Weather Instruments | McMaster-Carr

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Measurement Unit

Millimeters of Mercury

Relative Humidity

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MIL-I-8835

MIL-STD-810

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C-UL Recognized Component

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Black Globe Temperature

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Compliant with Exemptions

Minimum Dew Point

DFARS Specialty Metals

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Performance

180 Products

Measuring and Inspecting

Weather Stations

Measure multiple weather conditions at the same time

9 products

Rain Gauges

Measure the amount of rainfall

1 product

Windsocks

Track wind speed and direction

41 products

Wristwatches

Display the time, date, and smart functions on your wrist and keep your hands free

2 products

Temperature and Humidity Meters

Simultaneously measure temperature and relative humidity

13 products

Thermometers

Monitor temperature in tanks, pipes, control panels, and other equipment

8 products

Humidity Meters

Measure relative humidity without complex calculations

4 products

Humidity-Indicating Plugs

Monitor humidity in sealed containers without opening them, protecting the inside from contamination

6 products

Humidity-Indicating Cards

Check humidity levels of moisture-sensitive inventory and equipment at a glance

9 products

Barometers

Measure atmospheric pressure changes

8 products

Light Meters

Measure light quality and intensity

2 products

Safety Equipment

Reflective Blankets

Stay warm during emergencies, even in rainy and windy conditions

1 product

Tents

Shelter groups of people from rain, snow, sun, and wind

26 products

Forklift Cab Covers

Shield forklift operators from rain, snow, wind, and dust without blocking their view

4 products

Umbrellas

Compact, in-ground, vehicle-mount, and welding umbrellas

9 products

Heat Stress Monitors

Measure temperature, humidity, and radiant heat to keep people safe from heat-related hazards

9 products

Communication

Radios

Everything from walkie talkies to CB and AM/FM radios

3 products

Electrical Power, Networking, and Controlling

Development Board Sensor Modules

Transform your development board into everything from an airflow monitor to a motion detector

3 products

Lightning Rods

Attract lightning strikes to safely redirect them from the tops of buildings to the ground

17 products

Containers, Storage, and Furniture

Umbrella Bags

Stop wet umbrellas from dripping on the floor

2 products

Fluid Handling

Temperature and Humidity Transmitters

Regulate heating and cooling by sending temperature and humidity levels to PLCs and controllers

3 products