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Park climate1991–2020 climate normals60 m source elevationNASA POWER

Detailed twelve-month long-term averages for a representative point in the Highland landscape.

Small Isles Monthly Climate Normals: Temperature, Precipitation, and Atmospheric Measurements

The Small Isles climate profile provides a systematic breakdown of atmospheric conditions measured between 1991 and 2020. Monthly data points include mean temperatures, average daily precipitation, relative humidity, wind speed, and total daylight hours. These figures offer a clear view of annual climatological patterns at a single representative coordinate, distinct from current weather or short-term forecasts.

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A digital illustration of a coastal landscape with green grassy cliffs, dark blue water, and rocky foreground elements under a soft sunset-toned sky.
Annual climate pattern

Analyzing twelve-month average thermal ranges alongside daily precipitation rates for the region.

Small Isles Annual Climate Normals: Monthly Temperature and Precipitation Patterns

Average monthly temperatures span from winter lows near 5 degrees Celsius to midsummer maximums approaching 20 degrees Celsius across the annual cycle. Long-term climate normals track average daily precipitation rates alongside these thermal shifts for a representative coordinate in the protected area.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 5.9 mm/day0°5°10°15°20°6°5°6°8°10°12°14°14°13°10°8°6°01234565.95.14.33.12.93.33.74.24.45.45.45.8JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
9.2 °C
Warmest month
August
Coolest month
February
Wettest month
January
Twelve-month climate

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

Small Isles Weather by Month: Complete Twelve-Month Climate Normals and Temperature Records

Examine twelve consecutive months of long-term climate normals for Small Isles to evaluate shifts in average temperature, daily precipitation rates, relative humidity, and wind speed. Tracing these variables alongside calculated daylight hours reveals the full annual cycle recorded at a representative coordinate.
Mean temperaturePrecipitationHumidityWind speedDaylight
January5.7 °C1.4° to 10.1°5.9 mm/day87.3%8.7 m/s7.2 hours
February5.4 °C1° to 9.4°5.1 mm/day86.6%8.4 m/s9.1 hours
March6 °C1.4° to 10.1°4.3 mm/day86.4%7.6 m/s11.5 hours
April7.5 °C2.7° to 12.8°3.1 mm/day85.1%6.4 m/s14 hours
May9.8 °C4.4° to 16.9°2.9 mm/day83.6%5.6 m/s16.2 hours
June12 °C7.5° to 18.3°3.3 mm/day85%5.3 m/s17.5 hours
July13.6 °C9.6° to 19.6°3.7 mm/day86.6%5.2 m/s16.9 hours
August13.8 °C10° to 18.6°4.2 mm/day86.9%5.5 m/s14.9 hours
September12.5 °C8.2° to 17.1°4.4 mm/day86.6%6.4 m/s12.4 hours
October10.2 °C5.7° to 14.7°5.4 mm/day86.4%7.3 m/s9.9 hours
November8 °C3.3° to 12.3°5.4 mm/day86.6%7.9 m/s7.7 hours
December6.3 °C1.9° to 11°5.8 mm/day86.8%8.2 m/s6.5 hours

Compare two months

See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.

Mean temperature
February: 5.4 °C
August: 13.8 °C
Change from February to August: +8.4 °C
Precipitation
February: 5.1 mm/day
August: 4.2 mm/day
Change from February to August: -0.9 mm/day
Daylight
February: 9.1 hours
August: 14.9 hours
Change from February to August: +5.7 hours
Calculated climate highlights

Examining long-term monthly normals for temperature, precipitation, humidity, wind, and daylight duration

Small Isles Monthly Climate Highlights: Warmest, Coolest, Wettest, and Windiest Comparative Averages

Calculated monthly comparisons highlight the highest and lowest baseline values across the annual cycle for Small Isles. These figures represent long-term averages from stored climatology records rather than observed weather extremes.
Warmest month
August13.8 °C
Coolest month
February5.4 °C
Wettest month
January5.9 mm/day
Driest month
May2.9 mm/day
Most humid month
January87.3%
Windiest month
January8.7 m/s
Longest daylight
June17.5 hours

Interactive climate map

National park climate map

Open the climate map to compare monthly temperature, precipitation, and other averages.

Global National Park Climate Map
Other park climates

Explore monthly temperature, precipitation, and daylight normals across protected landscapes.

Comparing Small Isles Climate Profiles With Other National Parks

Standardized monthly climate profiles allow consistent comparison of annual temperature patterns, precipitation rhythms, and wind across diverse protected areas. Evaluating multiple geographic settings reveals atmospheric contrasts between regional landscapes without assuming matching conditions.
MoriAtlas Explorer

Explore the Geographic Boundaries and Terrain of the Small Isles

Continue your study of the Small Isles by examining its specific volcanic landforms, marine conservation zones, and archipelago structure. MoriAtlas provides a clear geographic context for these islands, highlighting their role within the broader landscape of the Scottish Highlands.

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Small Isles Protected Landscape Atlas

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