Seneca May Weather

Averages and records for weather in Seneca, Oregon in the month of May.
Typical Seneca May Weather
1991–2020
Average daily high 61.8 °F
Average daily low 32.4 °F
Average monthly precipitation 1.7 inches
Daily chance of precipitation 30.2%
Seneca May Weather Records
1908–2021
Highest temperature 89 °F May 19, 1934
Lowest temperature 6 °F May 23, 1944
Highest daily low 55 °F May 16, 1988
Lowest daily high 34 °F May 1, 1988
Hottest average high temperature 70.6 °F 1992
Coldest average high temperature 53.7 °F 2011
Most daily precipitation 1.3 inches May 10, 1989
Most monthly precipitation 4.5 inches 2015
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
May 1 57.7 28.7 76 11
May 2 58.1 29.0 75 11
May 3 58.4 29.3 78 8
May 4 58.8 29.5 81 14
May 5 59.0 29.8 82 13
May 6 59.2 30.0 82 12
May 7 59.3 30.2 84 14
May 8 59.5 30.4 81 9
May 9 59.8 30.7 80 18
May 10 60.1 30.9 79 14
May 11 60.4 31.2 80 15
May 12 60.6 31.5 81 16
May 13 60.9 31.7 83 19
May 14 61.2 31.9 86 13
May 15 61.5 32.2 84 18
May 16 61.8 32.5 84 16
May 17 62.1 32.7 87 19
May 18 62.4 33.1 87 17
May 19 62.8 33.4 89 17
May 20 63.0 33.6 80 18
May 21 63.4 33.8 81 10
May 22 63.7 34.0 88 10
May 23 63.9 34.3 82 6
May 24 64.1 34.5 88 15
May 25 64.4 34.7 85 18
May 26 64.7 34.8 84 13
May 27 64.8 34.9 85 19
May 28 65.0 35.1 86 15
May 29 65.1 35.2 88 18
May 30 65.2 35.3 87 18
May 31 65.3 35.4 84 17
Weather Station Details
Years Station Coordinates
1908–2021 Seneca location