< Previous Year Next Year >

Olney Weather in 1999

Historical record of Olney, Illinois weather for the year 1999 based on NOAA data.
Jump to Month:
Year:
1999 Olney Weather Extremes
Highest temperature 98 °F July 31
Lowest temperature -8 °F January 6
Highest daily low 78 °F July 5
Lowest daily high 8 °F January 5
Most daily precipitation 4.2 inches July 2
Most daily snow 3.0 inches January 2
Total annual precipitation 45.8 inches -
Total annual snow 7.5 inches -
What was the hottest temperature in Olney in 1999?
The highest temperature recorded in Olney, Illinois in 1999 was 98 °F which happened 2 different times.
Highest Temperatures: All-Time By Year
Highest Temperatures in Olney in 1999
Rank Temperature Date
1 98 °F Jul 31
1 98 °F Jul 6
3 97 °F Jul 5
4 96 °F Sep 6
4 96 °F Sep 5
4 96 °F Jul 30
4 96 °F Jul 4
8 95 °F Jul 23
9 94 °F Aug 1
9 94 °F Jul 25
9 94 °F Jul 22
What was the coldest temperature in Olney in 1999?
The lowest temperature recorded in Olney, Illinois in 1999 was -8 °F which happened 2 different times.
Lowest Temperatures: All-Time By Year
Lowest Temperatures in Olney in 1999
Rank Temperature Date
1 -8 °F January 6
1 -8 °F January 5
3 -2 °F January 10
4 2 °F January 4
5 3 °F January 1
6 4 °F December 26
6 4 °F December 25
8 7 °F January 2
9 8 °F December 22
10 9 °F January 9
January 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
January 1
 19 3 0.00 0.0
January 2
 31 7 1.28 3.0
January 3
 34 16 0.18 1.0
January 4
 18 2 0.00 0.0
January 5
 8 -8 0.00 0.0
January 6
 30 -8 0.00 0.0
January 7
 36 10 0.07 0.5
January 8
 19 10 0.13 1.0
January 9
 26 9 0.13 1.0
January 10
 11 -2 0.00 0.0
January 11
 26 10 0.00 0.0
January 12
 41 13 0.00 0.0
January 13
 48 35 0.40 0.0
January 14
 35 18 0.31 n/a
January 15
 20 16 0.00 0.0
January 16
 36 19 0.00 0.0
January 17
 45 36 0.00 0.0
January 18
 51 36 0.84 0.0
January 19
 42 24 0.00 0.0
January 20
 45 24 0.36 0.0
January 21
 55 31 0.02 0.0
January 22
 61 46 2.52 0.0
January 23
 60 52 0.67 0.0
January 24
 58 35 0.04 0.0
January 25
 44 40 0.00 0.0
January 26
 41 29 0.00 0.0
January 27
 55 30 0.00 0.0
January 28
 63 41 0.00 0.0
January 29
 41 30 0.05 0.0
January 30
 42 31 0.00 0.0
January 31
 49 31 1.51 0.0
February 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
February 1
 44 38 0.00 0.0
February 2
 47 42 0.08 0.0
February 3
 47 29 0.00 0.0
February 4
 49 33 0.02 0.0
February 5
 43 24 0.00 0.0
February 6
 53 28 0.00 0.0
February 7
 57 43 1.69 0.0
February 8
 n/a 38 0.02 0.0
February 9
 55 36 0.00 0.0
February 10
 60 37 0.00 0.0
February 11
 64 43 0.00 0.0
February 12
 73 29 0.51 0.0
February 13
 43 17 0.02 0.3
February 14
 34 17 0.00 0.0
February 15
 43 20 0.00 0.0
February 16
 56 37 0.00 0.0
February 17
 49 34 0.18 0.0
February 18
 37 23 0.00 0.0
February 19
 41 25 0.00 0.0
February 20
 44 30 0.00 0.0
February 21
 40 26 0.01 0.0
February 22
 38 19 0.00 0.0
February 23
 36 19 0.01 0.0
February 24
 33 28 0.22 0.0
February 25
 37 30 0.00 0.0
February 26
 43 28 0.00 0.0
February 27
 50 29 0.75 0.0
February 28
 65 41 0.00 0.0
March 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
March 1
 65 33 0.00 0.0
March 2
 51 33 0.00 0.0
March 3
 63 33 0.06 0.0
March 4
 37 23 0.00 0.0
March 5
 46 23 0.00 0.0
March 6
 47 36 1.07 0.0
March 7
 36 23 0.00 0.0
March 8
 37 23 0.00 0.0
March 9
 37 28 0.97 0.0
March 10
 38 30 0.00 0.0
March 11
 36 28 0.00 0.0
March 12
 43 25 0.00 0.0
March 13
 46 25 0.00 0.0
March 14
 39 31 0.15 0.0
March 15
 40 26 0.00 0.0
March 16
 49 26 0.00 0.0
March 17
 58 32 0.00 0.0
March 18
 70 37 0.00 0.0
March 19
 55 33 0.00 0.0
March 20
 52 33 0.00 0.0
March 21
 56 36 0.00 0.0
March 22
 53 26 0.00 0.0
March 23
 49 26 0.54 0.0
March 24
 49 36 0.22 0.0
March 25
 60 30 0.00 0.0
March 26
 49 30 0.00 0.0
March 27
 50 25 0.00 0.0
March 28
 55 25 0.00 0.0
March 29
 57 35 0.00 0.0
March 30
 67 34 0.00 0.0
March 31
 69 37 0.11 0.0
April 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
April 1
 57 46 0.00 0.0
April 2
 67 53 0.00 0.0
April 3
 78 55 0.00 0.0
April 4
 66 60 2.57 0.0
April 5
 72 52 0.00 0.0
April 6
 73 52 0.32 0.0
April 7
 65 42 0.00 0.0
April 8
 74 44 0.00 0.0
April 9
 74 55 0.06 0.0
April 10
 n/a 48 0.00 0.0
April 11
 68 47 0.25 0.0
April 12
 58 41 0.00 0.0
April 13
 53 36 0.00 0.0
April 14
 63 37 0.00 0.0
April 15
 63 48 0.57 0.0
April 16
 55 40 0.41 0.0
April 17
 45 37 0.06 0.0
April 18
 44 37 0.21 0.0
April 19
 54 36 0.00 0.0
April 20
 64 36 0.02 0.0
April 21
 62 41 0.00 0.0
April 22
 79 61 0.00 0.0
April 23
 74 66 0.00 0.0
April 24
 69 46 0.04 0.0
April 25
 66 44 0.00 0.0
April 26
 64 44 0.14 0.0
April 27
 62 50 0.09 0.0
April 28
 74 56 0.72 0.0
April 29
 66 54 0.52 0.0
April 30
 72 47 0.00 0.0
May 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
May 1
 71 47 0.00 0.0
May 2
 76 46 0.00 0.0
May 3
 77 46 0.00 0.0
May 4
 78 50 0.00 0.0
May 5
 82 60 1.03 0.0
May 6
 78 61 0.45 0.0
May 7
 70 52 0.12 0.0
May 8
 71 52 0.00 0.0
May 9
 75 49 0.00 0.0
May 10
 74 49 0.00 0.0
May 11
 81 54 0.00 0.0
May 12
 83 62 0.00 0.0
May 13
 83 62 0.38 0.0
May 14
 62 54 0.04 0.0
May 15
 63 51 0.00 0.0
May 16
 76 53 0.00 0.0
May 17
 84 62 0.00 0.0
May 18
 84 67 0.84 0.0
May 19
 74 47 0.02 0.0
May 20
 77 47 0.00 0.0
May 21
 78 51 0.00 0.0
May 22
 82 56 0.33 0.0
May 23
 76 56 0.00 0.0
May 24
 75 51 0.21 0.0
May 25
 67 43 0.00 0.0
May 26
 74 44 0.00 0.0
May 27
 71 46 0.00 0.0
May 28
 79 46 0.00 0.0
May 29
 81 50 0.00 0.0
May 30
 83 53 0.00 0.0
May 31
 75 66 0.15 0.0
June 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
June 1
 77 67 0.54 0.0
June 2
 83 66 0.75 0.0
June 3
 74 56 0.00 0.0
June 4
 80 56 0.00 0.0
June 5
 84 64 0.94 0.0
June 6
 89 64 0.00 0.0
June 7
 92 70 0.00 0.0
June 8
 90 70 0.00 0.0
June 9
 92 66 0.00 0.0
June 10
 91 68 0.00 0.0
June 11
 91 70 0.00 0.0
June 12
 91 69 0.08 0.0
June 13
 87 69 0.00 0.0
June 14
 82 63 1.75 0.0
June 15
 81 58 0.00 0.0
June 16
 76 54 0.00 0.0
June 17
 73 53 0.00 0.0
June 18
 74 50 0.00 0.0
June 19
 77 52 0.00 0.0
June 20
 77 58 0.00 0.0
June 21
 77 59 0.00 0.0
June 22
 85 65 0.00 0.0
June 23
 88 65 0.00 0.0
June 24
 80 70 0.84 0.0
June 25
 81 67 0.00 0.0
June 26
 88 67 0.00 0.0
June 27
 88 71 0.11 0.0
June 28
 86 71 0.01 0.0
June 29
 87 67 0.58 0.0
June 30
 78 60 0.11 0.0
July 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
July 1
 79 61 0.00 0.0
July 2
 78 71 4.17 0.0
July 3
 86 71 0.00 0.0
July 4
 96 78 0.00 0.0
July 5
 97 78 0.00 0.0
July 6
 98 77 0.00 0.0
July 7
 93 66 0.11 0.0
July 8
 87 62 0.00 0.0
July 9
 87 62 0.00 0.0
July 10
 92 71 0.39 0.0
July 11
 92 59 0.00 0.0
July 12
 79 58 0.00 0.0
July 13
 81 58 0.00 0.0
July 14
 82 58 0.00 0.0
July 15
 84 59 0.00 0.0
July 16
 86 64 0.00 0.0
July 17
 89 69 0.00 0.0
July 18
 89 66 0.10 0.0
July 19
 90 66 0.00 0.0
July 20
 92 74 0.00 0.0
July 21
 92 74 0.00 0.0
July 22
 94 74 0.00 0.0
July 23
 95 74 0.00 0.0
July 24
 93 71 0.77 0.0
July 25
 94 69 0.00 0.0
July 26
 93 69 0.00 0.0
July 27
 93 74 0.00 0.0
July 28
 89 74 0.00 0.0
July 29
 89 75 0.00 0.0
July 30
 96 75 0.00 0.0
July 31
 98 76 0.00 0.0
August 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
August 1
 94 75 0.55 0.0
August 2
 89 67 0.00 0.0
August 3
 84 67 0.00 0.0
August 4
 85 64 0.00 0.0
August 5
 86 64 0.00 0.0
August 6
 87 61 0.00 0.0
August 7
 87 61 0.00 0.0
August 8
 88 63 0.09 0.0
August 9
 84 58 0.06 0.0
August 10
 82 58 0.00 0.0
August 11
 89 58 0.00 0.0
August 12
 89 65 0.00 0.0
August 13
 87 70 0.36 0.0
August 14
 90 65 0.00 0.0
August 15
 80 56 0.00 0.0
August 16
 79 56 0.00 0.0
August 17
 88 57 0.00 0.0
August 18
 88 61 0.06 0.0
August 19
 87 61 0.00 0.0
August 20
 85 61 0.00 0.0
August 21
 82 56 0.00 0.0
August 22
 84 57 0.00 0.0
August 23
 89 61 0.00 0.0
August 24
 90 63 1.34 0.0
August 25
 81 62 0.00 0.0
August 26
 78 62 0.00 0.0
August 27
 85 62 0.00 0.0
August 28
 88 62 0.00 0.0
August 29
 90 64 0.00 0.0
August 30
 92 57 0.30 0.0
August 31
 79 55 0.00 0.0
September 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
September 1
 82 55 0.00 0.0
September 2
 93 59 0.00 0.0
September 3
 93 62 0.00 0.0
September 4
 91 62 0.00 0.0
September 5
 96 61 0.00 0.0
September 6
 96 61 0.00 0.0
September 7
 86 53 0.00 0.0
September 8
 87 53 0.00 0.0
September 9
 88 54 0.00 0.0
September 10
 82 45 0.00 0.0
September 11
 83 45 0.00 0.0
September 12
 87 59 0.00 0.0
September 13
 88 61 0.02 0.0
September 14
 76 44 0.00 0.0
September 15
 78 44 0.00 0.0
September 16
 81 47 0.00 0.0
September 17
 75 46 0.00 0.0
September 18
 77 46 0.00 0.0
September 19
 81 46 0.00 0.0
September 20
 79 49 0.04 0.0
September 21
 75 48 0.02 0.0
September 22
 70 37 0.00 0.0
September 23
 74 37 0.00 0.0
September 24
 81 41 0.00 0.0
September 25
 83 50 0.00 0.0
September 26
 88 50 0.00 0.0
September 27
 87 55 0.00 0.0
September 28
 88 64 0.00 0.0
September 29
 92 54 0.20 0.0
September 30
 69 38 0.07 0.0
October 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
October 1
 71 38 0.00 0.0
October 2
 78 44 0.00 0.0
October 3
 78 46 0.08 0.0
October 4
 76 45 0.27 0.0
October 5
 57 34 0.00 0.0
October 6
 67 34 0.00 0.0
October 7
 76 39 0.00 0.0
October 8
 79 47 0.00 0.0
October 9
 67 57 1.65 0.0
October 10
 65 63 0.25 0.0
October 11
 75 55 0.00 0.0
October 12
 76 50 0.00 0.0
October 13
 78 50 0.00 0.0
October 14
 77 38 0.00 0.0
October 15
 64 38 0.00 0.0
October 16
 80 46 0.00 0.0
October 17
 82 54 0.10 0.0
October 18
 60 32 0.00 0.0
October 19
 59 31 0.00 0.0
October 20
 60 31 0.00 0.0
October 21
 58 31 0.00 0.0
October 22
 70 32 0.00 0.0
October 23
 65 37 0.00 0.0
October 24
 65 28 0.00 0.0
October 25
 53 27 0.00 0.0
October 26
 65 27 0.00 0.0
October 27
 74 39 0.00 0.0
October 28
 75 43 0.00 0.0
October 29
 82 45 0.00 0.0
October 30
 78 51 0.00 0.0
October 31
 77 54 0.00 0.0
November 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
November 1
 79 57 0.00 0.0
November 2
 80 42 0.00 0.0
November 3
 50 27 0.00 0.0
November 4
 54 27 0.00 0.0
November 5
 67 38 0.00 0.0
November 6
 76 49 0.00 0.0
November 7
 76 51 0.00 0.0
November 8
 69 51 0.00 0.0
November 9
 80 51 0.00 0.0
November 10
 76 54 0.00 0.0
November 11
 75 49 0.00 0.0
November 12
 59 35 0.00 0.0
November 13
 64 37 0.00 0.0
November 14
 79 46 0.00 0.0
November 15
 67 28 0.00 0.0
November 16
 58 28 0.00 0.0
November 17
 58 25 0.00 0.0
November 18
 55 28 0.00 0.0
November 19
 71 47 0.00 0.0
November 20
 62 31 0.08 0.0
November 21
 51 31 0.00 0.0
November 22
 63 46 0.00 0.0
November 23
 67 53 0.00 0.0
November 24
 68 41 0.14 0.0
November 25
 52 34 0.00 0.0
November 26
 44 33 0.00 0.0
November 27
 52 33 0.00 0.0
November 28
 65 38 0.00 0.0
November 29
 48 20 0.00 0.0
November 30
 51 20 0.00 0.0
December 1999 Olney Weather
Day High (°F) Low (°F) Precip. (inches) Snow (inches)
December 1
 45 26 0.00 0.0
December 2
 50 26 0.00 0.0
December 3
 65 37 0.00 0.0
December 4
 58 55 0.19 0.0
December 5
 64 55 1.05 0.0
December 6
 60 34 0.10 0.0
December 7
 39 27 0.00 0.0
December 8
 47 28 0.00 0.0
December 9
 56 33 0.00 0.0
December 10
 60 39 1.20 0.0
December 11
 48 28 0.00 0.0
December 12
 48 29 0.40 0.0
December 13
 41 37 0.46 0.0
December 14
 47 38 0.64 0.0
December 15
 n/a 38 0.03 0.0
December 16
 44 29 0.00 0.0
December 17
 39 29 0.00 0.0
December 18
 56 29 0.00 0.0
December 19
 34 26 0.00 0.0
December 20
 44 27 0.05 0.0
December 21
 36 15 0.00 0.0
December 22
 28 8 0.00 0.0
December 23
 38 15 0.00 0.0
December 24
 30 20 0.08 0.7
December 25
 n/a 4 0.00 0.0
December 26
 32 4 0.00 0.0
December 27
 40 21 0.00 0.0
December 28
 34 13 0.00 0.0
December 29
 40 16 0.00 0.0
December 30
 51 28 0.00 0.0
December 31
 54 24 0.00 0.0
Next Year >
Weather Station Details
Years Station Coordinates
1893–2024 Olney 2S location
© H Brothers Inc, 2021–2024
Contact us | Privacy policy