Alton Weather In May 2018
Historical Data for May 2018 in Alton, United States
| Temperature | Max | Average | Min | |
|---|---|---|---|---|
| Max Temperature | 28.0°C (82.4°F) | 21.45°C (70.61°F) | 14.0°C (57.2°F) | |
| Avg Temperature | 24.0°C (75.2°F) | 17.23°C (63.01°F) | 10.0°C (50.0°F) | |
| Min Temperature | 16.0°C (60.8°F) | 7.52°C (45.54°F) | 1.0°C (33.8°F) | |
| Dew Point | Max | Average | Min | |
| Dew Point | 16.0°C (60.8°F) | 8.0°C (46.4°F) | -1.0°C (30.2°F) | |
| Precipitation | Max | Average | Min | Sum |
| Precipitation | 11.7mm | 0.46in | 2.33mm | 0.09in | 0.0mm | 0in | 72.2mm | 2.84in |
| Snowdepth | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in | 0.0mm | 0in |
| Wind | Max | Average | Min | |
| Wind | 15.0kmh | 9.32mph | 8.23kmh | 5.11mph | 5.0kmh | 3.11mph | |
| Gust Wind | 22.0kmh | 13.67mph | 12.35kmh | 7.67mph | 7.0kmh | 4.35mph | |
| Sea Level Pressure | Max | Average | Min | |
| Sea Level Pressure | 11.7mb | 2.33mb | 0.0mb |
May 2018 Graph
May 2018 - Daily Observations
| Time | Temperature | Dew Point | Humidity | Wind Speed | Pressure | Precipitation |
|---|---|---|---|---|---|---|
| May | ° C | ° F | ° C | ° F | % | Kph | Mph | Hg | Mb | Total (mm/in) |
| 2018-05-01 | 12 | 53.6 | 4 | 39.2 | 76 | 7 | 4.35 | 30.0 | 1016 | 0.1 | 0.0 |
| 2018-05-02 | 23 | 73.4 | 9 | 48.2 | 57 | 13 | 8.08 | 29.88 | 1012 | 0.0 | 0.0 |
| 2018-05-03 | 20 | 68.0 | 15 | 59.0 | 80 | 7 | 4.35 | 29.88 | 1012 | 10.7 | 0.42 |
| 2018-05-04 | 20 | 68.0 | 16 | 60.8 | 86 | 9 | 5.59 | 29.8 | 1009 | 11.7 | 0.46 |
| 2018-05-05 | 16 | 60.8 | 5 | 41.0 | 57 | 15 | 9.32 | 29.91 | 1013 | 3.9 | 0.15 |
| 2018-05-06 | 14 | 57.2 | 10 | 50.0 | 86 | 5 | 3.11 | 30.0 | 1016 | 11.5 | 0.45 |
| 2018-05-07 | 15 | 59.0 | 6 | 42.8 | 71 | 5 | 3.11 | 30.09 | 1019 | 1.4 | 0.06 |
| 2018-05-08 | 17 | 62.6 | 6 | 42.8 | 69 | 6 | 3.73 | 30.24 | 1024 | 0.0 | 0.0 |
| 2018-05-09 | 18 | 64.4 | 8 | 46.4 | 71 | 6 | 3.73 | 30.18 | 1022 | 0.0 | 0.0 |
| 2018-05-10 | 18 | 64.4 | 7 | 44.6 | 69 | 9 | 5.59 | 29.88 | 1012 | 0.0 | 0.0 |
| 2018-05-11 | 12 | 53.6 | -1 | 30.2 | 50 | 13 | 8.08 | 29.97 | 1015 | 0.0 | 0.0 |
| 2018-05-12 | 10 | 50.0 | -0 | 32.0 | 62 | 6 | 3.73 | 30.18 | 1022 | 0.0 | 0.0 |
| 2018-05-13 | 14 | 57.2 | 3 | 37.4 | 65 | 7 | 4.35 | 30.12 | 1020 | 0.0 | 0.0 |
| 2018-05-14 | 18 | 64.4 | 8 | 46.4 | 72 | 7 | 4.35 | 29.94 | 1014 | 0.0 | 0.0 |
| 2018-05-15 | 19 | 66.2 | 13 | 55.4 | 85 | 9 | 5.59 | 29.83 | 1010 | 5.0 | 0.2 |
| 2018-05-16 | 13 | 55.4 | 7 | 44.6 | 77 | 8 | 4.97 | 30.12 | 1020 | 0.0 | 0.0 |
| 2018-05-17 | 20 | 68.0 | 11 | 51.8 | 78 | 5 | 3.11 | 30.03 | 1017 | 0.2 | 0.01 |
| 2018-05-18 | 14 | 57.2 | 2 | 35.6 | 57 | 8 | 4.97 | 30.36 | 1028 | 0.0 | 0.0 |
| 2018-05-19 | 11 | 51.8 | 3 | 37.4 | 69 | 6 | 3.73 | 30.3 | 1026 | 9.0 | 0.35 |
| 2018-05-20 | 19 | 66.2 | 13 | 55.4 | 86 | 11 | 6.84 | 29.91 | 1013 | 2.6 | 0.1 |
| 2018-05-21 | 19 | 66.2 | 6 | 42.8 | 62 | 9 | 5.59 | 30.12 | 1020 | 0.0 | 0.0 |
| 2018-05-22 | 16 | 60.8 | 10 | 50.0 | 77 | 6 | 3.73 | 30.09 | 1019 | 3.1 | 0.12 |
| 2018-05-23 | 20 | 68.0 | 10 | 50.0 | 73 | 9 | 5.59 | 29.88 | 1012 | 0.4 | 0.02 |
| 2018-05-24 | 17 | 62.6 | 6 | 42.8 | 64 | 6 | 3.73 | 30.06 | 1018 | 0.3 | 0.01 |
| 2018-05-25 | 24 | 75.2 | 10 | 50.0 | 55 | 14 | 8.7 | 29.83 | 1010 | 0.1 | 0.0 |
| 2018-05-26 | 22 | 71.6 | 16 | 60.8 | 78 | 9 | 5.59 | 29.8 | 1009 | 9.8 | 0.39 |
| 2018-05-27 | 12 | 53.6 | 7 | 44.6 | 74 | 10 | 6.21 | 30.18 | 1022 | 2.2 | 0.09 |
| 2018-05-28 | 16 | 60.8 | 9 | 48.2 | 78 | 6 | 3.73 | 30.06 | 1018 | 0.2 | 0.01 |
| 2018-05-29 | 23 | 73.4 | 12 | 53.6 | 69 | 7 | 4.35 | 30.0 | 1016 | 0.0 | 0.0 |
| 2018-05-30 | 19 | 66.2 | 6 | 42.8 | 56 | 8 | 4.97 | 30.15 | 1021 | 0.0 | 0.0 |
| 2018-05-31 | 23 | 73.4 | 11 | 51.8 | 64 | 9 | 5.59 | 30.0 | 1016 | 0.0 | 0.0 |