福州屬典型的(de)(de)(de)亞熱(re)帶季(ji)風氣(qi)(qi)(qi)候，氣(qi)(qi)(qi)溫(wen)適宜，溫(wen)暖濕潤，四(si)季(ji)常(chang)(chang)青，陽光充足(zu)，雨(yu)量(liang)充沛(pei)，霜(shuang)少無雪，夏長冬(dong)(dong)短。春季(ji)常(chang)(chang)陰雨(yu)綿綿，氣(qi)(qi)(qi)溫(wen)變(bian)化較大(da)(da)，是(shi)一年(nian)中(zhong)陰雨(yu)天(tian)(tian)(tian)(tian)最多(duo)(duo)的(de)(de)(de)季(ji)節(jie)。有(you)(you)春雨(yu)期(qi)（3~4月(yue)）和(he)梅雨(yu)期(qi)（5月(yue)）之分，春雨(yu)期(qi)天(tian)(tian)(tian)(tian)氣(qi)(qi)(qi)冷熱(re)多(duo)(duo)變(bian)，有(you)(you)的(de)(de)(de)年(nian)份(fen)還會(hui)出(chu)現(xian)倒春寒天(tian)(tian)(tian)(tian)氣(qi)(qi)(qi)和(he)冰雹(bao)等強對流天(tian)(tian)(tian)(tian)氣(qi)(qi)(qi)；梅雨(yu)期(qi)溫(wen)度(du)(du)顯著升高(gao)(gao)，濕度(du)(du)大(da)(da)，雨(yu)水(shui)多(duo)(duo)。夏季(ji)以(yi)晴熱(re)高(gao)(gao)溫(wen)天(tian)(tian)(tian)(tian)氣(qi)(qi)(qi)為主，是(shi)出(chu)現(xian)局地熱(re)雷雨(yu)天(tian)(tian)(tian)(tian)氣(qi)(qi)(qi)和(he)熱(re)帶風暴、臺風活動最集(ji)中(zhong)的(de)(de)(de)時(shi)期(qi)，每年(nian)平(ping)(ping)均(jun)臺風直接登陸市境有(you)(you)2次(ci)。秋季(ji)天(tian)(tian)(tian)(tian)高(gao)(gao)云淡(dan)，日照(zhao)充足(zu)，濕度(du)(du)減(jian)小，溫(wen)度(du)(du)適宜。冬(dong)(dong)季(ji)雨(yu)量(liang)一般(ban)較少，氣(qi)(qi)(qi)候溫(wen)和(he)，極(ji)少有(you)(you)零下低溫(wen)出(chu)現(xian)。年(nian)平(ping)(ping)均(jun)氣(qi)(qi)(qi)溫(wen)為20~25℃，最冷月(yue)1~2月(yue)，平(ping)(ping)均(jun)氣(qi)(qi)(qi)溫(wen)達(da)6~10℃；最熱(re)月(yue)7~8月(yue)，平(ping)(ping)均(jun)氣(qi)(qi)(qi)溫(wen)為33~37℃。年(nian)平(ping)(ping)均(jun)日照(zhao)數為1700~1980小時(shi)，年(nian)平(ping)(ping)均(jun)降水(shui)量(liang)為900~2100毫米，年(nian)相對濕度(du)(du)約77%，無霜(shuang)期(qi)達(da)326天(tian)(tian)(tian)(tian)。主導風向為東(dong)北風，夏季(ji)以(yi)偏南(nan)風為主。