Omachi Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Omachi Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2026


32°C
Highest Temp
15 Jul. 26

-14°C
Lowest Temp
23 Jan. 26


Seasonal Breakdown

Hottest MonthAugust26.38°C

Coldest MonthJanuary-9.12°C

Wettest MonthJuly10.24mm

Windiest MonthMarch11.68km/h

Frequently Asked Questions


1. What is the hottest month in Omachi historically?

August is historically Omachi's hottest month, with average maximum temperatures around 30°C. During peak heatwave events, the highest recorded temperatures have reached 36°C on 2022-07-02.

2. What is the coldest month in Omachi historically?

January is Omachi's coldest month, with average minimum temperatures around -6°C. The all-time record low of -15°C was recorded on 2023-01-26.

3. What is the average annual rainfall in Omachi over the past 17 years?

Omachi's average annual rainfall is approximately 1901.3mm, based on records spanning 17 years.

4. How many rainy days does Omachi experience on average per year?

Omachi historically records approximately 254.9 rainy days per year. July has the highest number of rain days at an average of 25.5 days.

5. What is the all-time highest temperature ever recorded in Omachi?

The all-time highest temperature recorded in Omachi is 36°C on 2022-07-02.

6. What is the all-time lowest temperature ever recorded in Omachi?

The all-time lowest temperature recorded in Omachi is -15°C on 2023-01-26.

7. What is the windiest time of year in Omachi historically?

Omachi experiences its strongest winds during March. The historic gust record of 34.4 kph was recorded on 2018-09-04.

8. What is the highest and lowest humidity in Omachi during a year?

Usually, Omachi's humidity peaks in January at around 86.2% and drops to its lowest in May at approximately 72.6%.