Weather & Environment Calculators

Free online calculators for weather & environment related computations.

Daylight Hours Calculator

Calculate the number of daylight hours for any location and date. Understand sunrise, sunset, and day length based on latitude and time of year.

Dew Point Calculator

Calculate the dew point temperature based on air temperature and relative humidity. Understand when condensation will occur and predict weather conditions.

Evaporation Rate Calculator

Calculate water evaporation rates based on temperature, humidity, wind speed, and surface area. Essential for pool owners, farmers, and environmental scientists.

Gardening Frost Date Calculator

Calculate first and last frost dates for your location and determine optimal planting windows for different crops

Heat Index Calculator

Calculate the 'feels like' temperature based on air temperature and relative humidity. Understand how hot it really feels outside and potential health risks.

Plant Growth Calculator

Calculate optimal growing conditions and predict plant growth rates based on environmental factors. Plan your gardening schedule with scientific accuracy.

Plant Light Requirements Calculator

Calculate optimal light exposure for different plant types and determine if your location provides adequate light for specific plants.

Relative Humidity Calculator

Calculate relative humidity from air temperature and dew point temperature. Understand the moisture content in the air for weather monitoring and indoor climate control.

Solar Panel Calculator

Calculate potential solar energy production, cost savings, and environmental impact based on your roof area and location

Wind Chill Calculator

Calculate the 'feels like' temperature in cold weather based on air temperature and wind speed. Understand cold weather risks and safety precautions.

Wind Power Calculator

Calculate potential wind power output and energy generation based on wind speed and turbine specifications