May 2018 begins with warm temperatures and a rapid greening of the landscape. Drone photo, 300 feet above Lincoln, NE, by Ken Dewey
Last Month's Data: April 2018
Year 2018 (and last year) Precipitation in inches compared to normal
| JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | TOTAL | |
| Normal | 0.64 | 0.77 | 1.93 | 2.71 | 4.29 | 4.34 | 3.40 | 3.49 | 3.02 | 1.97 | 1.43 | 0.95 | 28.95 |
| 2018 | 0.41 | 0.74 | 2.71 | 0.67 | 2.23 | 6.76 | |||||||
| 2017 | 1.10 | 0.55 | 1.62 | 3.55 | 6.29 | 7.35 | 5.99 | 3.38 | 1.85 | 4.90 | 0.07 | 0.38 | 37.03 |
Normal January 1 - April 30 Precipitation total = 6.05 inches
Normal January 1 - May 31 Precipitation total = 10.34 inches
RECORD HIGH: May 26 , 2018: 100°F. Old record 98°F set in 1912.
RECORD HIGH: May 27, 2018: 97°F. Old record 95°F set in 1966.
Lincoln's Temperature and Precipitation records set in 2018
Lincoln's Heat Wave Page, LINK>> Heat Wave Climatology
All data in the following table are from the National Weather Service and HPRCC data archives.
If columns are hidden, scroll the table right.
| May | 2018 | Max | Min | Mean | Dep | Pcpn | Rec Pcpn | Rec Max | Rec Min | HDD | CDD | Avg Max | Avg Min | Avg Mean | Snow |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tuesday | May 1 | 84 | 65 | 75 | +18 | T | 2.10 | 93 | 24 | 0 | 10 | 69 | 45 | 57 | |
| Wednesday | May 2 | 68 | 48 | 58 | 0 | 0.22 | 1.50 | 91 | 26 | 7 | 0 | 70 | 45 | 58 | |
| Thursday | May 3 | 67 | 48 | 58 | 0 | 0.05 | 1.90 | 91 | 25 | 7 | 0 | 70 | 46 | 58 | |
| Friday | May 4 | 82 | 48 | 65 | +7 | 0.00 | 2.47 | 91 | 30 | 0 | 0 | 70 | 46 | 58 | |
| Saturday | May 5 | 87 | 44 | 66 | +7 | T | 3.35 | 97 | 31 | 0 | 1 | 71 | 47 | 59 | |
| Sunday | May 6 | 86 | 48 | 67 | +8 | 0.00 | 2.96 | 95 | 27 | 0 | 2 | 71 | 47 | 59 | |
| Monday | May 7 | 84 | 43 | 64 | +5 | 0.00 | 3.77 | 98 | 29 | 1 | 0 | 71 | 47 | 59 | |
| Tuesday | May 8 | 86 | 65 | 76 | +16 | 0.00 | 1.96 | 95 | 29 | 0 | 11 | 72 | 48 | 60 | |
| Wednesday | May 9 | 86 | 57 | 72 | +12 | 0.00 | 2.56 | 97 | 30 | 0 | 7 | 72 | 48 | 60 | |
| Thursday | May 10 | 86 | 55 | 71 | +11 | 0.00 | 1.05 | 95 | 30 | 0 | 6 | 72 | 48 | 60 | |
| Friday | May 11 | 68 | 49 | 59 | -2 | 0.44 | 2.96 | 94 | 29 | 6 | 0 | 73 | 49 | 61 | |
| Saturday | May 12 | 62 | 51 | 57 | -4 | 0.03 | 1.55 | 97 | 31 | 8 | 0 | 73 | 49 | 61 | |
| Sunday | May 13 | 79 | 53 | 66 | +5 | 0.00 | 2.76 | 96 | 27 | 0 | 1 | 73 | 50 | 61 | |
| Monday | May 14 | 78 | 59 | 69 | +7 | 0.02 | 2.63 | 100 | 32 | 0 | 4 | 74 | 50 | 62 | |
| Tuesday | May 15 | 80 | 55 | 68 | +6 | 0.00 | 2.35 | 93 | 31 | 0 | 3 | 74 | 50 | 62 | |
| Wednesday | May 16 | 86 | 52 | 69 | +7 | 0.00 | 2.01 | 92 | 30 | 0 | 4 | 74 | 51 | 62 | |
| Thursday | May 17 | 86 | 53 | 70 | +7 | 0.00 | 2.01 | 93 | 33 | 0 | 5 | 75 | 51 | 63 | |
| Friday | May 18 | 79 | 56 | 68 | +3 | T | 2.41 | 94 | 34 | 0 | 3 | 75 | 51 | 63 | |
| Saturday | May 19 | 65 | 52 | 59 | -4 | 0.31 | 1.62 | 95 | 35 | 6 | 0 | 75 | 52 | 63 | |
| Sunday | May 20 | 58 | 53 | 56 | -8 | 0.26 | 2.64 | 95 | 33 | 9 | 0 | 75 | 52 | 64 | |
| Monday | May 21 | 78 | 53 | 66 | +2 | 0.00 | 1.56 | 95 | 36 | 0 | 1 | 76 | 52 | 64 | |
| Tuesday | May 22 | 88 | 59 | 74 | +10 | 0.06 | 2.43 | 96 | 36 | 0 | 9 | 76 | 53 | 64 | |
| Wednesday | May 23 | 91 | 66 | 79 | +14 | 0.00 | 1.45 | 94 | 39 | 0 | 14 | 76 | 53 | 65 | |
| Thursday | May 24 | 90 | 67 | 79 | +14 | 0.00 | 1.43 | 100 | 34 | 0 | 14 | 77 | 53 | 65 | |
| Friday | May 25 | 97 | 64 | 81 | +16 | 0.00 | 1.78 | 98 | 35 | 0 | 16 | 77 | 54 | 65 | |
| Saturday | May 26 | 100 | 65 | 83 | +17 | 0.00 | 2.43 | 100 | 38 | 0 | 18 | 77 | 54 | 66 | |
| Sunday | May 27 | 97 | 66 | 82 | +16 | 0.00 | 3.32 | 97 | 36 | 0 | 17 | 78 | 54 | 66 | |
| Monday | May 28 | 95 | 66 | 81 | +15 | 0.00 | 1.97 | 98 | 34 | 0 | 16 | 78 | 55 | 66 | |
| Tuesday | May 29 | 87 | 65 | 76 | +9 | 0.83 | 2.64 | 102 | 32 | 0 | 11 | 79 | 55 | 67 | |
| Wednesday | May 30 | 87 | 62 | 75 | +8 | 0.01 | 2.59 | 104 | 40 | 0 | 10 | 79 | 55 | 67 | |
| Thursday | May 31 | 92 | 63 | 78 | +10 | 0.00 | 2.05 | 103 | 41 | 0 | 13 | 79 | 56 | 68 | |
| May | 2018 | Max | Min | Mean | Dep | Pcpn | Rec Pcpn | Rec Max | Rec Min | HDD | CDD | Avg Max | Avg Min | Avg Mean | |
| TOTAL | 2.23 | 44 | 196 | . | |||||||||||
| AVERAGE | 82.6 | 56.5 | 69.5 | ||||||||||||
| NORMAL | 74.2 | 50.5 | 62.3 | 4.29 | 147 | 65 | |||||||||
| DEPARTURE | +8.4 | +6.0 | +7.2 | -2.06 | -103 | +131 |
AVERAGE AND TOTAL are MAY 2018.
Temperature is °F
Precipitation measurement is "inches"
Precipitation "T" = trace, precipitation was observed but not enough to be measured
NORMAL (Norm) refers to the 1981-2010 Standard Normals
DEPARTURE is MAY 2018 Average measured against 1981-2010 normals, in °F.
Max = Observed Maximum and Min = Observed Minimum temperatures in °F.
Mean = Observed Mean Daily temperature in deg. F.
Dep = Departure from normal ( __ = below normal, + above normal), in °F.
Pcpn = Observed daily precipitation (midnight to midnight, CST) in inches.
Rec Pcpn = Record daily amount of precipitation in inches.
Rec Max = Record maximum temperature in °F.
Rec Min = Record Minimum temperature in °F.
HDD = heating degree day units (base of 65 degrees) in °F.
CDD = cooling degree day units (base of 65 degrees) in °F.
Norm Max = Daily Normal High Temperature (1981-2010 normals) in °F.
Norm Min = Daily Normal Low Temperature (1981-2010 normals) in °F.
Norm Mean = Daily Normal Mean Temperature (1981-2010 normals) in °F.
From the record books:
Warmest recorded MAY temperature, 104 °F., May 30, 1934.
Coldest recorded MAY temperature, 24 °F, May 1, 1994.
May Snowfalls:
Most MAY Snowfall: 3.0 inches, May 3-4, 1967.
Measurable snowfall has occurred 3 times in May from 1900 - 2017
May 3, 1907: 2.2 inches
May 3-4, 1967: 3.0 inches
May 1-2, 2013: 2.7 inches
NOTE: All data on this page are from the National Weather Service and HPRCC data archives.