Rijau is a town and Local Government Area in Niger State, Nigeria.
It has an area of 3,196 km and a population of 176,053 at the 2006 census.
The postal code of the area is 923.
Climate Throughout the wet season, the temperature rarely falls below or rises above , with a year-round range of to .
A daily maximum temperature of is typical during the 2.3-month hot season, which runs from February 16 to April 25. April has an average high temperature of and low temperature of , making it the hottest month of the year in Rijau.
A daily maximum temperature below is typical during the 3.3-month cool season, which runs from July 2 to October 10. December, with an average low of and high of , is the coldest month of the year in Rijau.
Cloud cover The average proportion of sky that is covered by clouds in Rijau varies significantly seasonally throughout the year.
Beginning about November 4 and lasting for four months, the clearer season in Rijau ends around March 5.
In Rijau, January is the clearest month of the year, with the sky remaining clear, mostly clear, or partly overcast 61% of the time.
Beginning around March 5 and lasting for 8.0 months, the cloudier period of the year ends around November 4.
May is the cloudiest month of the year in Rijau, with the sky being overcast or mostly cloudy 77% of the time on average.
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