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Climatological normal


U.S. Climate Normals - National Centers for Environmental Information

The U.S. Climate Normals are a large suite of data products that provide information about typical climate conditions for thousands of locations across the ...

WMO Climate Normals

Climatological Standard Normals (1991–2020). The WMO collected submissions of climatological normals from 141 countries and territories in the six WMO regions*.

Climatological normal - Wikipedia

Climatological normal or climate normal (CN) is a 30-year average of a weather variable for a given time of year. ... Most commonly, a CN refers to a particular ...

WMO Climatological Normals | World Meteorological Organization

Climatological Normals have long filled two major purposes. Firstly, they form a benchmark or reference against which conditions (especially current or recent ...

New Climate Normal Information - National Weather Service

Click through the tabs below for information about how the new normals were calculated, what the changes were, and what that means for climate data.

Climate Normals 1991-2020 - National Weather Service

1991-2020 Normals are warmer and wetter everywhere, right? Not everywhere. The central northern US temperature normals have cooled from 1981-2010 to 1991-2020.

Climatic and Hydrologic Normals | Natural Resources Conservation ...

This page reviews the NRCS normals, describes how normals are calculated, and provides access to current and historic normals.

What is Climatological Normal? - Hong Kong Observatory

According to the relevant guidelines of the World Meteorological Organization (WMO) in 2017, the standard climatological normal is derived ...

Climate change and the 1991-2020 U.S. Climate Normals

Highlights · In early May, the 30-year period covered by the official U.S. Climate Normals will shift from 1981-2010 to 1991-2020. · Because ...

Explanation of Climatological Normals

Climatological Normals. Climatological normals of monthly temperature and precipitation are defined as 30-year averages, where the current base period is 1991 – ...

1991-2020 Climate Normals - Climographs | NOAA Climate.gov

1991-2020 Climate Normals - Climographs ... Simple graphs of U.S. Climate Normals for temperature and precipitation are one way to show a location's climate ...

Climate Normals

Climate normal periods are based on 30 years of data to limit the random swings of daily weather. These standard reference periods are ...

Climate Normals: Are They Always Communicated Correctly? in

The implication of this phrase is that the high and low observed temperatures always “should be” close to the average or normal values. In a chaotic fluid such ...

It's the new (climate) normal! | USA National Phenology Network

Climate normals are 30-year averages of weather data that provide a baseline to compare current weather. NOAA recently updated this average to the most ...

30-Year Normals - PRISM Climate Group at Oregon State University

Long-term average datasets are modeled with PRISM using a digital elevation model (DEM) as the predictor grid. Given their importance, the normals were ...

NOAA US Climate Normals | Planetary Computer - Microsoft

Microsoft Planetary Computer (Preview)

NOAA U.S. Climate Normals - Registry of Open Data on AWS

The U.S. Climate Normals are a large suite of data products that provide information about typical climate conditions for thousands of locations across the ...

NRCC Normal Difference Maps - Northeast Regional Climate Center

Climate normals are an arithmetic average of a variable such as temperature over a prescribed 30-year period. This base period changes every 10 years to reflect ...

Exploring the New (Climate) Normal

The previous climate normals were calculated based on conditions for the 1981–2010 period, while the new climate normals move everything forward ...

Climate normals - MeteoSwiss

Thirty-year averages of meteorological parameters such as temperature, precipitation and sunshine are known as climate normals.