Rain gauge

Quick Answer: The Rain Gauge is a meteorological instrument used to measure the amount of rainfall that falls over a given period, typically by collecting precipitation through a funnel into a graduated measuring vessel so the depth of rain can be read directly.

Product Description

The Rain Gauge from LabEquip is designed for precipitation measurement in environmental monitoring, agricultural research and meteorology teaching. A rain gauge works by collecting rainwater through a funnel of a defined collecting area into a graduated cylinder or measuring vessel below it. Because rainfall is conventionally expressed as a depth (millimetres of rain that would accumulate on a flat surface), the graduated scale on the collecting vessel is calibrated to convert the volume collected back into an equivalent rainfall depth for that funnel’s collecting area.

This standardised method is what allows rainfall readings from different stations and different days to be compared meaningfully, supporting data consistency for climate studies, catchment and agricultural water-balance work, and school or college meteorology demonstrations. The instrument’s outdoor housing is built to withstand repeated exposure to sun, wind and rain across a teaching or research site.

The exact collecting-funnel area, cylinder capacity and graduation interval used on this instrument have not been independently confirmed for this listing; please confirm these figures with our sales team before specifying this instrument in a tender or research protocol where exact calibration matters.

• Standardised precipitation measurement: converts collected rainwater volume into a comparable rainfall-depth reading.
• Outdoor-rated construction: designed for continuous exposure to weather at a monitoring site.
• Supports climate and agricultural research: provides consistent rainfall data for environmental studies.
• Simple, direct reading: no electronic components required to take a measurement.
• Reusable across seasons: suited to long-term monitoring stations as well as classroom demonstrations.
• Curriculum relevance: supports meteorology, earth science and environmental science topics.

Specifications

Care & Maintenance

• Empty and reset the measuring vessel after each reading to keep records accurate.
• Check regularly for debris, leaves or insect blockages in the funnel that could affect readings.
• Inspect the mounting and outdoor housing periodically for weather-related wear.
• Keep the graduated scale clean so it remains easy to read.
• Install on level, open ground away from obstructions that could shield rainfall from the collecting funnel.
• Rinse the collecting vessel periodically to prevent algae or sediment build-up.

Why Choose LabEquip

LabEquip supplies a wide range of measuring instruments for environmental and meteorological science teaching, with honest, specific documentation for each product. Explore the rest of our Measuring Instruments range or visit our homepage to browse our full laboratory equipment catalogue.

Frequently Asked Questions

What is the Rain Gauge used for?
It is used to measure precipitation — rainfall depth over a given period — for environmental monitoring, agricultural research and climate studies.

How does a rain gauge convert collected water into a rainfall reading?
Rainwater is collected through a funnel of a known collecting area into a graduated vessel; the scale on the vessel is calibrated so the depth read corresponds to the equivalent rainfall depth over that funnel’s area.

What is the exact collecting area and graduation interval of this instrument?
These figures have not been independently confirmed for this listing. Please confirm the exact specifications with our sales team before specifying this instrument in a tender or research protocol.

Where should a rain gauge be installed?
It should be installed on level, open ground away from trees, buildings or other obstructions that could block or funnel rainfall unnaturally.

How often should the rain gauge be checked?
For accurate records, the measuring vessel should typically be read and emptied at a consistent interval, such as daily, and checked periodically for debris or blockages.

How do I get current pricing and confirm specifications?
Email [email protected] with your requirement, and our team will confirm current pricing, availability and technical specifications.

Last Updated: September 2026