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Park climate1991–2020 climate normals51 m source elevationNASA POWER

Detailed twelve-month climatology profile derived from long-term representative-point averages

South Downs National Park Monthly Climate Normals, Temperature, and Precipitation Records

Examine the twelve-month climate patterns for South Downs National Park in South East England through long-term representative-point data. This profile captures monthly temperature averages, precipitation rates, humidity levels, wind speeds, and daylight duration from 1991 to 2020. These measurements characterize regional long-term climate behavior rather than current weather or year-to-year variability.

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Stylized illustration of coastal cliffs with a lighthouse on the cliff top overlooking the sea with green rolling hills in the background.
Annual climate pattern

Tracking the relationship between average daily precipitation rates and monthly temperature shifts

South Downs National Park Monthly Climate Patterns and Temperature Ranges

Long term monthly climate data reveals a steady thermal cycle in South Downs National Park, where average temperatures climb from winter lows around five degrees Celsius to peak summer averages of seventeen degrees. Average daily precipitation rates vary across the year, rising from a spring low of under two millimeters per day to a late autumn peak of nearly three millimeters at a representative coordinate.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 2.9 mm/day-5°0°5°10°15°20°25°30°5°5°7°9°12°15°18°18°15°12°8°6°01232.52.11.71.71.71.91.7222.72.92.8JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
10.8 °C
Warmest month
August
Coolest month
February
Wettest month
November
Twelve-month climate

Compare long-term average temperature bounds, daily precipitation rates, and wind speed patterns

South Downs National Park Weather by Month: Twelve-Month Climate Normals

Browse the complete calendar year of climatological observations for South Downs National Park, highlighting average minimum, mean, and maximum temperatures alongside average daily precipitation rates. Evaluating monthly variations in relative humidity, wind speed, and calculated average daylight hours at a representative coordinate reveals the distinct seasonal transitions of South East England.
Mean temperaturePrecipitationHumidityWind speedDaylight
January5.1 °C-1.9° to 11.3°2.5 mm/day92.6%6.4 m/s8.3 hours
February5 °C-2.3° to 11.7°2.1 mm/day91%6.1 m/s9.7 hours
March6.6 °C-0.9° to 14.5°1.7 mm/day88.2%5.7 m/s11.6 hours
April8.9 °C0.4° to 18.4°1.7 mm/day84%5 m/s13.6 hours
May12.1 °C2.9° to 21.6°1.7 mm/day81.3%4.9 m/s15.3 hours
June15.2 °C7.2° to 24.6°1.9 mm/day78.9%4.7 m/s16.2 hours
July17.6 °C9.9° to 27.1°1.7 mm/day75.9%4.7 m/s15.8 hours
August17.6 °C9.4° to 27.3°2 mm/day76.9%4.7 m/s14.3 hours
September15.2 °C7.3° to 23.6°2 mm/day81%5.1 m/s12.3 hours
October11.8 °C3.8° to 19.6°2.7 mm/day86.5%5.7 m/s10.4 hours
November8.3 °C0.9° to 15.3°2.9 mm/day91.3%5.8 m/s8.6 hours
December5.8 °C-1.5° to 12.3°2.8 mm/day93.3%6.2 m/s7.8 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 °C
August: 17.6 °C
Change from February to August: +12.7 °C
Precipitation
February: 2.1 mm/day
August: 2 mm/day
Change from February to August: -0.1 mm/day
Daylight
February: 9.7 hours
August: 14.3 hours
Change from February to August: +4.5 hours
Calculated climate highlights

Evaluating calculated monthly average contrasts for temperature, precipitation, wind, and daylight.

South Downs National Park Monthly Climate Highlights and Calculated Averages

Structured climatology records from a representative coordinate help identify the warmest, coolest, wettest, and driest months across South Downs National Park. Comparing long-term seasonal contrasts in temperature, wind, and daylight duration reveals the general annual cycle without confusing calculated monthly averages with historical weather records.
Warmest month
August17.6 °C
Coolest month
February5 °C
Wettest month
November2.9 mm/day
Driest month
March1.7 mm/day
Most humid month
December93.3%
Windiest month
January6.4 m/s
Longest daylight
June16.2 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

Contrast atmospheric datasets and daylight variations across distinct national parks and conservation areas

Compare South Downs National Park Climate Normals with Other Park Profiles

Standardized monthly climate profiles provide a systematic way to analyze annual temperature ranges and precipitation rhythms from South Downs National Park alongside other protected landscapes. Examining comparative data for humidity, average wind speeds, and daylight hours reveals the unique atmospheric characteristics that shape distinct regional habitats and geographic settings.
Climate profileUnited Kingdom

The Needles

Annual mean
11.8 °C
Warmest month
August
Wettest month
November
View The Needles climate
MoriAtlas Explorer

Continue Exploring South Downs National Park's Mapped Landscape and Regional Geography

Deepen your understanding of South Downs National Park by delving into its specific geographic features and protected landscape context. Our platform provides structured atlas data to explore how this park fits within South East England's regional geography and contrasts with other natural areas. Discover the mapped terrain and unique character of this significant protected territory.

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South Downs National Park Protected Landscape

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