Boulder, CO 21 October Weather

Altitude - 1629m | 40°0′36″N,105°16′12″W | map (OSM)

Boulder, CO

°F

1 pmFair0mphC

Tue, October 14, 20251:55 PM (GMT -06:00)

Climatic norm in Boulder, CO Oct 21

23°
40°
56°

minimum
average
maximum

Tuesday Oct 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	44°	42°	39°	41°	48°	50°	47°	42°
wind	4mph	3mph	3mph	5mph	9mph	10mph	5mph	5mph
pressure in	24.48	24.50	24.50	24.53	24.56	24.56	24.56	24.60

Monday Oct 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	52°	51°	50°	54°	64°	64°	62°	57°
wind	5mph	5mph	7mph	9mph	14mph	18mph	13mph	7mph
pressure in	24.58	24.55	24.55	24.59	24.65	24.63	24.64	24.64

Saturday Oct 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	58°	53°	47°	55°	71°	75°	69°	59°
wind	5mph	3mph	3mph	2mph	4mph	5mph	3mph	4mph
pressure in	24.65	24.60	24.55	24.62	24.68	24.64	24.60	24.56

Friday Oct 21 2022	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	59°	58°	52°	61°	71°	74°	69°	60°
wind	8mph	7mph	4mph	4mph	13mph	17mph	7mph	8mph
pressure in	24.55	24.54	24.49	24.56	24.56	24.49	24.44	24.39

Thursday Oct 21 2021	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	46°	42°	40°	45°	57°	64°	61°	52°
wind	4mph	3mph	2mph	1mph	2mph	4mph	2mph	4mph
pressure in	24.74	24.71	24.71	24.76	24.81	24.80	24.78	24.75

Wednesday Oct 21 2020	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	45°	42°	39°	44°	61°	69°	65°	57°
wind	3mph	2mph	3mph	2mph	4mph	5mph	4mph	5mph
pressure in	24.60	24.53	24.46	24.47	24.54	24.51	24.47	24.42

Monday Oct 21 2019	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	39°	37°	33°	39°	47°	51°	47°	41°
wind	8mph	8mph	5mph	4mph	9mph	14mph	9mph	5mph
pressure in	24.52	24.50	24.47	24.53	24.57	24.59	24.63	24.68

Sunday Oct 21 2018	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	51°	48°	45°	51°	67°	72°	67°	54°
wind	4mph	3mph	2mph	3mph	5mph	4mph	2mph	5mph
pressure in	24.80	24.76	24.72	24.76	24.84	24.82	24.78	24.71

* Boulder, CO weather for October 21 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Boulder, CO Weather for October 21, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on October 21 for previous years is presented.