Portsmouth, IA 20 December Weather

Altitude - 374m | 41°39′0″N,95°31′8″W | map (OSM)

Portsmouth, IA

°F

1 pmFair11mphS

Wed, December 17, 20251:28 PM (GMT -06:00)

Saturday Dec 20 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	35°	36°	35°	35°	40°	38°	31°	25°
wind	13mph	12mph	11mph	13mph	15mph	12mph	7mph	5mph
pressure in	28.24	28.21	28.26	28.39	28.53	28.62	28.71	28.80

Friday Dec 20 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	16°	14°	11°	12°	19°	24°	20°	18°
wind	22mph	20mph	16mph	13mph	9mph	5mph	3mph	4mph
pressure in	28.99	29.05	29.10	29.16	29.16	29.11	29.09	29.10

Wednesday Dec 20 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	30°	29°	26°	30°	41°	46°	40°	37°
wind	5mph	5mph	3mph	4mph	7mph	6mph	6mph	6mph
pressure in	28.66	28.68	28.71	28.78	28.80	28.78	28.81	28.83

* Portsmouth, IA weather for December 20 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 Portsmouth, IA Weather for December 20, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 20 for previous years is presented.