April Weather in Signal Mountain, United States

Last updated: February 24, 2025

April in Signal Mountain, United States brings a refreshing transition as temperatures range from a maximum of 30°C (87°F) to a chilly minimum of -1°C (30°F), with an average of 16°C (60°F). This month is characterized by a significant precipitation total of 156 mm (6.2 in) over approximately 10 days, contributing to the region's lush spring scenery. With humidity levels averaging 82%, the air is often laden with moisture, enhancing the freshness associated with springtime. This dynamic weather pattern sets the stage for vibrant blooms and invigorating outdoor experiences.

April Temperature in Signal Mountain

April in Signal Mountain brings a refreshing transition as temperatures rise from the chill of winter. With a minimum of -1°C (30°F) and an average of 16°C (60°F), the days begin to feel noticeably warmer. The maximum temperature can soar up to 30°C (87°F), making it a delightful time for outdoor activities as nature awakens from its slumber. This month showcases a striking upward trend in warmth compared to the cooler months preceding it, offering a perfect blend of crisp mornings and pleasantly sunny afternoons. As spring unfolds, residents and visitors alike can savor the revitalizing atmosphere that April promises before the hotter months arrive.

April Weather in Signal Mountain: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Signal Mountain, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434854607076797874645046
Data source: Temperature data for Signal Mountain 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 Signal Mountain

April in Signal Mountain showcases a notable pattern in precipitation, contributing 156 mm (or 6.2 inches) of rainfall over 10 days. This month continues the trend of relatively high moisture levels observed since February, although it sees a slight decrease compared to the preceding months, March's 169 mm and February's 171 mm. Interestingly, April's rainfall aligns with January's totals while allowing for more dry days. As spring progresses, the combined effects of decreased precipitation and milder weather may signal a shift towards drier conditions, setting the stage for the warmer summer months ahead. This trend highlights the transition from the wetter winter months into the more balanced springtime, intricately woven into the region's seasonal climate narrative.

April Precipitation Trends in Signal Mountain

The chart displays monthly precipitation patterns in Signal Mountain, 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.
JanFebMarAprMayJunJulAugSepOctNovDec991711691569612010612110613372139
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Signal Mountain

In April, Signal Mountain experiences a slight dip in humidity to 82%, marking a transition towards drier conditions as spring unfolds. This month continues a gradual downtrend from winter's higher moisture levels, which hover around 87% in January and February, and modestly drops from 85% in March. Interestingly, the trend suggests that as we move into summer months, humidity levels will continue to decrease, with July and August showcasing notably lower figures at 78% and 67%, respectively. The progression of humidity levels throughout the year illustrates the region's dynamic climate, providing a refreshing shift as warmer days approach.

April Average Humidity in Signal Mountain

This chart illustrates the average monthly humidity levels in Signal Mountain, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%85%82%83%82%78%67%64%75%87%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Signal Mountain

As April approaches in Signal Mountain, the UV Index soars to a noteworthy 10, reflecting a very high level of sun exposure. This trend contrasts sharply with the moderate UV conditions seen in January and February, and foreshadows the extreme levels that dominate the summer months. With a burn time of just 15 minutes, it's crucial for residents and visitors alike to take precautions during this period. This significant leap in UV intensity emphasizes the importance of sun safety as the days grow longer and warmer. To stay informed about UV levels, check out the detailed insights at Signal Mountain UV Index.

Maximum UV Index Levels in Signal Mountain for April

The chart shows the monthly maximum UV Index (UVI) for Signal Mountain 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.
JanFebMarAprMayJunJulAugSepOctNovDec46810111111109753
Data source: Signal Mountain 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 Signal Mountain

April shines brightly in Signal Mountain, offering a delightful 265 hours of sunshine, marking a significant increase from the previous months. This surge in sunshine continues the upward trend observed since March, where 217 hours of radiant light began to hint at the warmer season ahead. As spring unfolds, the days grow longer and sunnier, setting the stage for the peak of sunshine in the summer months. With May and June showcasing 302 and 300 hours respectively, Signal Mountain emerges as a paradise for sun-seekers, making April an essential precursor to the vibrant warmth and outdoor adventures that follow. This steady climb in sunshine hours not only brightens the landscape but also elevates the spirits of its residents and visitors alike.

Monthly Sunshine Duration in Signal Mountain: April Highlighted

The April sunshine duration represents the total number of hours Signal Mountain 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.
JanFebMarAprMayJunJulAugSepOctNovDec146h153h217h265h302h300h317h305h276h253h226h168h
Data source: Signal Mountain April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Signal Mountain During April

In Signal Mountain, United States, April heralds a delightful shift in weather, as the likelihood of sunny days climbs to 52%—the highest percentage so far this year. This increase is particularly notable when compared to the 36% chance recorded in the preceding months of January and March, signaling a gradual transition towards more favorable springtime conditions. While May sees a dip back to 31%, the sunny disposition enjoyed in April sets a positive tone for the outdoor activities that many residents anticipate during this vibrant season. Additionally, with a higher likelihood of sun continuing into September at 49%, it’s clear that the spring months offer a refreshing respite from the gloomier winter days.

Percentage of Sunny Days in April in Signal Mountain

The chart illustrates the percentage of sunny days in Signal Mountain 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 Signal Mountain experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%38%36%52%31%37%39%35%49%36%57%37%
Data source: Signal Mountain April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Signal Mountain in April

As spring settles in Signal Mountain, April brings a notable increase in daylight, extending to 13 hours—a significant leap from the 11 hours seen in March. This month marks the beginning of a trend where hours of sunlight steadily rise, culminating in the peak of 14 hours by late spring and early summer. As temperatures warm and nature awakens, the longer days invite outdoor activities and vibrant community gatherings, making April a delightful time to soak up the sun. Notably, this upward trend in daylight continues until August, before gradually tapering off into the fall, reflecting the natural ebb and flow of the seasons.

Average Daylight Hours in Signal Mountain for April

The chart illustrates the variation in daylight duration in Signal Mountain throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 5m10h 55m11h 59m13h 5m14h14h 27m14h 12m13h 23m12h 20m11h 15m10h 18m9h 49m
Data source: Signal Mountain daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Signal Mountain

In April, the winds in Signal Mountain experience a gentle ebb, with an average speed of 2.5 m/s (5 mph)—matching the calmer rhythm of January. This slight dip continues a trend observed since March, where a peak of 2.8 m/s hinted at the transitional energy of spring. As the month unfolds, the winds remain steadier than in the upcoming May, which sees an even more subdued average of 2.4 m/s. This pattern reflects the seasonal transition, as winds are generally stronger in the earlier months of the year before gradually quieting through to summer. Signal Mountain offers a serene April ambiance, ideal for embracing the beauty of nature while gently feeling the cool breaths of wind.

Average April Wind Speed in Signal Mountain

The chart displays monthly wind speed patterns in Signal Mountain, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.72.82.5 m/s2.42.11.81.61.82.12.32.7
Data source: Signal Mountain April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Signal Mountain Compares to Other Months

The weather in Signal Mountain 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 Signal Mountain and find detailed weather information for every month.

April and January present contrasting weather conditions. In April, temperatures range from a minimum of -1°C (30°F) to a warm average of 16°C (60°F), peaking at a maximum of 30°C (87°F). The month experiences significant precipitation, totaling 156 mm (6.2 in) over about 10 days, with humidity averaging 82%. In stark contrast, January's temperatures are notably colder, with a minimum of -13°C (9°F) and an average of just 6°C (43°F), while maxing out at 24°C (75°F). January has less precipitation, with 99 mm (3.9 in), yet maintains a similar number of rainy days at 10, alongside slightly higher humidity levels at 87%. For a detailed look at January conditions, you can check Signal Mountain weather in January.

April and February present significantly different weather patterns. In April, temperatures range from a minimum of -1°C (30°F) to a maximum of 30°C (87°F), with an average of 16°C (60°F). This month sees about 156 mm (6.2 in) of precipitation over approximately 10 days, accompanied by a relatively high humidity level of 82%. In contrast, February has cooler temperatures, with a minimum of -7°C (20°F) and a maximum of 26°C (79°F), averaging only 9°C (48°F). The precipitation is slightly higher at 171 mm (6.7 in) over 14 days, and the humidity is marginally higher at 87%. For a more detailed look at February's weather, you can visit Signal Mountain weather in February.

April experiences milder temperatures compared to March, with average highs reaching 30°C (87°F) versus March's average max of 29°C (84°F). The minimum temperatures rise significantly in April, with a low of -1°C (30°F) compared to -6°C (22°F) in March. While both months see considerable precipitation, March has slightly higher rainfall at 169 mm (6.7 in) over 13 days, compared to April's 156 mm (6.2 in) over 10 days. Humidity levels remain similar, with April at 82% and March at 85%. For a more detailed look at weather conditions, check Signal Mountain weather in March.

April and May showcase a notable transition in weather patterns. April experiences a wider temperature range, with minimums dipping to -1°C (30°F) and maximums reaching up to 30°C (87°F), resulting in an average of 16°C (60°F). It also sees higher precipitation at 156 mm (6.2 in) over 10 days, contributing to a humidity level of 82%. In contrast, May offers warmer conditions, with minimum temperatures rising to 4°C (39°F) and maximums climbing to 34°C (93°F), yielding a higher average of 21°C (70°F). Despite a decrease in rainfall to 96 mm (3.8 in) over the same number of days, humidity slightly increases to 83%. For more detailed insights into May weather, visit Signal Mountain weather in May.

April typically experiences a broader temperature range, with minimums dipping as low as -1°C (30°F) and maximums reaching up to 30°C (87°F), resulting in an average temperature of 16°C (60°F). In contrast, June presents a warmer climate, with minimums starting at 11°C (51°F) and averaging 24°C (76°F) while peaking at 34°C (94°F). Precipitation in April is higher, totaling 156 mm (6.2 in) over 10 days, compared to June's 120 mm (4.7 in) spread across 13 days. Both months share the same humidity level of 82%, yet June tends to feel warmer and more stable overall. For a more detailed look at the June weather conditions, check out Signal Mountain weather in June.

April weather tends to be quite variable, with temperatures ranging from a chilly minimum of -1°C (30°F) to a warm maximum of 30°C (87°F) and an average of 16°C (60°F). The month experiences substantial rainfall, totaling 156 mm (6.2 in) over about 10 days, coupled with high humidity at 82%. In contrast, July is notable for its warmth, with temperatures starting at a comfortable minimum of 16°C (61°F) and peaking at a hot maximum of 37°C (98°F), averaging around 26°C (80°F). Rainfall is less frequent in July, totaling 106 mm (4.2 in) over 14 days, and the humidity is slightly lower at 78%. For more details, check out Signal Mountain weather in July.

When comparing the weather in April and August, it's clear that they present contrasting conditions. April experiences a wide range of temperatures, with a minimum of -1°C (30°F) and a maximum of 30°C (87°F), leading to a pleasant average of 16°C (60°F). However, it is marked by higher precipitation, totaling 156 mm (6.2 in) over approximately 10 days, and a humidity level of 82%. In contrast, August is warmer overall, maintaining a minimum temperature of 15°C (60°F) and peaking at 35°C (96°F), resulting in an average of 26°C (78°F). Though it has slightly less precipitation at 121 mm (4.8 in) across 14 days, the humidity drops to 67%, contributing to a more comfortable feel. For a closer look at August weather specifics, you can check Signal Mountain weather in August.

April and September present distinct differences in weather patterns. In April, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 30°C (87°F), with an average of 16°C (60°F). The month is also quite wet, with 156 mm (6.2 in) of precipitation over approximately 10 days and a high humidity level of 82%. In contrast, September enjoys milder conditions, with temperatures ranging from a comfortable 9°C (48°F) minimum to a scorching maximum of 37°C (98°F), averaging 24°C (75°F). Precipitation decreases to 106 mm (4.2 in) over about 8 days, accompanied by significantly lower humidity at 64%. For a closer look at September weather specifics, you can check out the Signal Mountain weather in September.

April and October present contrasting yet enjoyable weather patterns. In April, temperatures range from a chilly minimum of -1°C (30°F) to a warm maximum of 30°C (87°F), with an average of 16°C (60°F). This month experiences a higher humidity level at 82% and significant rainfall, totaling 156 mm over 10 days. In comparison, October offers slightly cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 37°C (99°F), averaging at 18°C (65°F). Rainfall is also less intense in October, at 133 mm over the same number of days, and the humidity dips to 74%. For those looking for specific weather details in October, check out Signal Mountain weather in October.

April and November present distinct weather patterns due to their positions in the seasonal calendar. April typically experiences a wider temperature range, with minimums around -1°C (30°F), averages of 16°C (60°F), and highs reaching up to 30°C (87°F). The month also sees considerable rainfall, averaging 156 mm (6.2 in) over approximately 10 days, while maintaining a humidity level of 82%. In contrast, November tends to be cooler, with minimum temperatures dropping to -6°C (21°F) and average highs around 10°C (50°F), peaking at 26°C (79°F). Precipitation in November is notably less, with about 72 mm (2.8 in) spread over 8 days, and humidity levels slightly higher at 87%. For more detailed insights, you can check out Signal Mountain weather in November.

April and December present contrasting weather patterns, showcasing the shift from spring warmth to winter chill. In April, temperatures range from a chilly minimum of -1°C (30°F) to a pleasant average of 16°C (60°F), with daytime highs reaching up to 30°C (87°F). This month also experiences significant precipitation, totaling 156 mm (6.2 in) over about 10 days, and an average humidity of 82%. In contrast, December's temperatures dip lower, with a minimum of -8°C (18°F) and an average of only 8°C (46°F), peaking at 23°C (73°F). Though precipitation is slightly less at 139 mm (5.5 in) over the same 10 days, humidity increases to 88%, creating a distinctly colder and wetter atmosphere. For more specific details on December weather, visit Signal Mountain weather in December.

Compare Signal Mountain's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Signal Mountain

April on Signal Mountain heralds a vibrant transition from the chill of winter to the warmth of spring. With an average temperature that exhibits a wide range, the month experiences a noticeable shift, making it feel more temperate compared to the deeper winter months. However, the increased humidity levels and frequent precipitation days remind us that spring can be a bit unpredictable. This blend of warmth and moisture nurtures a breathtaking burst of flora, setting the stage for the lush landscapes ahead. As weather patterns shift, it's essential to stay informed about local conditions. For more insights into the weather trends, visit Signal Mountain Climate.