Annual mean
Annual mean of daily highs
Annual mean of daily lows
Masonville city, Iowa
Official LSAD Designation: Masonville city • Census GEOID: 1950205
• Delaware County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Masonville city.
Reference Weather Station: MANCHESTER #2, IA US (ID: USC00135086)
• Located 7.1 miles from community center
• Elevation: 301.8 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 26.1° | 8.2° | 17.1° | 1.14" |
| February | 30.6° | 12.0° | 21.3° | 1.35" |
| March | 43.7° | 23.8° | 33.8° | 2.10" |
| April | 57.8° | 34.8° | 46.3° | 3.82" |
| May | 69.6° | 46.9° | 58.3° | 4.49" |
| June | 79.1° | 57.6° | 68.3° | 6.02" |
| July | 82.1° | 61.0° | 71.6° | 4.79" |
| August | 80.4° | 58.1° | 69.3° | 4.13" |
| September | 74.1° | 49.0° | 61.5° | 3.84" |
| October | 61.0° | 37.4° | 49.2° | 3.11" |
| November | 45.1° | 25.7° | 35.4° | 2.20" |
| December | 32.0° | 15.2° | 23.6° | 1.58" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station MANCHESTER #2, IA US (ID: USC00135086) • 7.1 miles from community center .
This is the same reference station used for monthly normals.
Source: NOAA NCEI Global Summary of the Year.
Annual temperature data table (°F)
| Year | Annual mean (°F) | Annual mean of daily highs (°F) | Annual mean of daily lows (°F) |
|---|---|---|---|
| 2010 | 46.7 | 57.6 | 35.8 |
| 2011 | 46.6 | 57.0 | 36.1 |
| 2012 | 50.2 | 61.9 | 38.4 |
| 2013 | 44.7 | 55.0 | 34.3 |
| 2014 | 43.0 | 53.5 | 32.4 |
| 2015 | 46.9 | 57.5 | 36.4 |
| 2016 | 48.4 | 58.3 | 38.5 |
| 2017 | 47.7 | 58.2 | 37.1 |
| 2018 | 45.5 | 55.5 | 35.5 |
| 2019 | 44.8 | 54.8 | 34.8 |
| 2020 | 47.0 | 57.4 | 36.6 |
| 2021 | 47.5 | 58.3 | 36.7 |
| 2022 | 44.8 | 55.8 | 33.8 |
| 2023 | 48.6 | 59.7 | 37.5 |
| 2024 | 50.2 | 61.5 | 38.8 |
| 2025 | 48.6 | 59.9 | 37.3 |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.