Ottumwa weather
At 6:30 PM local time it was cloudy and 16°C (60°F). Light rain for 2 of the next 24 hours (under 1 mm/h, 0.8 mm total) — cloudy, but fine to be out. Best months for weather: May–Oct. Ottumwa sits 210 m (689 ft) above sea level, which keeps it cooler than the coast. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for Ottumwa, Iowa, United States.
Current conditions
- Clouds
- 100%
- Chance of rain
- 4%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 2 of the next 24 hours (under 1 mm/h, 0.8 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season May–OctOff season Nov–Mar
About Ottumwa weather
Is it raining in Ottumwa right now?
No. It’s cloudy and 16° right now. Light rain for 2 of the next 24 hours (under 1 mm/h, 0.8 mm total) — cloudy, but fine to be out.
What’s the weather like in Ottumwa this week?
Over the next 7 days, expect highs of 13–23° and lows of 8–15°. Rain is likely on 3 of 7 days (Saturday, Monday, Tuesday). The driest day looks like Thursday.
Has it been raining in Ottumwa lately?
In the past 7 days, Ottumwa had 1 rainy day and 18.0 mm of rain in total.
What should I pack for Ottumwa?
For the coming week, bring an umbrella or rain jacket and a warm layer for the evenings.
Ottumwa weather by month
When is the best time to visit Ottumwa?
Based on weather alone, the best time to visit Ottumwa is May–Oct, according to NASA's 2001–2025 climate averages. Nov–Mar tends to be the least pleasant. Average highs run from 0°C (31°F) in January to 31°C (87°F) in July.
What is the rainiest month in Ottumwa?
June is the wettest month, with about 136 mm (5.4 in) of rain on average. January is the driest, with about 29 mm (1.1 in).
What is the hottest month in Ottumwa?
July is the warmest, with average highs of 31°C (87°F) and lows of 19°C (67°F). January is the coolest, with highs of 0°C (31°F) and lows of -9°C (15°F).
Does Ottumwa have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is June at about 136 mm (5.4 in).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months