Point Forecast: San Dimas CA  34.11N 117.82W (Elev. 942 ft)	Last Update: 2:19 pm PDT May 24, 2025

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Weather Elements Weather/Precipitation Fire Weather Temperature (°F) Dewpoint (°F) Wind Chill (°F) Surface Wind  ktmphkm/hm/s Sky Cover (%) Precipitation Potential (%) Relative Humidity (%) Rain Thunder Snow Freezing Rain Sleet Fog Mixing Height  x100ftx100m Trans. Wind  ktmphkm/hm/s

48-Hour Period Starting: 8pm Sat, May 24 20259pm Sat, May 24 202510pm Sat, May 24 202511pm Sat, May 24 202512am Sun, May 25 20251am Sun, May 25 20252am Sun, May 25 20253am Sun, May 25 20254am Sun, May 25 20255am Sun, May 25 20256am Sun, May 25 20257am Sun, May 25 20258am Sun, May 25 20259am Sun, May 25 202510am Sun, May 25 202511am Sun, May 25 202512pm Sun, May 25 20251pm Sun, May 25 20252pm Sun, May 25 20253pm Sun, May 25 20254pm Sun, May 25 20255pm Sun, May 25 20256pm Sun, May 25 20257pm Sun, May 25 20258pm Sun, May 25 20259pm Sun, May 25 202510pm Sun, May 25 202511pm Sun, May 25 202512am Mon, May 26 20251am Mon, May 26 20252am Mon, May 26 20253am Mon, May 26 20254am Mon, May 26 20255am Mon, May 26 20256am Mon, May 26 20257am Mon, May 26 20258am Mon, May 26 20259am Mon, May 26 202510am Mon, May 26 202511am Mon, May 26 202512pm Mon, May 26 20251pm Mon, May 26 20252pm Mon, May 26 20253pm Mon, May 26 20254pm Mon, May 26 20255pm Mon, May 26 20256pm Mon, May 26 20257pm Mon, May 26 20258pm Mon, May 26 20259pm Mon, May 26 202510pm Mon, May 26 202511pm Mon, May 26 202512am Tue, May 27 20251am Tue, May 27 20252am Tue, May 27 20253am Tue, May 27 20254am Tue, May 27 20255am Tue, May 27 20256am Tue, May 27 20257am Tue, May 27 20258am Tue, May 27 20259am Tue, May 27 202510am Tue, May 27 202511am Tue, May 27 202512pm Tue, May 27 20251pm Tue, May 27 20252pm Tue, May 27 20253pm Tue, May 27 20254pm Tue, May 27 20255pm Tue, May 27 20256pm Tue, May 27 20257pm Tue, May 27 20258pm Tue, May 27 20259pm Tue, May 27 202510pm Tue, May 27 202511pm Tue, May 27 202512am Wed, May 28 20251am Wed, May 28 20252am Wed, May 28 20253am Wed, May 28 20254am Wed, May 28 20255am Wed, May 28 20256am Wed, May 28 20257am Wed, May 28 20258am Wed, May 28 20259am Wed, May 28 202510am Wed, May 28 202511am Wed, May 28 202512pm Wed, May 28 20251pm Wed, May 28 20252pm Wed, May 28 20253pm Wed, May 28 20254pm Wed, May 28 20255pm Wed, May 28 20256pm Wed, May 28 20257pm Wed, May 28 20258pm Wed, May 28 20259pm Wed, May 28 202510pm Wed, May 28 202511pm Wed, May 28 202512am Thu, May 29 20251am Thu, May 29 20252am Thu, May 29 20253am Thu, May 29 20254am Thu, May 29 20255am Thu, May 29 20256am Thu, May 29 20257am Thu, May 29 2025

Date	05/24				05/25
Hour (PDT)	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19
Temperature (°F)	64	60	58	57	57	57	55	55	55	54	55	55	56	60	62	65	67	71	73	74	73	72	71	69
Dewpoint (°F)	53	53	53	53	53	53	53	53	53	53	53	53	53	53	53	54	54	54	54	55	55	55	55	55
Wind Chill (°F)
Surface Wind (mph)	7	7	7	5	5	5	3	3	3	3	3	3	5	5	5	7	7	7	9	9	9	8	8	8
Wind Dir	SW	SW	SW	SW	SW	SW	SSW	SSW	SSW	SW	SW	SW	SSW	SSW	SSW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Gust
Sky Cover (%)	19	19	19	90	90	90	90	90	90	90	90	90	90	90	90	7	7	7	7	7	7	1	1	1
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	67	78	83	86	86	86	93	93	93	96	93	93	90	78	72	68	63	55	51	51	53	55	57	61
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Date					05/26
Hour (PDT)	20	21	22	23	00	01	02	03	04	05	06	07	08	09	10	11	12	13	14	15	16	17	18	19
Temperature (°F)	64	62	60	59	58	58	57	56	56	56	57	58	59	62	64	67	70	73	75	76	76	75	73	71
Dewpoint (°F)	55	54	54	54	54	53	53	53	53	53	53	53	53	53	54	54	54	54	54	54	54	54	54	54
Wind Chill (°F)
Surface Wind (mph)	6	6	6	3	3	3	3	3	3	1	1	1	2	2	2	5	5	5	7	7	7	8	8	8
Wind Dir	SW	SW	SW	SW	SW	SW	SW	SW	SW	WSW	WSW	WSW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW	SW
Gust
Sky Cover (%)	1	1	1	90	90	90	90	90	90	90	90	90	90	90	90	29	29	29	29	29	29	13	13	13
Precipitation Potential (%)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Relative Humidity (%)	73	75	81	83	86	83	86	90	90	90	86	83	80	72	70	63	57	51	48	46	46	48	51	55
Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Thunder	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Snow	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Freezing Rain	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--
Sleet	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--	--

International System of Units Forecast Discussion 7-Day Forecast Hourly Weather Graph Observation Map