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San Marcos, CA Hourly Weather

Hourly forecast · San Marcos

The next 48 hours in detail — temperature, feels-like, precipitation chance, wind and UV for every hour. Built on NWS NBM and global model guidance.

48 hours — San Marcos

Today + 10-day →
Time Conditions Temp Precip Wind UV
Monday 31/8
21:00
Sunny 70° 3 mph W 0
22:00
Sunny 69° 2 mph W 0
23:00
Sunny 68° 1 mph W 0
Tuesday 1/9
00:00
Partly cloudy 67° 1 mph W 0
01:00
Partly cloudy 67° 2 mph NW 0
02:00
Partly cloudy 66° 2 mph N 0
03:00
Mostly cloudy 67° 2 mph N 0
04:00
Sunny 62° 3 mph N 0
05:00
Sunny 62° 2 mph NE 0
06:00
Sunny 61° 1 mph N 0
07:00
Sunny 65° 2 mph N 0
08:00
Sunny 67° 1 mph NW 1
09:00
Sunny 71° 1 mph W 3
10:00
Sunny 76° 4 mph SW 5
11:00
Sunny 80° 8 mph SW 8
12:00
Sunny 82° 12 mph SW 9
13:00
Sunny 81° 14 mph W 10
14:00
Sunny 80° 14 mph SW 9
15:00
Sunny 80° 13 mph SW 7
16:00
Sunny 78° 12 mph W 4
17:00
Sunny 76° 10 mph SW 2
18:00
Sunny 74° 8 mph W 1
19:00
Sunny 70° 6 mph W 0
20:00
Sunny 67° 5 mph W 0
21:00
Sunny 64° 3 mph W 0
22:00
Sunny 63° 2 mph W 0
23:00
Sunny 62° 2 mph NW 0
Wednesday 2/9
00:00
Sunny 62° 2 mph NW 0
01:00
Sunny 61° 2 mph N 0
02:00
Sunny 61° 3 mph N 0
03:00
Sunny 60° 2 mph NE 0
04:00
Sunny 60° 2 mph NE 0
05:00
Sunny 59° 1 mph N 0
06:00
Sunny 59° 2 mph NE 0
07:00
Sunny 63° 2 mph NE 0
08:00
Sunny 66° 2 mph NW 1
09:00
Sunny 70° 1 mph SW 2
10:00
Sunny 75° 4 mph SW 5
11:00
Sunny 78° 10 mph SW 7
12:00
Sunny 79° 12 mph SW 9
13:00
Sunny 79° 13 mph SW 9
14:00
Sunny 79° 13 mph SW 8
15:00
Sunny 78° 13 mph W 6
16:00
Sunny 78° 12 mph SW 4
17:00
Sunny 76° 11 mph SW 2
18:00
Sunny 73° 9 mph SW 0
19:00
Sunny 69° 6 mph W 0
20:00
Sunny 65° 4 mph W 0
Hourly
How the hourly forecast is made
Hour-by-hour numbers come from NOAA's National Blend of Models combined with ECMWF and GFS guidance, bias-corrected against nearby station observations and refreshed every hour.
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 9:46 PM