Jefferson Island, MT 18 May Weather

Altitude - 1291m | 45°51′4″N,111°56′28″W | map (OSM)

Jefferson Island, MT

°F

10:30 amSunny5mphS

Wed, May 7, 202511:08 AM (GMT -06:00)

Climatic norm in Jefferson Island, MT May 18

35°
48°
62°

minimum
average
maximum

Sunday May 18 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	42°	38°	36°	44°	55°	59°	58°	50°
wind	5mph	4mph	4mph	4mph	6mph	8mph	9mph	7mph
pressure in	25.59	25.59	25.58	25.61	25.66	25.64	25.62	25.60

Saturday May 18 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	35°	32°	29°	39°	51°	58°	59°	51°
wind	9mph	8mph	5mph	7mph	12mph	14mph	15mph	9mph
pressure in	25.56	25.56	25.55	25.57	25.55	25.49	25.44	25.43

* Jefferson Island, MT weather for May 18 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 Jefferson Island, MT Weather for May 18, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on May 18 for previous years is presented.