Annual mean
Annual mean of daily highs
Annual mean of daily lows
Weldon city, Iowa
Official LSAD Designation: Weldon city • Census GEOID: 1983190
• Decatur County
Climate Normals & Weather Observations
30-year climate normals (1991–2020) and weather observations for Weldon city.
Reference Weather Station: OSCEOLA, IA US (ID: USC00136316)
• Located 8.5 miles from community center
• Elevation: 313.3 m
| Month | Average High (°F) | Average Low (°F) | Mean Temp (°F) | Precipitation (in) |
|---|---|---|---|---|
| January | 32.2° | 11.4° | 21.8° | 0.97" |
| February | 36.7° | 15.0° | 25.9° | 1.28" |
| March | 50.0° | 26.4° | 38.2° | 2.13" |
| April | 62.4° | 37.2° | 49.8° | 4.12" |
| May | 72.2° | 49.1° | 60.7° | 5.50" |
| June | 82.2° | 59.5° | 70.8° | 5.28" |
| July | 86.5° | 63.9° | 75.2° | 4.47" |
| August | 84.7° | 61.4° | 73.0° | 4.60" |
| September | 78.0° | 51.3° | 64.7° | 3.85" |
| October | 64.8° | 39.1° | 52.0° | 2.89" |
| November | 50.1° | 26.9° | 38.5° | 2.11" |
| December | 37.3° | 17.1° | 27.2° | 1.54" |
Annual Temperature History
2010–2025, completed calendar years only.
NOAA station OSCEOLA, IA US (ID: USC00136316) • 8.5 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 | 49.4 | 60.7 | 38.2 |
| 2011 | 49.7 | 61.3 | 38.1 |
| 2012 | 53.0 | 66.5 | 39.5 |
| 2013 | 48.2 | 59.8 | 36.5 |
| 2014 | 47.4 | 58.8 | 36.0 |
| 2015 | 50.9 | 62.6 | 39.1 |
| 2016 | 52.3 | 63.6 | 40.9 |
| 2017 | 52.1 | 64.1 | 40.1 |
| 2018 | 49.6 | 60.6 | 38.6 |
| 2019 | 48.7 | 59.7 | 37.8 |
| 2020 | 50.8 | 62.3 | 39.3 |
| 2021 | 51.8 | 62.9 | 40.7 |
| 2022 | 49.9 | 61.7 | 38.0 |
| 2023 | Unavailable | Unavailable | Unavailable |
| 2024 | 53.4 | 65.0 | 41.8 |
| 2025 | Unavailable | Unavailable | Unavailable |
Source: NOAA NCEI 1991–2020 U.S. Climate Normals, National Weather Service.