Climate San Juan - Puerto Rico

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	83	84	85	86	87	89
Average low in ºF Av. low Lo	72	72	72	74	76	77
Days with precipitation Days precip. DP	18	15	13	14	16	15
Av. precipitation in inch Av. precip. Pre.	4.07	2.58	2.18	4.60	5.54	4.66

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	89	89	89	89	86	84
Average low in ºF Av. low Lo	78	78	78	77	75	73
Days with precipitation Days precip. DP	19	19	18	17	20	20
Av. precipitation in inch Av. precip. Pre.	6.02	6.29	6.50	5.21	7.37	4.85

San Juan Climate Graph - Puerto Rico Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch
1 Jan	83.3	72.5	0.16	0.16
2 Jan	83.3	72.5	0.31	0.31
3 Jan	83.3	72.4	0.43	0.43
4 Jan	83.3	72.4	0.59	0.59
5 Jan	83.3	72.3	0.75	0.75
6 Jan	83.2	72.3	0.87	0.87
7 Jan	83.2	72.3	1.02	1.02
8 Jan	83.2	72.2	1.14	1.14
9 Jan	83.2	72.2	1.30	1.30
10 Jan	83.2	72.1	1.42	1.42
11 Jan	83.2	72.1	1.54	1.54
12 Jan	83.2	72.1	1.69	1.69

Station Data

Monthly averages San Juan
Longitude: -66, Latitude: 18.44
Average weather San Juan, PR - 979

Monthly: 1991-2020 normals

Abbreviations

Average precipitation in : Av. precipitation in
Jan: January, Feb: February, ...Jan: January, Feb: February, ...Ja: January, Fe: February, ...