福州屬典型的亞熱帶(dai)季(ji)(ji)風(feng)(feng)(feng)氣(qi)(qi)候，氣(qi)(qi)溫(wen)(wen)(wen)(wen)適(shi)宜(yi)，溫(wen)(wen)(wen)(wen)暖(nuan)濕(shi)(shi)潤，四季(ji)(ji)常(chang)(chang)青，陽光充足(zu)，雨(yu)量(liang)(liang)充沛，霜少無(wu)(wu)雪(xue)，夏長(chang)冬短。春(chun)(chun)季(ji)(ji)常(chang)(chang)陰(yin)雨(yu)綿(mian)綿(mian)，氣(qi)(qi)溫(wen)(wen)(wen)(wen)變化(hua)較大，是一年(nian)(nian)(nian)(nian)中陰(yin)雨(yu)天(tian)(tian)最(zui)多(duo)的季(ji)(ji)節。有(you)(you)春(chun)(chun)雨(yu)期(qi)(qi)（3~4月(yue)(yue)(yue)(yue)）和梅(mei)雨(yu)期(qi)(qi)（5月(yue)(yue)(yue)(yue)）之分，春(chun)(chun)雨(yu)期(qi)(qi)天(tian)(tian)氣(qi)(qi)冷(leng)熱多(duo)變，有(you)(you)的年(nian)(nian)(nian)(nian)份還會出現倒春(chun)(chun)寒天(tian)(tian)氣(qi)(qi)和冰(bing)雹等強對流天(tian)(tian)氣(qi)(qi)；梅(mei)雨(yu)期(qi)(qi)溫(wen)(wen)(wen)(wen)度(du)顯(xian)著升高(gao)，濕(shi)(shi)度(du)大，雨(yu)水多(duo)。夏季(ji)(ji)以晴熱高(gao)溫(wen)(wen)(wen)(wen)天(tian)(tian)氣(qi)(qi)為主，是出現局地熱雷雨(yu)天(tian)(tian)氣(qi)(qi)和熱帶(dai)風(feng)(feng)(feng)暴、臺(tai)風(feng)(feng)(feng)活動最(zui)集中的時期(qi)(qi)，每年(nian)(nian)(nian)(nian)平均臺(tai)風(feng)(feng)(feng)直接登(deng)陸市境有(you)(you)2次。秋季(ji)(ji)天(tian)(tian)高(gao)云淡，日照充足(zu)，濕(shi)(shi)度(du)減小，溫(wen)(wen)(wen)(wen)度(du)適(shi)宜(yi)。冬季(ji)(ji)雨(yu)量(liang)(liang)一般較少，氣(qi)(qi)候溫(wen)(wen)(wen)(wen)和，極(ji)少有(you)(you)零下低(di)溫(wen)(wen)(wen)(wen)出現。年(nian)(nian)(nian)(nian)平均氣(qi)(qi)溫(wen)(wen)(wen)(wen)為20~25℃，最(zui)冷(leng)月(yue)(yue)(yue)(yue)1~2月(yue)(yue)(yue)(yue)，平均氣(qi)(qi)溫(wen)(wen)(wen)(wen)達(da)6~10℃；最(zui)熱月(yue)(yue)(yue)(yue)7~8月(yue)(yue)(yue)(yue)，平均氣(qi)(qi)溫(wen)(wen)(wen)(wen)為33~37℃。年(nian)(nian)(nian)(nian)平均日照數(shu)為1700~1980小時，年(nian)(nian)(nian)(nian)平均降水量(liang)(liang)為900~2100毫米，年(nian)(nian)(nian)(nian)相對濕(shi)(shi)度(du)約77%，無(wu)(wu)霜期(qi)(qi)達(da)326天(tian)(tian)。主導(dao)風(feng)(feng)(feng)向為東北(bei)風(feng)(feng)(feng)，夏季(ji)(ji)以偏南風(feng)(feng)(feng)為主。