Polaris 440 IQ Owner's Manual page 22

Operator Safety
Windchill/Temperature Charts
The following information is provided to help you determine when
temperatures become dangerous for riding.
WIND CHILL CHART (°F)
Wind
Speed
in
MPH
40 35 30
Calm 40 35 30
5 36 31 25
10 34 27 21
15 32 25 19
20 30 24 17
25 29 23 16
30 28 22 15
35 28 21 14
40 27 20 13
45 26 19 12
50 26 19 12
55 25 18 11
60 25 17 10
Frostbite in >>
WIND CHILL CHART (°C)
Wind
Speed
in
KPH
5 2 -1
Calm 5 2 -1
8 3 0 -
16 2 -2 -6
24 1 -3 -7
32 0 -4 -8
40 -1 -5 -9
48 -1 -5 -9
56 -2 -6 -10
64 -2 -6 -10
72 -2 -7 -11
80 -3 -7 -11
88 -3 -7 -12
96 -3 -8 -12
Frostbite in >>
Actual Thermometer Reading (°F)
25 20 15 10
Equivalent Temperature (°F)
25 20 15 10
19 13 7 1
15 9 3 -4 -10
13 6 0 -7 -13
11 4 -2 -9 -15
9 3 -4 -11 -17
8 1 -5 -12 -19
7 0 -7 -14 -21
6 -1 -8 -15 -22
5 -2 -9 -16 -23
4 -3 -10 -17 -24
4 -3 -11 -18 -25
3 -4 -11 -19 -26
30 min.
Actual Thermometer Reading (°C)
-4 -7 -10 -13 -16
Equivalent Temperature (°C)
-4 -7 -10 -13 -16
-7 -11 -14 -18 -22
-10 -13 -17 -21 -24
-11 -15 -19 -22 -26
-12 -16 -20 -24 -28
-13 -17 -21 -25 -29
-13 -18 -22 -26 -30
-14 -18 -22 -26 -31
-15 -19 -23 -27 -31
-15 -19 -23 -28 -32
-15 -20 -24 -28 -33
-16 -20 -24 -29 -33
-16 -21 -25 -29 -34
30 min.
5 0 -5 -10 -15
5 0 -5 -10 -15
-5 -11 -16 -22 -28
-16 -22 -28 -35
-19 -26 -32 -39
-22 -29 -35 -42
-24 -31 -37 -44
-26 -33 -39 -46
-27 -34 -41 -48
-29 -36 -43 -50
-30 -37 -44 -51
-31 -38 -45 -52
-32 -39 -46 -54
-33 -40 -48 -55
10 min.
-19 -22 -25 -28
-19 -22 -25 -28
-25 -29 -32 -36
-28 -32 -36 -39
-30 -34 -38 -42
-32 -36 -39 -43
-33 -37 -41 -45
-34 -38 -42 -46
-35 -39 -43 -47
-35 -40 -44 -48
-36 -40 -45 -49
-37 -41 -45 -50
-37 -42 -46 -50
-38 -42 -47 -51
10 min.
SAFETY
-20 -25 -30 -35 -40
-20 -25 -30 -35 -40
-34 -40 -46 -52 -57
-41 -47 -53 -59 -66
-45 -51 -58 -64 -71
-48 -55 -61 -68 -74
-51 -58 -64 -71 -78
-53 -60 -67 -73 -80
-55 -62 -69 -76 -82
-57 -64 -71 -78 -84
-58 -65 -72 -79 -86
-60 -67 -74 -81 -88
-61 -68 -75 -82 -89
-62 -69 -76 -84 -91
5 min.
-31 -34 -37 -40 -43
-31 -34 -37 -40 -43
-39 -43 -46 -50 -53
-43 -47 -50 -54 -58
-45 -49 -53 -57 -61
-47 -51 -55 -59 -63
-49 -53 -57 -61 -65
-50 -54 -58 -62 -66
-51 -55 -59 -64 -68
-52 -56 -61 -65 -69
-53 -57 -61 -66 -70
-54 -58 -62 -67 -71
-55 -59 -63 -67 -72
-55 -60 -64 -68 -73
5 min.
-45
-45
-63
-72
-77
-81
-84
-87
-89
-91
-93
-95
-97
-98
-46
-46
-57
-62
-65
-67
-69
-70
-72
-73
-74
-75
-76
-77
19