Climate profileUnited Kingdom
Beachy Head West
- Annual mean
- 10.7 °C
- Warmest month
- August
- Wettest month
- November
Park climate1991–2020 climate normals55 m source elevationNASA POWER
Detailed representative-point analysis covering twelve months of temperature, precipitation, and wind
Brighton and Lewes Downs Biosphere Reserve Monthly Climate Normals and Atmospheric Data
Access long-term atmospheric patterns for Brighton and Lewes Downs Biosphere Reserve based on a representative coordinate in Sussex. Measurements represent 1991 to 2020 climatology to illustrate annual cycles in temperature, daily precipitation rates, humidity, wind speed, and daylight hours. Consistent datasets provide a stable perspective on the regional climate rhythm rather than current weather or forecasts.
Annual climate pattern
Long term monthly average temperature ranges and daily precipitation rates across Sussex
Brighton and Lewes Downs Biosphere Reserve Annual Climate Normals and Monthly Temperature Patterns
Average monthly temperatures span from winter lows in January to summer peaks in August, framed by consistent thermal curves across the annual cycle. Average daily precipitation rates vary throughout the twelve month period, reflecting multiyear climatology records sampled at a representative coordinate.
- Annual mean
- 10.7 °C
- Warmest month
- August
- Coolest month
- February
- Wettest month
- November
Twelve-month climate
Analyze average temperature bounds, daily precipitation rates, humidity, wind speed, and calculated daylight across the full calendar year
Brighton and Lewes Downs Biosphere Reserve Weather by Month: Complete Twelve Month Climate Comparison
Comparative monthly records across the representative coordinate detail long term climate normals for temperature bounds, average daily precipitation, relative humidity, wind speed, and calculated daylight hours. Evaluating all twelve periods reveals how environmental variables shift across the annual cycle without relying on simplified annual averages or forecast assumptions.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 5.2 °C-1.7° to 11.2° | 2.5 mm/day | 91.6% | 6.6 m/s | 8.3 hours |
| February | 5 °C-2.1° to 11.7° | 2 mm/day | 89.6% | 6.3 m/s | 9.7 hours |
| March | 6.6 °C-0.6° to 14.3° | 1.6 mm/day | 87% | 5.9 m/s | 11.6 hours |
| April | 8.9 °C0.7° to 18.1° | 1.7 mm/day | 83.2% | 5.1 m/s | 13.6 hours |
| May | 12 °C3.4° to 21.2° | 1.7 mm/day | 81.5% | 5 m/s | 15.3 hours |
| June | 14.9 °C7.3° to 23.7° | 1.8 mm/day | 81.1% | 4.7 m/s | 16.2 hours |
| July | 17.1 °C10° to 25.4° | 1.7 mm/day | 80% | 4.7 m/s | 15.8 hours |
| August | 17.2 °C9.6° to 25.8° | 2 mm/day | 80.5% | 4.8 m/s | 14.3 hours |
| September | 15 °C7.6° to 22.5° | 2 mm/day | 82.8% | 5.2 m/s | 12.3 hours |
| October | 12 °C4.4° to 19.2° | 2.7 mm/day | 86.3% | 5.9 m/s | 10.4 hours |
| November | 8.5 °C1.3° to 15.2° | 2.9 mm/day | 90.2% | 6 m/s | 8.7 hours |
| December | 6 °C-1.1° to 12.3° | 2.8 mm/day | 92.1% | 6.5 m/s | 7.8 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: 17.2 °C
- Change from February to August: +12.2 °C
- Precipitation
- February: 2 mm/day
- August: 2 mm/day
- Change from February to August: 0 mm/day
- Daylight
- February: 9.7 hours
- August: 14.3 hours
- Change from February to August: +4.5 hours
Calculated climate highlights
Comparative monthly averages for temperature, precipitation, humidity, wind, and daylight duration
Brighton and Lewes Downs Biosphere Reserve Monthly Climate Highlights and Calculated Annual Contrasts
Calculated monthly normals reveal the warmest, coolest, wettest, and windiest periods derived from long-term climatology records at a representative coordinate. These comparative findings summarize annual patterns across multiple measured variables without representing observed weather extremes or localized conditions.
- Warmest month
- August17.2 °C
- Coolest month
- February5 °C
- Wettest month
- November2.9 mm/day
- Driest month
- March1.6 mm/day
- Most humid month
- December92.1%
- Windiest month
- January6.6 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.
Other park climates
Examine long term temperature, precipitation, and atmospheric normals across diverse protected landscapes
Beyond Brighton and Lewes Downs Biosphere Reserve: Compare Monthly Park Climate Profiles
Standardized monthly climate profiles for Brighton and Lewes Downs Biosphere Reserve provide a structured baseline for evaluating annual temperature ranges and precipitation rhythms in other protected areas. Analyzing parallel atmospheric measurements across diverse geographic settings reveals distinct seasonal patterns without assuming climatic equivalence.
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MoriAtlas Explorer
Browse the Geography and Protected Boundaries of Brighton and Lewes Downs Biosphere Reserve
Examine the unique spatial composition of this biosphere reserve through detailed mapping of its chalk cliffs, marine reefs, and grassland corridors. MoriAtlas provides the essential geographic context to understand how the Brighton and Lewes Downs Biosphere Reserve integrates urban and rural Sussex landscapes into a single protected system.
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