Climate Portsmouth - Ohio

	JanJa	FebFe	MarMa	AprAp	MayMa	JunJu
Average high in ºF Av. high Hi	41	45	55	67	76	83
Average low in ºF Av. low Lo	23	25	33	42	52	61
Days with precipitation Days precip. DP	11	10	12	12	13	12
Av. precipitation in inch Av. precip. Pre.	3.09	3.00	4.12	3.95	4.60	4.14

	JulJu	AugAu	SepSe	OctOc	NovNo	DecDe
Average high in ºF Av. high Hi	87	86	80	69	56	46
Average low in ºF Av. low Lo	65	63	56	44	33	28
Days with precipitation Days precip. DP	11	9	8	9	9	11
Av. precipitation in inch Av. precip. Pre.	4.42	3.27	3.30	2.95	2.75	3.50

Portsmouth Climate Graph - Ohio Climate Chart

Day	High ºF	Low ºF	Prec/mo inch	Prec/yr inch	Snow/mo inch	Snow/yr inch
1 Jan	41.3	24.6	0.12	0.12	0.12	0.30
2 Jan	41.2	24.5	0.20	0.20	0.12	0.30
3 Jan	41.2	24.4	0.28	0.28	0.20	0.50
4 Jan	41.1	24.3	0.39	0.39	0.39	1.00
5 Jan	41.0	24.2	0.47	0.47	0.51	1.30
6 Jan	41.0	24.1	0.59	0.59	0.59	1.50
7 Jan	40.9	24.0	0.67	0.67	0.79	2.00
8 Jan	40.9	23.9	0.79	0.79	0.91	2.30
9 Jan	40.8	23.9	0.87	0.87	1.10	2.80
10 Jan	40.8	23.8	0.98	0.98	1.18	3.00
11 Jan	40.8	23.8	1.06	1.06	1.42	3.60
12 Jan	40.7	23.7	1.18	1.18	1.50	3.80

Day	High ºF	Low ºF	Precip. inch	Snow inch	Snow d. inch
01 Dec	53.1	37.0	0.92	-	-
02 Dec	59.0	36.0	0.08	0.00	0.0
03 Dec	37.9	33.1	0.02	0.00	0.0
04 Dec	36.0	28.9	0.00	0.00	0.0
05 Dec	50.0	28.0	0.00	0.00	0.0
06 Dec	50.0	27.0	0.00	0.00	0.0
07 Dec	46.9	23.0	0.08	0.00	0.0
08 Dec	45.0	21.9	0.00	-	-
09 Dec	57.0	23.0	0.14	0.00	0.0
10 Dec	59.0	43.0	0.58	0.00	0.0
11 Dec	43.0	19.9	0.00	0.00	0.0
12 Dec	37.0	19.9	0.00	0.00	0.0
13 Dec	44.1	19.9	0.02	0.00	0.0
14 Dec	44.1	35.1	0.64	-	-
15 Dec	44.1	34.0	0.02	-	-
16 Dec	39.0	32.0	0.39	0.00	0.0
17 Dec	36.0	33.1	2.11	0.00	0.0
18 Dec	35.1	25.0	0.00	0.00	0.0
19 Dec	28.9	15.1	0.00	0.00	0.0
20 Dec	36.0	16.0	0.00	0.00	0.0
21 Dec	45.0	19.9	0.00	-	-
22 Dec	53.1	26.1	0.00	-	-
23 Dec	46.9	26.1	0.00	0.00	0.0
24 Dec	52.0	27.0	0.00	0.00	0.0
25 Dec	59.0	27.0	0.00	0.00	0.0
26 Dec	64.9	27.0	0.00	0.00	0.0
27 Dec	60.1	33.1	0.00	0.00	0.0

	Dec 19	Normal
Average high temperature Av. high temp.	46.7 ºF	41 ºF
Average low temperature Av. low temp.	27.3 ºF	23 ºF
Total precipitation Total precip.	5.00 inch	3.09 inch
Total snowfall Total snowfall	- inch	0 inch

Highest max temperature Highest max temp.	64.9 ºF	-
Lowest max temperature Lowest max temp.	28.9 ºF	-
Highest min temperature Highest min temp.	43.0 ºF	-
Lowest min temperature Lowest min temp.	15.1 ºF	-

Past weather December 2019 incomplete - Missing data

Station Data

Monthly averages Portsmouth
Longitude: -82.9977, Latitude: 38.7317
Average weather Portsmouth, OH - 45662

Monthly: 1991-2020 normals
History: 2008-2019

Abbreviations

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