Questions tagged [climate]

For questions related to climate data or analysis, such as precipitation or temperature.

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4
votes
3answers
1k views

Are there better climate data than Worldclim for Europe?

I am looking for the best available climate data in Europe. Worldclim seems to be the best source of information for global data, but I am wondering if there is a higher resolution (better than 1km ...
2
votes
1answer
842 views

Same extent and resolution of rasters, but different number of cells

Based on Unable to writeRaster for signature "rasterPCA", "character", I obtained two rasters that are PC1 and PC2 of a bunch of climatic variables. However, irrespective of having ...
6
votes
2answers
2k views

Where can I find some shapefiles of global climate/climatic zones

Have been looking around a bit for a shapefile/kml/etc file of global climatic zones (as listed here: https://en.wikipedia.org/wiki/Geographical_zone) -- temperature, subtropical, tropical, etcetera. ...
6
votes
3answers
1k views

Interpolation of Three Data Points

I have three location points with weather data. It's a 10-year composite of temperature values which means I only have three values for three locations for ten years. The distance between points is ...
10
votes
1answer
13k views

How to use R to extract data from WorldClim?

I have a data set with 1000 different latitudes-longitudes. I wish to extract average annual temperature and annual precipitation for each of these coordinates. These data can easily be obtained from ...
11
votes
4answers
7k views

How to interpolate temperature correctly?

I tried to interpolate the mean average annual temperature to produce a "realistic" surface. In QGIS I used Raster-Interpolation-Interpolation. Both methods TIN and IDW did not deliver a "realistic" ...
6
votes
1answer
6k views

Is there a simple interface from which I can extract average summer temperature and humidity for a list of latitude and longitudes?

I am interested in finding the summer average (either climatalogical mean or for a specific year) relative humidity and temperature for a set of globally distributed latitude and longitude coordinates....
7
votes
1answer
735 views

Spatial interpolation of 30 weather stations to other areas

I have monthly (and sometimes daily) data on temperatures from about 30 Swedish weather stations in the mid-19th century that I want interpolate to the whole country. I'm using ArcGIS and Stata. For ...
2
votes
1answer
375 views

Using netCDF4 Python climate algorithm?

I have been working in Python with the Acaconda Python distribution to create code that accomplishes the following algorithm: I have multiple variable netCDF4 files [NCEP Reanalysis tmax(K), tmin(K), ...
1
vote
1answer
4k views

Use of file with '.dat ' extension

I dowloaded the climate data from this site http://catalogue.ceda.ac.uk/uuid/3f8944800cc48e1cbc29a5ee12d8542d and they have the extension .dat . I'd like to import the information in QGIS as raster ...
1
vote
1answer
259 views

Reading d NetCDF4 format climate data observation in R?

I downloaded yearly Temp/Precip observation by the globe from here: Free open source climate data archive, and I download those for my research case: Terrestrial Air Temperature: 1900-2014 Gridded ...
1
vote
1answer
136 views

retrieving all coordinates of gridded temperature data with its metadata that falls in Germany' polygon?

I have yearly gridded temperature observation for all countries, and I picked up recent 35 years' data for climate research. However, in original data, yearly temperature observation has been stored ...
0
votes
1answer
342 views

Error coercing raster to SpatialPixelsDataFrame in R

I obtain the below error when I try to coerce my raster to a vector. Initially my rasters are of different extents and I use the projectRaster tool to obtain the same extent for both the rasters. ...