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April Weather in Johnstonville, United States

Last updated: June 24, 2025

In April, the average temperature in Johnstonville, United States hovers around 8°C (47°F). Expect temperature fluctuations with a minimum of -8°C (17°F) and a maximum that can reach 27°C (80°F). During this time, precipitation measures around 38 mm (1.5 in) over 7 days, and the average humidity is a notable 83%.

April Temperature in Johnstonville

In April in Johnstonville, the average temperature is 8°C (47°F). The maximum can reach 27°C (80°F), while the minimum can drop as low as -8°C (17°F). Travelers should be prepared for a wide range of temperatures, so packing layers is advisable.

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

The chart illustrates April temperature patterns in Johnstonville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Johnstonville, April typically has an average temperature of 8°C (47°F), with highs reaching up to 27°C (80°F) and lows dropping to around -8°C (17°F).
JanFebMarAprMayJunJulAugSepOctNovDec323337465566757364504031
Data source: Temperature data for Johnstonville 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 Johnstonville

In Johnstonville in April, the precipitation amount is 38 mm (1.5 in) over the course of 7 days.

April Precipitation Trends in Johnstonville

The chart displays monthly precipitation patterns in Johnstonville, 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. In Johnstonville, April typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec8893753840107717323963
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Johnstonville

In Johnstonville in April humidity is 83%. With an average temperature of 8°C (47°F), this humidity feels like a chilly dampness that clings to your skin, making travel uncomfortable and leaving you yearning for warmth and dryness as you explore.

April Average Humidity in Johnstonville

This chart illustrates the average monthly humidity levels in Johnstonville, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Johnstonville is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%87%86%83%72%67%56%42%46%67%86%86%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Johnstonville

In Johnstonville in April, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Johnstonville.

Maximum UV Index Levels in Johnstonville for April

The chart shows the monthly maximum UV Index (UVI) for Johnstonville 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. In April, the maximum UV index in Johnstonville typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4589111211119743
Data source: Johnstonville 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.

How April Weather in Johnstonville Compares to Other Months

Weather in Johnstonville varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Johnstonville, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Johnstonville, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)88 mm (3.5 inches)86%moderate
February Weather0°C (33°F)93 mm (3.7 inches)87%moderate
March Weather3°C (38°F)75 mm (3.0 inches)86%very high
April Weather8°C (47°F)38 mm (1.5 inches)83%very high
May Weather13°C (56°F)40 mm (1.6 inches)72%extreme
June Weather19°C (67°F)10 mm (0.4 inches)67%extreme
July Weather24°C (75°F)7 mm (0.3 inches)56%extreme
August Weather23°C (73°F)7 mm (0.3 inches)42%extreme
September Weather18°C (64°F)16 mm (0.6 inches)46%very high
October Weather10°C (51°F)32 mm (1.2 inches)67%high
November Weather5°C (41°F)39 mm (1.5 inches)86%moderate
December Weather-1°C (31°F)63 mm (2.5 inches)86%moderate

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