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National Oceanic and Atmospheric Administration

Climate of 1999
April in Historical Perspective

National Climatic Data Center, 14 May, 1999

Global Temp Anomalies, April
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April global temperatures cooled considerably below the record warmth experienced in 1998 but continued to be well above average in April. Based on a long term mean (1880-1998), April 1999 land and ocean temperatures were 0.44 C above average, 0.32 C less than the record global temperature recorded in 1998.

Precipitation on the global land surface was also above average in April. Based on a 1900 to 1998 long term mean, global precipitation was 5.0 mm above average in April. See the Global Analysis and Global Regional Analyses pages for more details on the global climate. Global Land Precip, April
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U.S. Temp Anomalies, April
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Based upon preliminary data, April 1999 ranked as the 46th warmest such month in the contiguous U.S.. The bars in this graph are departures from the 1895-1998 mean. The curved line is a nine-point binomial filter which shows the decadal-scale variations.
Based on preliminary data, April 1999 ranked as the 43rd wettest April since 1895. The bars in this graph are departures from the 1895-1998 mean. The curved line is a nine-point binomial filter which shows the decadal-scale variations. See the U.S. National Analysis and U.S. Regional / Statewide Analyses pages for more details on the U.S. climate. US Precip Anomalies, Apr
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Top of Page Extreme Events

Weather related disasters around the globe in April 1999 included: heat stress related deaths in India and Pakistan, and major drought conditions across Iran, Iraq, and the "Horn of Africa". Flooding was a major problem and caused a number of deaths across parts of the Phillipines, Columbia and Venezuela. Heavy snows hit portions of the U.S. Rocky Mountains with parts of Wyoming picking up 6 feet of snow in a three day period. A full report on selected global extremes is available under the Climate-Watch, April 1999 page Climate-Watch, April 1999 page.
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For all climate questions other than questions concerning this report, please contact the National Climatic Data Center's Climate Services Division:

Climate Services Division
NOAA/National Climatic Data Center
151 Patton Avenue, Room 120
Asheville, NC 28801-5001
fax: 828-271-4876
phone: 828-271-4800
email: ncdc.orders@noaa.gov
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For questions about this report, please contact:

David Easterling
NOAA/National Climatic Data Center
151 Patton Avenue
Asheville, NC 28801-5001
fax: 828-271-4328
email: david.easterling@noaa.gov
-or-
Mike Changery
NOAA/National Climatic Data Center
151 Patton Avenue
Asheville, NC 28801-5001
fax: 828-271-4328
email: mchangry@ncdc.noaa.gov

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