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March Weather in Johnston City, United States

Last updated: June 24, 2025

In March, the average temperature in Johnston City, United States hovers around 10°C (49°F), with a broad range of -13°C (9°F) at its coldest and peaks of 26°C (79°F). Expect some precipitation, totaling 141 mm (5.6 in) over approximately 13 days. The atmosphere is quite humid, with an average humidity level of 84%.

March Temperature in Johnston City

In March in Johnston City, the average temperature is 10°C (49°F). Maximums can reach 26°C (79°F) and minimums can be as low as -13°C (9°F). Regardless of the temperature variations, be prepared for a diverse weather experience when traveling to Johnston City during this time.

March Weather in Johnston City: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Johnston City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Johnston City, March typically has an average temperature of 10°C (49°F), with highs reaching up to 26°C (79°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec363949576977807773614641
Data source: Temperature data for Johnston City 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 Johnston City

In Johnston City in March, the precipitation amount is 141 mm (5.6 in) spread over 13 days.

March Precipitation Trends in Johnston City

The chart displays monthly precipitation patterns in Johnston City, 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. In Johnston City, March typically receives around 141 mm (5.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec981181411421381089381741149488
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Johnston City

In Johnston City in March, humidity is 84%. With an average temperature of 10°C (49°F), this humidity feels like a damp chill that seeps into your bones, making travel uncomfortable and necessitating extra layers to stay warm and dry.

March Average Humidity in Johnston City

This chart illustrates the average monthly humidity levels in Johnston City, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Johnston City is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Johnston City

In Johnston City in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Johnston City.

Maximum UV Index Levels in Johnston City for March

The chart shows the monthly maximum UV Index (UVI) for Johnston City 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. In March, the maximum UV index in Johnston City typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec35710111110109753
Data source: Johnston City 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.

How March Weather in Johnston City Compares to Other Months

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

This table compares monthly weather conditions in Johnston City, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)98 mm (3.9 inches)86%moderate
February Weather4°C (39°F)118 mm (4.7 inches)84%moderate
March Weather10°C (49°F)141 mm (5.6 inches)84%high
April Weather14°C (57°F)142 mm (5.6 inches)80%very high
May Weather20°C (69°F)138 mm (5.4 inches)82%extreme
June Weather25°C (77°F)108 mm (4.2 inches)83%extreme
July Weather27°C (81°F)92 mm (3.6 inches)79%very high
August Weather25°C (78°F)81 mm (3.2 inches)76%very high
September Weather23°C (74°F)74 mm (2.9 inches)75%very high
October Weather16°C (61°F)114 mm (4.5 inches)74%high
November Weather8°C (46°F)94 mm (3.7 inches)85%moderate
December Weather5°C (42°F)88 mm (3.4 inches)88%moderate

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