Dew Point/Frost Point Conversion Tables

This table will give the engineer both the frost point and various dew points in degrees F from 32°F to -53°F.

Dew Point/Frost Point Conversion Tables
°F		°F
FROST POINT	DEW POINT	FROST POINT	DEW POINT
32	32	- 12	- 16.7
31	30.8	- 13	- 17.8
30	29.7	- 14	- 18.9
29	28.6	- 15	- 20.0
28	27.5	- 16	- 21.1
27	26.4	- 17	- 22.2
26	25.2	- 18	- 23.3
25	24.1	- 19	- 24.3
24	22.9	- 20	- 25.4
23	21.8	- 21	- 26.4
22	20.7	- 22	- 27.5
21	19.6	- 23	- 28.6
20	18.5	- 24	- 29.6
19	17.4	- 25	- 30.6
18	16.2	- 26	- 31.7
17	15.1	- 27	- 32.8
16	14.0	- 28	- 33.9
15	12.9	~ 29	- 35.0
14	11.8	- 30	- 36.1
13	10.7	- 31	- 37.2
12	9.6	- 32	- 38.2
11	8.5	- 33	- 39.3
10	7.4	- 34	- 40.3
9	6.3	- 35	-41.4
8	5.2	- 36	- 42.4
7	4.1	- 37	- 43.5
6	2.9	- 38	- 44.5
5	1.8	- 39	- 45.6
4	0.7	- 40	- 46.6
3	- 0.4	- 41	- 47.7
2	- 1.5	- 42	- 48.7
1	- 2.6	- 43	- 49.8
0	- 3.7	- 44	- 50.8
- 1	- 4.8	- 45	- 51.9
- 2	- 5.8	- 46	- 52.9
- 3	- 6.9	- 47	- 54.0
- 4	- 8.0	- 48	- 55.0
- 5	- 9.1	- 49	- 56.1
- 6	- 10.2	- 50	- 57.1
- 7	- 11.3	- 51	- 58.2
- 8	- 12.4	- 51	- 59.2
- 9	- 13.5	- 53	- 60.3
- 10	- 14.6
-11	- 15.6

Email This Page

Did you find this page helpful? Why not share or send the URL to someone you work with using this handy form below.