NASA's
data on average global temperature reveal that the weather last September was the warmest for the month since scientists began tracking global temperatures in 1880.
Not exact matches
Climate Central scientists and statisticians made these calculations based
on an
average of
global temperature data reported by NASA and the National Oceanic and Atmospheric Administration (NOAA).
New
global temperature data released
on Friday by NASA put March at 2.3 °F (1.28 °C) above the 1951 - 1980
average for the month, making it the warmest March
on record.
The major carbon producers
data can be applied to climate models to derive the carbon input's effect
on climate change impacts including
global average temperature, sea level rise, and extreme events such as heat waves.
The National Oceanic and Atmospheric Administration released its
temperature data through the end of October
on Thursday and found that for the year - to - date, the
global average temperature is 1.75 °F above the 20th century
average of 57.4 °F.
The graphic displays monthly
global temperature data from the U.K. Met Office and charts how each month compares to the
average for the same period from 1850 - 1900, the same baselines used in the most recent report from the Intergovernmental Panel
on Climate Change.
«The
average global temperature anomaly for combined land and ocean surfaces for July (based
on preliminary
data) was 1.1 degrees F (0.6 degrees C) above the 1880 - 2004 long - term mean.
Data from the Met Office Hadley Centre and the University of East Anglia's Climatic Research Unit for
global average near - surface
temperatures confirm that 2017 was the warmest year
on record without the influence of warming from El Niño.
That given, I have long thought that the notion of a «
global average temperature» (GAT) constructed from a sparse set of mixed quality
data, statistically infilled (and outfilled) spatially and temporally to try to simulate
global coverage is poorly suited to discerning trends presumably based
on thermodynamics of the
global climate system (GCS).
My understanding of the viewpoint of the majority of experts in related fields is that analysis shows that relative to 50 years ago, and the LIA, and the MWP,
average global temperatures are warmer, and increasing in warmth at an anomalous rate than indicated by the
data on previous time periods, including the MWP.
Monthly and 12 - month
average global temperature development, showing (with only December
data still missing) 2017 will likely rank as the third hottest year
on record, despite a developing La Niña.
Prior to 1979 there was no means of obtaining a reliable
global average temperature yet you insist
on an accuracy that your initial
data can not come close to supporting.
I know that the
data that is presented
on global temperatures daily, monthly and yearly, is not raw
data; it has had a considerable amount of processing before it is presented as an
average global temperature.
There is a major question in my mind of the wisdom of using a «
global» surface
temperature to begin with and a «
global» surface
temperature based
on a SST which is more related to Tmin
averaged with a land based «Surface»
temperature that is based
on T Ave.. So instead of blindly quoting nonsense, I actually try to verify using all the
data that is available.
The NOAA National Climatic
Data Center's annual summary posted
on January 15 says: «The 2000 - 2009 decade is the warmest
on record, with an
average global surface
temperature of 0.54 deg C (0.96 deg F) above the 20th century
average.
Based
on the Cohen et al paper it's likely that leaving out the most volatile
data series would in the present case result in a time series where warming continues with less plateauing than we see in the existing
data on global average surface
temperature.
«Why I Spend So Much Time and Effort
on Climate Skepticism New Research Report
on the Validity of
Global Average Surface
Temperature Data and EPA's GHG Endangerment Finding»
If we were to seriously depend
on these well - known, top professionals that supply a seriously large part of the world with
temperature data upon which, if not in whole, but at least in majort part, the
global average temperatures are calculated, it brings to mind too many serious and disturbing questions that I'm not going to ask a single one.
«We sent out some emails and letters to Met services around the world in November and we have got replies from many of those now and, through the auspices of the Met Office, we have now released 80 % of the
data on their website together with a programme that analyses the
data, produces the derived product and produces the
global temperature average.»
The WMO's preliminary estimate, based
on data from January to October, shows that the
global average surface
temperature for 2015 so far is around 0.73 °C above the 1961 - 1990
average of 14 °C, and approximately 1 °C above the pre-industrial 1880 - 1899 period.
Time series of seasonally
averaged global surface
temperature (December 1879 — August 1999) based
on the Quayle et al. (1999)
data set, computed as differences from the 1880 — 1998 mean.
The major carbon producers
data can be applied to climate models to derive the carbon input's effect
on climate change impacts including
global average temperature, sea level rise, and extreme events such as heat waves.
According to the
data,
global average surface
temperature was
on a «mad dash» to extreme heat.
Now the NOAA
data comes in and confirms the GISS
data, and shows the http://www.ncdc.noaa.gov/oa/climate/research/2009/jun/
global.html
Global Highlights: Based
on preliminary
data, the globally
averaged combined land and sea surface
temperature was the second warmest
on record for June and the January - June year - to - date tied with 2004 as the fifth warmest
on record.
The maps constructed by the authors show the climate regions of the world (except Antarctica) for two periods, 1901 - 1931 and 1975 - 2005, based
on CRU (UK)
global temperature data interpolated to a 30 minute grid,
average area about 2500 km2.
Richard Lindzen expressed skepticism about the reality of
average global temperature change based
on empirical
data compiled by Budyko and Izrael at 22:14 in the Youtube video: https://tinyurl.com/zz268hz
They found that the warming in the
data - sparse regions was progressing faster than the
global average (especially during the past couple of years) and that when they included the
data that they derived for these regions in the computation of the
global average temperature, they found the
global trend was higher than previously reported — just how much higher depended
on the period over which the trend was calculated.
The earlier
data that do exist may be used to construct a very uncertain estimate of Australian
temperatures, and may also be used for the construction of
global and hemispheric
temperature averages on monthly and annual time scales.
On another site: Bart Verheggen's begun March 2nd and run through today,»
Global Average Termperature Increase GISS, HadCRU and NCDC», an economist, VS of Norway argued that the correct approach to assessing a time series
data set like
temperature over time, is to determine the presence of a unit root.
In fact, according to NOAA's
data set, each month for more than 28 years has had a
global average temperature that was above the 20th century
average, meaning that anyone younger than 28 years old has never experienced a cooler - than -
average month
on earth.
This interactive shows just how warm
average global temperatures have been over the past three decades, particularly
on a backdrop of warming that extends back several decades, based
on data reported in a recent WMO report.
To return to an earlier point I raised that a linear lapse rate mathematically translates a
temperature change at any altitude to other altitudes including the surface, I remain interested in observational
data on linearity is terms of a flux - weighted
global average.
If anyone had the where with all to record the «RAW»
data, a
global temperature average with accuracy
on the order of + / - 0.5 degree C might be obtainable.
There is SOME observational
data suggesting the
global average temperature has increased
on the order of 1 deg C over the last 150 years, but the exact figure is highly uncertain due to instrumental error and the adjustment games CRU, GISS and the rest have been playing.