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Park climate1991–2020 climate normals111 m source elevationNASA POWER

Long-term atmospheric measurements for a representative coordinate in Prachuap Khiri Khan Province

Ao Siam National Park Monthly Climate Normals: Temperature, Precipitation, and Atmospheric Patterns

Review comprehensive climate data for Ao Siam National Park based on monthly averages recorded between 1991 and 2020. This profile details patterns in temperature, precipitation, humidity, wind speed, and daylight hours at a single representative coordinate. These statistics provide a consistent look at the area's annual atmospheric cycle for comparative study and environmental analysis.

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Annual climate pattern

Comparing twelve months of long-term temperature ranges and average daily precipitation rates.

Monthly Temperature and Precipitation Patterns in Ao Siam National Park

Average monthly temperatures at Ao Siam National Park remain warm, shifting from a mean of 24.69 degrees Celsius in January to 28.09 degrees Celsius in April. Average daily precipitation varies from 1.19 millimeters in February to 8.38 millimeters in October, representing long-term climatology from 1991 to 2020 at a representative elevation.
Mean temperatureAverage minimum–maximum rangePrecipitation
Temperature (°C)PrecipitationUp to 8.4 mm/day20°25°30°35°25°26°27°28°28°27°26°26°26°26°26°25°01234567892.41.22.836.37.287.67.58.46.43JanFebMarAprMayJunJulAugSepOctNovDec
Annual mean
26.2 °C
Warmest month
April
Coolest month
December
Wettest month
October
Twelve-month climate

Analyze long term monthly temperature bounds, daily precipitation rates, humidity, and daylight.

Ao Siam National Park Weather by Month: Complete Twelve Month Climate Comparison

Comparing monthly values for Ao Siam National Park reveals seasonal shifts in average minimum, mean, and maximum temperatures alongside average daily precipitation rates. Evaluated from long term data at a representative coordinate, the baseline records track historical relative humidity, average wind speed, and calculated average daylight hours.
Mean temperaturePrecipitationHumidityWind speedDaylight
January24.7 °C20° to 29.1°2.4 mm/day82.2%2.5 m/s11.4 hours
February25.7 °C20.9° to 31°1.2 mm/day79.7%2.2 m/s11.6 hours
March27 °C22.5° to 33.1°2.8 mm/day77.7%2.1 m/s11.9 hours
April28.1 °C24.1° to 33.9°3 mm/day76.5%1.9 m/s12.3 hours
May27.6 °C24.8° to 32.8°6.3 mm/day82.2%2.5 m/s12.5 hours
June26.8 °C24.4° to 30.8°7.2 mm/day85.9%3.1 m/s12.7 hours
July26.3 °C24° to 29.9°8 mm/day87.1%3.3 m/s12.6 hours
August26.1 °C23.9° to 29.6°7.6 mm/day87.6%3.4 m/s12.4 hours
September26 °C23.7° to 29.6°7.5 mm/day88%2.9 m/s12.1 hours
October25.9 °C23.2° to 29.5°8.4 mm/day87.9%2.3 m/s11.7 hours
November25.6 °C22.2° to 29.2°6.4 mm/day85.7%2.8 m/s11.5 hours
December24.7 °C20.5° to 28.8°3 mm/day83.1%3 m/s11.4 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
December: 24.7 °C
April: 28.1 °C
Change from December to April: +3.4 °C
Precipitation
December: 3 mm/day
April: 3 mm/day
Change from December to April: -0.1 mm/day
Daylight
December: 11.4 hours
April: 12.3 hours
Change from December to April: +0.9 hours
Calculated climate highlights

Identifying the warmest, wettest, and windiest months using long-term climatology averages

Ao Siam National Park Monthly Climate Highlights and Calculated Seasonal Contrasts

Long-term climate data from a representative coordinate in Ao Siam National Park reveals how temperature, daily precipitation rates, wind, and daylight duration shift across twelve months. Analyzing calculated seasonal averages outlines baseline regional patterns without representing historic weather extremes or uniform conditions across the entire protected landscape.
Warmest month
April28.1 °C
Coolest month
December24.7 °C
Wettest month
October8.4 mm/day
Driest month
February1.2 mm/day
Most humid month
September88%
Windiest month
August3.4 m/s
Longest daylight
June12.7 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

Trace annual temperature and precipitation trends across different geographic settings

Compare Ao Siam National Park Climate Patterns with Other Regional Parks

Standardized climate records offer a systematic path to evaluate the monthly temperature and precipitation rhythms of Ao Siam National Park alongside other protected areas. Comparing monthly profiles across different coastal and inland geographic settings highlights variations in seasonal humidity, local wind trends, and daylight hours.
MoriAtlas Explorer

Continue Exploring Ao Siam National Park's Geographic Identity and Protected Landscape

Delve deeper into Ao Siam National Park to understand its specific geographic features and its context within Prachuap Khiri Khan Province. Examining this protected area's mapped boundaries and landscape character contributes to a richer appreciation of Thailand's natural geography and conservation efforts. Understand how this park fits into the broader atlas of protected lands and regional terrain.

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