IOWA WEATHER AND CROP REPORT 



587 



COMPARATIVE DATA FOR THE STATE— JULY. 



TEAR 



+1.5 

 -5.6 

 —1.1 

 +0.9 

 +2.3 

 —2.0 

 —0.5 

 +1.5 

 —0.7 

 —1.0 

 —0.7 

 +8.3 

 —1.0 

 —1.2 

 —3.5 

 —3.5 

 -3.2 

 —0.4 

 -1.1 

 —1.8 

 +0.4 

 + 1.4 

 +0.5 

 + 2.0 

 +2.5 

 —4.6 

 + 5.6 

 +0.2 

 —1.0 

 +3.3 

 —1.8 

 +3.8 



110 



104 

 102 

 109 

 104 

 104 

 100 

 102 

 101 

 102 

 113 

 90 

 100 

 100 

 102 

 102 

 102 

 100 

 102 

 108 

 111 

 103 

 108 

 109 

 i 92 

 !l05 

 106 38 

 105 40 

 104 41 

 102 45 

 104 41 

 i 98 ! 40 



1.98 

 4.22 

 5.29 



47 ! 3. 



0.63 

 3.40 

 6.90 

 3.26 

 2.98 

 3.07 

 6.15 

 2.34 

 8.67 

 4.83 

 4.41 

 2.91 

 3.04 

 7.27 

 3.66 

 4.77 

 4.86 

 2.27 

 3.71 

 1.82 

 2.27 

 8.32 

 1.78 

 2.27 

 3.17 

 2.86 

 4.22 

 2.53 



—1.98 

 +0.26 

 +1.33 

 —0.63 

 —3.33 

 —0.56 

 + 2.94 

 —0.70 

 —0.98 

 —0.89 

 +2.19 

 —1.62 

 +4.71 

 +0.87 

 +0.45 

 —1.05 

 —0.92 

 +3.31 

 —0.30 

 +0.81 

 —2.10 



— 0^25 

 —2.14 

 —1.69 

 +4.36 

 —2.18 

 —1.69 

 —0.79 

 —1.10 

 +0.26 

 —1.43 

 +2.35 



5.00 

 8.20 



12.86 

 8.84 

 3.50 



10.10 



12.67 

 7.60 



12.88 

 8.66 



18.45 

 5.97 



13.57 



12.72 



LI. 97 

 7.08 

 7.05 

 3.66 

 9.21 



.2.20 

 5.69 

 6.62 

 7.56 

 6.23 

 6.50 



15.83 

 6.87 

 6.06 

 8.05 

 7.82 

 7.49 

 7.45 



LI. 72 



0.37 

 1.67 

 1.71 

 1.49 



T. 

 0.45 

 1.61 

 1.01 

 0.55 

 0.42 

 1.80 

 0.27 

 4.82 

 0.94 

 1.28 

 0.69 

 0.26 

 3.97 

 0.70 

 1.20 

 0.12 

 0.08 

 1.17 



T. 

 0.44 

 3.68 

 0.10 

 0.23 

 0.26 

 0.39 

 1.11 

 0.42 

 3.13 



T. indicates an amount too small to measure, or less than .005 inch rainfall 

 and less than .05 inch snowfall. 



AUGUST 



August was the warmest month of the season. The mean temperature 

 for the State averaged two degrees above the normal and the excess was 

 general except over small areas along the south-central border and the 

 extreme northeastern corner. Most of the excess in temperature oc- 

 curred in the period beginning about the middle of the second week and 

 continuing until the 24th, when the daily mean temperature was con- 

 tinuously above normal, though there were no periods of unusually high 

 temperature and only a few days had very high maxima. Over most of 

 the State the highest temperature occurred on the 24th when a decided 

 change to cooler occurred, the drop in temperature amounting to nearly 

 50 degrees at a number of stations. The only cool periods occurred im- 

 mediately preceding and following the principal warm period. 



The precipitation was characterized by contrasts and more than 75 per 

 cent of the State had considerably less than the normal for August. A 

 few stations along the Mississippi river in the east-central portion had 

 less than half an inch while in the west-central portion two stations re- 



