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Park climate1991–2020 climate normals264 m source elevationNASA POWER

Atmospheric analysis based on 1991-2020 NASA POWER records for a representative site location.

Rookery Islands Monthly Climate Normals: Temperature, Precipitation, and Wind Data Averages

Analyze the long-term climate patterns of Rookery Islands in Mac. Robertson Land using NASA POWER measurement records from 1991 through 2020. This profile presents twelve-month averages for temperature, precipitation, wind speed, relative humidity, and daylight hours at a single representative coordinate. These statistics provide a consistent look at environmental conditions without incorporating current weather or seasonal forecasts.

Annual climate pattern

Long-term monthly thermal ranges and average daily precipitation cycles across the calendar

Rookery Islands Annual Climate Normals: Twelve Month Average Temperatures and Precipitation Rates

Average temperatures in Rookery Islands span from milder monthly maximums near the start and end of the year down to colder average minimums during midwinter. Alongside these temperature shifts, average daily precipitation rates remain steady across the twelve monthly climatology records derived from NASA power data at a representative coordinate.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 1 mm/day-40°-30°-20°-10°0°10°-4°-7°-13°-18°-20°-20°-21°-22°-21°-17°-9°-5°00.511.50.810.80.80.80.80.90.70.70.70.80.7JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
-14.7 °C
Warmest month
January
Coolest month
August
Wettest month
February
Twelve-month climate

Analyze long term temperature bounds, average daily precipitation, and calculated daylight across the calendar year

Rookery Islands Weather by Month: Complete Twelve Month Climate Comparison

Examine average minimum and maximum temperatures alongside average daily precipitation rates for every month at a representative coordinate in Mac. Robertson Land. Compare relative humidity, wind speed, and calculated daylight hours to understand the full annual climate progression.
Mean temperaturePrecipitationHumidityWind speedDaylight
January-3.9 °C-9.9° to 0.8°0.8 mm/day70%7.8 m/s21.5 hours
February-7.1 °C-14° to -0.8°1 mm/day68.5%8.5 m/s16.8 hours
March-12.8 °C-21.7° to -5.1°0.8 mm/day72.5%8.7 m/s12.8 hours
April-18 °C-26.6° to -8.8°0.8 mm/day74.3%8.7 m/s8.8 hours
May-20.1 °C-29.3° to -9.8°0.8 mm/day73.4%9.2 m/s4.4 hours
June-20.1 °C-29.5° to -9.9°0.8 mm/day72.2%9.5 m/s0.1 hours
July-21.1 °C-30.5° to -10.4°0.9 mm/day74.7%9.4 m/s2.3 hours
August-21.7 °C-31.1° to -11.6°0.7 mm/day73.8%9.4 m/s7.3 hours
September-20.6 °C-30.3° to -10.1°0.7 mm/day73.2%9.2 m/s11.3 hours
October-16.8 °C-26.6° to -7.3°0.7 mm/day68.8%8.6 m/s15.4 hours
November-9.3 °C-19.7° to -1.8°0.8 mm/day67%8.9 m/s19.8 hours
December-4.7 °C-11.9° to 0.6°0.7 mm/day69.1%8.2 m/s23.9 hours
Calculated climate highlights

Comparative monthly averages for temperature, precipitation, and daylight duration across the park

Calculated Monthly Climate Highlights and Extremes for Rookery Islands

Calculated monthly climate highlights for Rookery Islands evaluate long-term averages for temperature, precipitation, humidity, wind, and daylight duration. These comparative markers identify high and low points across twelve stored records without representing observed weather extremes.
Warmest month
January-3.9 °C
Coolest month
August-21.7 °C
Wettest month
February1 mm/day
Driest month
September0.7 mm/day
Most humid month
July74.7%
Windiest month
June9.5 m/s
Longest daylight
December23.9 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

Analyze monthly temperature and precipitation normals alongside regional weather variations in other protected landscapes

Comparing Rookery Islands Climate Profiles With Other Protected Areas Across Diverse Geographic Settings

Examine long term monthly temperature, precipitation, humidity, wind, and daylight metrics across multiple protected landscapes to trace atmospheric variation. Structured climate profiles provide consistent data points for evaluating annual weather patterns in different regional settings.
Climate profileAntarctica

Amanda Bay

Annual mean
-11.2 °C
Warmest month
January
Wettest month
March
MoriAtlas Explorer

Continue Exploring the Rookery Islands Protected Area Geography

Trace the coastal boundaries of the Rookery Islands and understand their role in the broader Mac. Robertson Land landscape. This MoriAtlas entry provides a structured look at the rocky terrain and protected status that define this significant Antarctic breeding site for polar seabirds.