Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, India

Climate variability, particularly, that of the annual air temperature and precipitation, has received a great deal of attention worldwide. The magnitude of the variability of the factors changes according to the locations. The present study focuses on detecting the trends and variability in the annu...

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Main Authors: Mohd Wani John, Sarda V. K., Jain Sanjay. K.
Format: Article
Language:English
Published: Sciendo 2017-09-01
Series:Slovak Journal of Civil Engineering
Subjects:
Online Access:http://www.degruyter.com/view/j/sjce.2017.25.issue-3/sjce-2017-0014/sjce-2017-0014.xml?format=INT
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author Mohd Wani John
Sarda V. K.
Jain Sanjay. K.
author_facet Mohd Wani John
Sarda V. K.
Jain Sanjay. K.
author_sort Mohd Wani John
collection DOAJ
description Climate variability, particularly, that of the annual air temperature and precipitation, has received a great deal of attention worldwide. The magnitude of the variability of the factors changes according to the locations. The present study focuses on detecting the trends and variability in the annual temperature and rainfall for the district of Mandi in Himachal Pradesh, India. This study used annual and monsoon time series data for the time period 1981-2010 and modified the Mann-Kendall test and Sen's slope estimator in analyzing the problem. The results of the analysis indicate that the annual maximum temperature (TMX) and annual minimum temperature (TMN) for the period of 30 years have shown an increasing trend, whereas the monsoon’s maximum and minimum temperatures have shown a decreasing trend, although it is statistically not significant. The amount of annual rainfall does not show any significant trend, but the monsoonal rainfall has shown an increasing trend that is also statistically not significant. The resulting Mann-Kendall test statistic (Z) and Sen’s slope estimate (Q) of all the parameters studied indicate that changes are occurring in the magnitude and timing of the precipitation and temperature events at the Mandi station.
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spelling doaj.art-a3207302fdae4ba6bd1b2e1b7ff77fa22022-12-21T23:35:40ZengSciendoSlovak Journal of Civil Engineering1338-39732017-09-01253152210.1515/sjce-2017-0014sjce-2017-0014Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, IndiaMohd Wani John0Sarda V. K.1Jain Sanjay. K.2Department of Civil Engineering, NIT Hamirpur, Himachal Pradesh, IndiaNational Institute of Hydrology, Roorkee, Uttrakhand, IndiaNational Institute of Hydrology, Roorkee, Uttrakhand, IndiaClimate variability, particularly, that of the annual air temperature and precipitation, has received a great deal of attention worldwide. The magnitude of the variability of the factors changes according to the locations. The present study focuses on detecting the trends and variability in the annual temperature and rainfall for the district of Mandi in Himachal Pradesh, India. This study used annual and monsoon time series data for the time period 1981-2010 and modified the Mann-Kendall test and Sen's slope estimator in analyzing the problem. The results of the analysis indicate that the annual maximum temperature (TMX) and annual minimum temperature (TMN) for the period of 30 years have shown an increasing trend, whereas the monsoon’s maximum and minimum temperatures have shown a decreasing trend, although it is statistically not significant. The amount of annual rainfall does not show any significant trend, but the monsoonal rainfall has shown an increasing trend that is also statistically not significant. The resulting Mann-Kendall test statistic (Z) and Sen’s slope estimate (Q) of all the parameters studied indicate that changes are occurring in the magnitude and timing of the precipitation and temperature events at the Mandi station.http://www.degruyter.com/view/j/sjce.2017.25.issue-3/sjce-2017-0014/sjce-2017-0014.xml?format=INTClimate changeMann–KendallPrecipitationSens’s Slope EstimatorTemperatureTrend analysis
spellingShingle Mohd Wani John
Sarda V. K.
Jain Sanjay. K.
Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, India
Slovak Journal of Civil Engineering
Climate change
Mann–Kendall
Precipitation
Sens’s Slope Estimator
Temperature
Trend analysis
title Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, India
title_full Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, India
title_fullStr Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, India
title_full_unstemmed Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, India
title_short Assessment of Trends and Variability of Rainfall and Temperature for the District of Mandi in Himachal Pradesh, India
title_sort assessment of trends and variability of rainfall and temperature for the district of mandi in himachal pradesh india
topic Climate change
Mann–Kendall
Precipitation
Sens’s Slope Estimator
Temperature
Trend analysis
url http://www.degruyter.com/view/j/sjce.2017.25.issue-3/sjce-2017-0014/sjce-2017-0014.xml?format=INT
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