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Park climate1991–2020 climate normals1,377 m source elevationNASA POWER

Data derived from twelve-month averages at a representative coordinate, 1991-2020.

Thunder Basin National Grassland Annual Climate Patterns and Monthly Weather Normals

Climate profiles for Thunder Basin National Grassland provide a comprehensive view of environmental conditions over three decades. These monthly averages cover temperature, daily precipitation, relative humidity, wind speed, and daylight hours, using consistent NASA POWER measurements to establish long-term patterns. This dataset reflects climate normals at a single representative coordinate within the park boundary, focusing strictly on consistent atmospheric trends across the calendar year.

Annual climate pattern

Analysis of average minimum, mean, and maximum temperatures alongside daily precipitation rates across twelve months

Thunder Basin National Grassland Annual Climate Normals and Monthly Temperature Patterns

Monthly temperature normals for Thunder Basin National Grassland range from winter minimum averages of minus seventeen degrees to summer maximum averages approaching thirty-nine degrees. Average daily precipitation rates accompany this thermal cycle, reflecting long-term climatology data recorded for a representative coordinate.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 2.3 mm/day-20°-10°0°10°20°30°40°-3°-2°3°7°13°19°24°23°17°8°1°-3°01230.30.50.71.52.31.81.40.90.910.40.4JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
8.8 °C
Warmest month
July
Coolest month
January
Wettest month
May
Twelve-month climate

Compare average temperature bounds, daily precipitation rates, humidity, wind, and calculated daylight across the calendar year.

Thunder Basin National Grassland Weather by Month: Complete Twelve-Month Climate Records

Evaluating average minimum and maximum temperatures alongside daily precipitation rates reveals the foundational climate patterns across the twelve calendar months. Analyzing relative humidity, wind speed, and calculated daylight hours further clarifies the long-term environmental conditions recorded at this representative coordinate.
Mean temperaturePrecipitationHumidityWind speedDaylight
January-3.4 °C-18° to 10.9°0.3 mm/day69.6%6 m/s9.2 hours
February-2.1 °C-16.3° to 14.6°0.5 mm/day65.1%5.7 m/s10.3 hours
March2.8 °C-11.2° to 21.1°0.7 mm/day59.1%5.4 m/s11.7 hours
April6.9 °C-7° to 26°1.5 mm/day57.1%5.2 m/s13.2 hours
May12.9 °C-2.2° to 31.3°2.3 mm/day55.5%4.8 m/s14.5 hours
June19.1 °C5° to 35.8°1.8 mm/day51.1%4.4 m/s15.2 hours
July23.8 °C10.4° to 38.3°1.4 mm/day45.3%4.1 m/s14.9 hours
August22.7 °C9.1° to 36.8°0.9 mm/day43.9%4.2 m/s13.8 hours
September16.7 °C1.3° to 34.4°0.9 mm/day45.9%4.5 m/s12.3 hours
October8 °C-6.7° to 27.3°1 mm/day56.5%5.2 m/s10.7 hours
November1.2 °C-11.5° to 18.6°0.4 mm/day62.5%5.5 m/s9.4 hours
December-3.3 °C-16.6° to 11.3°0.4 mm/day69%5.9 m/s8.8 hours
Calculated climate highlights

Evaluating long-term monthly averages for temperature, precipitation, wind, humidity, and daylight duration.

Calculated Monthly Climate Contrasts and Highlights in Thunder Basin National Grassland

Calculated monthly comparisons isolate the warmest, coolest, wettest, and windiest periods derived from long-term climatology normals at a representative coordinate. These comparative metrics summarize annual climate patterns across multiple variables without indicating specific weather extremes or local variations.
Warmest month
July23.8 °C
Coolest month
January-3.4 °C
Wettest month
May2.3 mm/day
Driest month
January0.3 mm/day
Most humid month
January69.6%
Windiest month
January6 m/s
Longest daylight
June15.2 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

Examine monthly temperature, precipitation, and regional atmospheric patterns across different protected landscapes.

Compare Thunder Basin National Grassland Climate Profiles With Other Protected Areas

Evaluate long-term monthly climate normals by contrasting annual temperature rhythms and precipitation totals across diverse protected landscapes. Analyzing standardized atmospheric data streams reveals distinct geographical variations in humidity, wind, and daylight cycles between regions.
MoriAtlas Explorer

Continue Exploring the Thunder Basin National Grassland Protected Landscape

Gain a deeper understanding of the geographic and ecological significance of Thunder Basin National Grassland. Use the MoriAtlas database to examine the complex boundaries and terrain mosaics that define this expansive protected territory in the heart of the Powder River Basin.