days. Humidity is also lower in April at 82%, compared to January's 95%, making it a more comfortable time of year. For a more detailed look at January weather, visit Anchorage weather in January.

In comparing the weather between April and February, it's clear that April brings a noticeable increase in temperatures, with average highs reaching 3°C (37°F) compared to February's average high of -5°C (23°F). February experiences colder conditions, with minimum temperatures dropping to -18°C (0°F), while April's lowest temperature is slightly milder at -14°C (7°F). Additionally, February is wetter, receiving 52 mm (2.0 in) of precipitation over 10 days, whereas April sees 35 mm (1.4 in) of precipitation over 8 days. The humidity is also higher in February at 95%, compared to April's 82%. For more detailed information, you can check out Anchorage weather in February.

April generally sees a milder shift in temperatures compared to March, with minimums rising from -17°C (2°F) in March to -14°C (7°F) in April. The average temperature increases from -3°C (27°F) in March to a more pleasant 3°C (37°F) in April, while the maximum temperature also climbs from 8°C (46°F) to 13°C (56°F). Precipitation decreases slightly from 44 mm (1.7 in) in March to 35 mm (1.4 in) in April, although the number of days with precipitation remains fairly similar. Additionally, humidity drops from 90% in March to 82% in April, indicating a slight improvement in comfort. For more detailed information on March weather, you can visit Anchorage weather in March.

April and May in Anchorage present a notable transition in weather patterns. In April, temperatures range from a minimum of -14°C (7°F) to a maximum of 13°C (56°F), with an average temperature of 3°C (37°F). The month experiences 35 mm (1.4 in) of precipitation over 8 days, alongside relatively high humidity at 82%. In contrast, May sees a rise in temperatures, with a minimum of -1°C (31°F) and a maximum of 19°C (67°F), leading to an average temperature of 8°C (48°F). Precipitation increases to 52 mm (2.1 in) over 11 days, while humidity remains slightly higher at 85%. This shift marks a gradual warming and increased moisture as spring progresses. For more detailed information, check out Anchorage weather in May.

April and June exhibit notable differences in weather conditions. April typically experiences colder temperatures, ranging from a minimum of -14°C (7°F) to a maximum of 13°C (56°F), with an average of 3°C (37°F). In contrast, June offers a much milder climate, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 25°C (78°F) and an average of 13°C (56°F). Precipitation in April totals around 35 mm (1.4 in) over about 8 days, while June sees increased rainfall at 48 mm (1.9 in) across 12 days. Additionally, humidity is higher in June at 95%, compared to April's relatively lower 82%. For more detailed information, you can check out Anchorage weather in June.

The weather in April and July presents a stark contrast, reflecting the transition from late winter to summer. In April, temperatures are relatively low, with a minimum of -14°C (7°F) and an average of just 3°C (37°F), while July sees much warmer conditions, featuring a minimum of 10°C (50°F) and an average of 16°C (61°F). Precipitation is also more frequent in July, with 73 mm (2.9 in) falling over 12 days compared to April's 35 mm (1.4 in) over 8 days. Interestingly, humidity levels soar to 100% in July, while April maintains a lower humidity of 82%, contributing to the overall feeling of warmth and moisture during the peak summer month. For more details, you can check out Anchorage weather in July.

April and August in Anchorage present striking contrasts in weather. In April, temperatures range from a chilly minimum of -14°C (7°F) to a pleasant maximum of 13°C (56°F), with an average of 3°C (37°F). The month experiences about 35 mm (1.4 in) of precipitation over approximately eight days, culminating in a relatively humid atmosphere at 82%. In stark contrast, August boasts milder temperatures, with a minimum of 7°C (44°F), an average of 15°C (59°F), and a comfortable maximum of 23°C (74°F). However, it is a wetter month, receiving 112 mm (4.4 in) of rain across 15 days, and the humidity soars to 99%. For a more in-depth look at the weather, visit Anchorage weather in August.

April in Anchorage experiences a transitional climate, with temperatures ranging from a chilly -14°C (7°F) at the lowest to a mild 13°C (56°F) at its peak. The month averages around 3°C (37°F) and is characterized by relatively low precipitation of 35 mm (1.4 in) over about 8 days and a humidity level of 82%.

In contrast, September brings a more considerable shift towards cooler weather, with temperatures ranging from a minimum of -1°C (31°F) to a pleasant maximum of 18°C (65°F), averaging 11°C (52°F). This month sees significantly more precipitation, totaling 109 mm (4.3 in) across 17 days, along with higher humidity at 97%. For a detailed look at the typical conditions, check out Anchorage weather in September.

April and October in Anchorage showcase distinct weather patterns that reflect the transition from winter to the onset of winter. In April, temperatures range from a minimum of -14°C (7°F) to a maximum of 13°C (56°F), with an average of 3°C (37°F), accompanied by 35 mm (1.4 in) of precipitation over about 8 days and a humidity level of 82%. In contrast, October experiences slightly warmer conditions, with temperatures ranging from -7°C (20°F) to 14°C (57°F) and an average of 5°C (41°F). However, October is significantly wetter, with 129 mm (5.1 in) of precipitation spread over 17 days and a higher humidity level of 93%. For more detailed information, check out Anchorage weather in October.

In comparing the weather of April and November, a distinct shift in temperature and precipitation patterns emerges. April typically experiences milder conditions, with average temperatures rising to around 3°C (37°F) and maximums reaching 13°C (56°F), while November is considerably colder, with an average temperature of -3°C (27°F) and lows plummeting to -20°C (-4°F). Additionally, November is characterized by higher precipitation, averaging 87 mm (3.4 in) over 12 days, compared to April’s 35 mm (1.4 in) over 8 days. The humidity also plays a significant role, soaring to 97% in November, in contrast to April's 82%. For a more detailed overview of November weather in Anchorage, you can visit Anchorage weather in November.

April and December present contrasting weather characteristics. In April, temperatures gradually warm, with an average of 3°C (37°F) and a maximum reaching 13°C (56°F), allowing for a brief respite from winter's chill. Precipitation is moderate at 35 mm (1.4 in) over about 8 days, accompanied by an average humidity of 82%. In stark comparison, December is much colder, with an average temperature of -4°C (25°F) and nighttime lows plummeting to -21°C (-6°F). The month sees significantly more precipitation—99 mm (3.9 in) over 16 days—and a humidity level that peaks at 98%, creating a stark reminder of winter's grip. For more details, visit Anchorage weather in December.

Compare Anchorage's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Anchorage

As April unfolds in Anchorage, the transition to spring becomes increasingly evident, marked by a noticeable shift in temperatures and a mix of lingering winter chill and emerging warmth. While the average temperature climbs to a refreshing 3°C, contrasting with the depths of winter, the potential for a few crisp nights remains, with lows dipping as low as -14°C. This month also sees a rise in precipitation, with 35 mm falling over 8 days, adding to the season's unique character. With humidity levels at 82%, the air feels damp yet invigorating, making April a fascinating lead-up to summer. For a deeper understanding of weather patterns in Anchorage, be sure to explore the detailed insights of Anchorage Climate.