Williston, North Dakota July-May Average Temperature
Degrees Fahrenheit
1901-2000
-99
189605
34.3
-3.1
189705
31.7
-5.7
189805
36.3
-1.1
189905
30.6
-6.8
190005
37.5
0.1
190105
37.5
0.1
190205
36.4
-1.0
190305
32.9
-4.5
190405
31.4
-6.0
190505
-99
-99
190605
-99
-99
190705
-99
-99
190805
35.9
-1.5
190905
35.2
-2.2
191005
36.7
-0.7
191105
34.5
-2.9
191205
32.1
-5.3
191305
35.7
-1.7
191405
37.3
-0.1
191505
37.3
-0.1
191605
33.1
-4.3
191705
32.0
-5.4
191805
35.2
-2.2
191905
36.8
-0.6
192005
32.8
-4.6
192105
38.9
1.5
192205
35.0
-2.4
192305
35.3
-2.1
192405
38.1
0.7
192505
36.8
-0.6
192605
38.4
1.0
192705
34.9
-2.5
192805
35.1
-2.3
192905
34.1
-3.3
193005
36.6
-0.8
193105
40.8
3.4
193205
38.4
1.0
193305
36.7
-0.7
193405
39.9
2.5
193505
37.0
-0.4
193605
32.7
-4.7
193705
36.6
-0.8
193805
38.2
0.8
193905
38.6
1.2
194005
38.6
1.2
194105
39.3
1.9
194205
39.2
1.8
194305
35.0
-2.4
194405
39.5
2.1
194505
37.5
0.1
194605
37.2
-0.2
194705
35.8
-1.6
194805
37.2
-0.2
194905
36.5
-0.9
195005
33.7
-3.7
195105
33.6
-3.8
195205
34.8
-2.6
195305
38.3
0.9
195405
39.0
1.6
195505
38.7
1.3
195605
34.7
-2.7
195705
37.1
-0.3
195805
40.3
2.9
195905
36.7
-0.7
196005
36.7
-0.7
196105
40.4
3.0
196205
36.5
-0.9
196305
39.5
2.1
196405
41.3
3.9
196505
33.6
-3.8
196605
36.3
-1.1
196705
37.1
-0.3
196805
39.3
1.9
196905
36.1
-1.3
197005
37.5
0.1
197105
37.2
-0.2
197205
36.7
-0.7
197305
38.5
1.1
197405
37.7
0.3
197505
37.7
0.3
197605
39.4
2.0
197705
40.1
2.7
197805
35.6
-1.8
197905
33.5
-3.9
198005
39.9
2.5
198105
42.4
5.0
198205
38.0
0.6
198305
39.3
1.9
198405
40.2
2.8
198505
38.5
1.1
198605
38.3
0.9
198705
42.1
4.7
198805
40.9
3.5
198905
38.2
0.8
199005
41.8
4.4
199105
41.4
4.0
199205
42.9
5.5
199305
37.6
0.2
199405
36.9
-0.5
199505
39.7
2.3
199605
36.5
-0.9
199705
35.6
-1.8
199805
41.5
4.1
199905
41.7
4.3
200005
42.2
4.8
200105
38.1
0.7
200205
39.5
2.1
200305
37.7
0.3
200405
38.8
1.4
200505
40.8
3.4
200605
42.7
5.3
200705
40.5
3.1