Bad weather is always tough on the troops. No one in the European theater of WW2 thought the Germans could mount an offensive in the winter of '44-5. Chosin the weather was cripaling to our troops, and the sand and dry weather was always a pain for our boys and girls in Iraq and in Afganastan everything slowed in winter. The great Gallic rebellion waited until Caesar went in to winter quarters. In the Bible the story of David Uriah and Bathsheba take place "in the season kings sally forth"