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Park climate1991–2020 climate normals214 m source elevationNASA POWER

Detailed analysis of temperature, precipitation, wind, and daylight cycles throughout the year

Helena National Park Monthly Climate Profile and Atmospheric Averages for 1991 to 2020

Comprehensive climate data for Helena National Park, featuring long-term monthly averages for temperature, precipitation, relative humidity, wind speed, and daylight duration. These measurements provide a consistent baseline for understanding the annual atmospheric patterns at a single representative coordinate within the park. The data represents 1991 to 2020 climatology and should not be interpreted as a forecast for current or future conditions across varied terrain.

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Annual climate pattern

Comparing three decades of temperature variances alongside average daily precipitation rates

Annual Climate Patterns and Monthly Temperature Ranges in Helena National Park

Long-term data at a representative coordinate show average monthly mean temperatures peaking near 25 degrees Celsius in January before declining to a cool July mean of under 11 degrees Celsius. Average daily precipitation rates move inversely, shifting from a dry December low of under 0.4 millimeters to a peak average daily rate of nearly 4 millimeters during July.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 3.9 mm/day0°10°20°30°40°50°25°25°23°19°15°12°11°11°12°16°20°23°012340.70.60.712.53.63.93.32.41.10.80.4JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
17.7 °C
Warmest month
January
Coolest month
July
Wettest month
July
Twelve-month climate

Comparing long-term temperature ranges, average daily precipitation, wind speeds, and calculated daylight

Helena National Park Weather by Month: Twelve-Month Climatology and Averages

Comparing twelve individual calendar months for Helena National Park reveals historical patterns in average minimum, mean, and maximum temperatures calculated from long-term observations. Evaluating monthly temperature ranges alongside average daily precipitation rates, wind speeds, relative humidity, and calculated daylight hours provides an objective baseline of seasonal shifts in Western Australia.
Mean temperaturePrecipitationHumidityWind speedDaylight
January25.3 °C11.4° to 42.2°0.7 mm/day42.6%5.7 m/s13.8 hours
February25 °C11.6° to 41.1°0.6 mm/day45%5.6 m/s13.1 hours
March22.7 °C9.8° to 38.8°0.7 mm/day49.8%5.2 m/s12.2 hours
April18.9 °C7.6° to 33.8°1 mm/day59.3%4.5 m/s11.2 hours
May14.9 °C5.3° to 27.8°2.5 mm/day68.1%4.4 m/s10.4 hours
June12.1 °C3.4° to 22.1°3.6 mm/day77.2%4.5 m/s9.9 hours
July10.9 °C1.9° to 20°3.9 mm/day82.2%4.4 m/s10.1 hours
August11.3 °C2.5° to 21.1°3.3 mm/day82.7%4.4 m/s10.9 hours
September12.5 °C2.8° to 24.3°2.4 mm/day79.6%4.5 m/s11.8 hours
October15.5 °C4.2° to 31°1.1 mm/day69.6%4.7 m/s12.8 hours
November19.5 °C7.2° to 37°0.8 mm/day55.9%5.2 m/s13.7 hours
December23.2 °C9.3° to 41.1°0.4 mm/day45.2%5.5 m/s14.1 hours
Calculated climate highlights

Analyzing long-term seasonal contrasts in temperature, precipitation, and wind across the calendar year

Helena National Park Warmest, Coolest, and Wettest Monthly Climate Highlights

Calculated averages from a representative coordinate help identify the warmest, coolest, wettest, and driest months to capture the annual rhythm of Helena National Park. Comparing monthly measurements of long-term precipitation rates, humidity, and daylight duration outlines seasonal benchmarks rather than record-setting daily weather extremes.
Warmest month
January25.3 °C
Coolest month
July10.9 °C
Wettest month
July3.9 mm/day
Driest month
December0.4 mm/day
Most humid month
August82.7%
Windiest month
January5.7 m/s
Longest daylight
December14.1 hours

Interactive climate map

Compare National Park Climate Data Through an Interactive Global Map

Visit the MoriAtlas climate map to compare long-term monthly temperature and precipitation metrics across national parks. This visual interface helps you understand seasonal variations at specific protected area coordinates to deepen your knowledge of global park geography and environmental characteristics.

Global National Park Climate Map
Other park climates

Explore seasonal temperature trends and precipitation rhythms across distinct regional landscapes

Compare Helena National Park Monthly Climate Normals with Other Protected Areas

Transitioning from the forested terrain of Helena National Park to other regional protected areas allows for a structured comparison of diverse Australian climate zones. Examining standardized monthly datasets for temperature, precipitation, humidity, wind, and daylight across different geographic settings helps clarify how elevation and coastal proximity shape distinct environmental conditions.
MoriAtlas Explorer

Continue Exploring Helena National Park's Geographic Identity and Boundaries

Deepen your understanding of Helena National Park by examining its precise mapped boundaries and its integration into the broader geographic tapestry of Western Australia. This focused exploration provides critical context for its role as a protected landscape and contributes to a structured atlas of natural areas.

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Global natural geography
Helena National Park Protected Area

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