However widely the weather varies from place to place and time to time, when meteorologists take
an average of temperatures around the globe they find that the atmosphere has been growing gradually cooler for the past three decades.
«When meteorologists take
an average of temperatures around the globe, they find that the atmosphere has been growing gradually cooler for the past three decades.
Weather is the daily temperature, it can fluctuate to each extreme rapidly whereas climate is
an average of temperatures over a long period of time.
The average of temperatures is an INDEX (like the Dow Jones Industrial index of stock market prices) and can be useful in some limited ways, but it is not a temperature and the Earth doesn't have it.
Note that these are not the surface temperatures, but five - year moving
average of the temperatures in the lower atmopshere.
[Response: They measure something different (MSU - TLT is a weighted
average of temperatures reaching from the surface to 10 km, peaking at around ~ 4 km and with significant influence from surface type depending on elevation and polar latitude).
This image illustrates how cold December was compared to
the average of temperatures recorded in December between 2000 and 2008.
The Swedish Meteorological and Hydrological Institute found that average national temperatures between 1991 and 2013 were 1.6 C higher than
the average of temperatures between 1861 and 1890, according to Markku Rummukainen, a professor at the Centre for Environment and Climate Research at Lund University in Sweden.
The properties of the climate system include not just familiar concepts of
averages of temperature, precipitation, and so on but also the state of the ocean and the cryosphere (sea ice, the great ice sheets in Greenland and Antarctica, glaciers, snow, frozen ground, and ice on lakes and rivers).
In addition, Huber criticized the researchers» decision to use monthly
averages of temperature and rainfall to calculate the average wet bulb globe temperature for the whole summer, rather than deriving wet bulb values for shorter time intervals and combining them to get a summer average.
Figure 1: Annual global temperature change (thin light red) with 11 year moving
average of temperature (thick dark red).
So over a period of 138 years, the increase in the YEARLY
AVERAGE of the temperature of the ENTIRE EARTH is 0.8 degrees.
In fact, over half of the increase in the 11 - year moving
average of temperature in the BoM's «Southeastern Australia» between 1950 and 2000 occurred BEFORE 1970.
For a simple system, the temperature will rise; for a complicated system, one would typically expect
that average of the temperature over the system would rise.
Annual global temperature change (thin light red) with 11 year moving
average of temperature (thick dark red).
Figure 1: Annual global temperature change (thin light red) with 11 year moving
average of temperature (thick dark red).
The bottom line is that spatial
averaging of temperature data introduces yet another layer of uncertainty into climate sensitivity estimates.
So the brilliant plan is, we're going to use
the average of the temperature anomalies in Dumka and Tingri to adjust the temperature in Katmandu, at 1,300 metres in the foothills?
Again you may go back to scientific papers of past decades when the issue of land based observations was studied by the scientists as there was not yet much knowledge on the suitability of the available data for calculating
averages of the temperature change.
Because satellite data does not come from just one layer, satellite temperature products show the weighted
average of temperature data from different altitudes.
*
the averaging of the temperatures over ten calendar years (like 2001 - 2010) discards all evidence of natural cycles and makes the El Niño disappear as both the main pacemaker and the cause of temperature jumps
Since I am so ridiculously immature, I guess I don't trust myself to interpret this chart, but I would have happily used this chart myself had I had access to it originally (The chart uses a trailing 12
average of temperature as well as sunspots, which is why the line does not flatten and fall at the end.
An analysis of 10 - year
averages of temperature and streamflow suggests that severe droughts coincide most often with warm temperatures in the medieval period and the 20th century, whereas cool droughts were more common during the pre - and post-medieval periods, before the 20th century (Fig.
The corresponding
averaging of the temperature record to the same resolution of the proxy was graphically shown by David Middleton at WUWT in: Simple Test of Marcott et al., 2013 Posted on March 11, 2013, especially his Fig showing 140 year averaging.
The Berkeley Earth group has developed a new mathematical framework for producing maps and large - scale
averages of temperature changes from weather station data for the purposes of climate analysis.
The numbers are
an average of temperature records from the three main global surface data sets kept at the U.K.'s Hadley Center, at the National Oceanic and Atmospheric Administration (NOAA), as well as at NASA.
The mean temperature is simply the arithmetic
average of temperature over every single time step.
Not exact matches
This city can become extremely hot and humid in the summer, reaching
average temperatures of 104 Fahrenheit.
The American Meteorological Society published research in 2011 that found current
temperature has a bigger effect on our happiness than variables like wind speed and humidity, or even the
average temperature over the course
of a day.
There are some predictors
of growth that are outside human control — Glaeser finds that a city's
average temperature in January is a pretty reliable indicator
of its prospects, for example.
And during those 3.5 hours the
temperature inside the car
averaged 108 degrees, with a high
of 115 degrees.
This likely has at least a little to do with the below -
average cost
of living and the year - round warm
temperatures.
Hoegh - Guldberg said scientific consensus was that hikes in carbon dioxide and the
average global
temperature were «almost certain to destroy the coral communities
of the Great Barrier Reef for hundreds if not thousands
of years».
Wildfires have gotten worse in recent years because
of climate change, and that trend is expected to continue as Earth's
average temperature rises.
Ninety - five miles south
of Los Angeles and 25 miles north
of San Diego, Encinitas is a fun, beachy and historic town with
average high
temperatures of 72.
The Southwest, for example, is one
of the warmest and driest regions in the country, and it's expected to see
average temperatures rise another 2.5 to 5.5 degrees in the coming decades, the assessment says.
«You can go 100 hours without drinking at an
average temperature outdoors,» Claude Piantadosi
of Duke University told Fox.
The global
temperature average has increased by 1.4 degrees F, which may not seem like a lot, but the effects
of the increase are being seen and felt globally.
The shipping sector, along with aviation, avoided specific emissions - cutting targets in a global climate pact agreed in Paris at the end
of 2015, which aims to limit a global
average rise in
temperature to «well below» 2 degrees Celsius from 2020.
To address the subjectivity
of office
temperature, most companies set their thermostats to the «Standard 55» guideline, which assumes the
average worker is a 40 - year - old man dressed in a business suit, i.e. the
average office worker in the 1960s.
During the first third
of the year, from January through April, the
average temperature for the contiguous United States was 4 degrees Fahrenheit above the 20th - century
average, making this period the second warmest on record, according to the National Oceanic and Atmospheric Administration.
With
average temperatures hitting highs
of 70 F and night time lows
of 49 F, you won't need to heat or cool your home.
Quick facts about Yellowknife in May
Weather, daylight, and Aurora in May
Average Temperature: 5.0 °C — Warmest 10.01 °C, Coldest -0.01 °C
Average Hours of ...
However, rising
average temperatures are definitely an important element
of huge storms like Harvey, Irma, and Maria.
But rising sea levels and increasing
average temperatures due to climate change are further expanding the destructive reach
of these storms.
«You can't find anyone who doesn't want to live here,» Shockley said, «so convincing the right people to move here to work for you isn't too big
of a challenge when your
average temperature is 72 degrees year round.
The January - to - March quarter was the nation's warmest three - month start since at least 1895, with an
average temperature of 42.01 degrees Fahrenheit — six degrees warmer than the long - term
average, according to the National Oceanic and Atmospheric Administration.
Second, South Florida's
average August 2017
temperature was four - tenths
of a degree above normal.
We have much better — and more conclusive — evidence for climate change from more boring sources like global
temperature averages, or the extent
of global sea ice, or thousands
of years» worth
of C02 levels stored frozen in ice cores.
This year, the Atlantic was warmer than
average — Klotzbach says August through October will likely rank third or fourth in terms
of highest tropical Atlantic Ocean
temperatures.