Sumy January Weather Averages

Sums'ka Oblast', Ukraine

January Weather Averages for Sumy

High Temp	-3°C	27°F
Low Temp	-8°C	18°F
Avg Temp	-5°C	23°F
Sunshine Hours	51 hours
Rainfall	51.46 mm	2.03 In
Rain days	11 days
Pressure	1019 mb	31 In

Sumy January Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	-3°C / 26°F	-7°C / 19°F	-5°C / 23°F	59 hours	42.50 mm / 1.67 In	9 days	1018 mb / 31 In
2010	-9°C / 16°F	-13°C / 8°F	-11°C / 12°F	56 hours	42.83 mm / 1.69 In	9 days	1024 mb / 31 In
2011	-5°C / 23°F	-10°C / 15°F	-7°C / 19°F	10 hours	29.60 mm / 1.17 In	9 days	1022 mb / 31 In
2012	-4°C / 25°F	-8°C / 18°F	-6°C / 22°F	65 hours	66.20 mm / 2.61 In	18 days	1020 mb / 31 In
2013	-4°C / 25°F	-8°C / 18°F	-6°C / 22°F	12 hours	46.30 mm / 1.82 In	15 days	1014 mb / 30 In
2014	-6°C / 21°F	-10°C / 14°F	-8°C / 18°F	82 hours	49.90 mm / 1.96 In	11 days	1022 mb / 31 In
2015	-1°C / 30°F	-5°C / 22°F	-3°C / 26°F	35 hours	44.90 mm / 1.77 In	13 days	1016 mb / 30 In
2016	-6°C / 21°F	-11°C / 12°F	-8°C / 18°F	3 hours	84.72 mm / 3.34 In	12 days	1016 mb / 30 In
2017	-4°C / 24°F	-9°C / 15°F	-6°C / 20°F	10 hours	32.80 mm / 1.29 In	11 days	1021 mb / 31 In
2018	-2°C / 28°F	-5°C / 22°F	-4°C / 25°F	85 hours	50.99 mm / 2.01 In	10 days	1022 mb / 31 In
2019	-3°C / 26°F	-9°C / 15°F	-6°C / 21°F	16 hours	40.27 mm / 1.59 In	13 days	1013 mb / 30 In
2020	1°C / 33°F	-2°C / 28°F	-1°C / 31°F	50 hours	45.80 mm / 1.80 In	11 days	1020 mb / 31 In
2021	-2°C / 29°F	-7°C / 19°F	-4°C / 25°F	4 hours	83.20 mm / 3.28 In	7 days	1014 mb / 30 In
2022	-2°C / 29°F	-7°C / 19°F	-4°C / 24°F	20 hours	83.40 mm / 3.28 In	22 days	1012 mb / 30 In
2023	1°C / 34°F	-4°C / 25°F	-2°C / 29°F	206 hours	17.20 mm / 0.68 In	3 days	1024 mb / 31 In
2024	-2°C / 28°F	-9°C / 16°F	-5°C / 23°F	45 hours	65.14 mm / 2.56 In	13 days	1017 mb / 31 In
2025	4°C / 39°F	-0°C / 32°F	2°C / 35°F	89 hours	22.60 mm / 0.89 In	8 days	1020 mb / 31 In
2026	-4°C / 24°F	-10°C / 14°F	-7°C / 20°F	75 hours	77.90 mm / 3.07 In	11 days	1017 mb / 31 In

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Region

Sums'ka Oblast'

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Sumy weather history: common questions

How far back does Sumy weather history go?

Hourly historical weather is available from 1 January 2009. Choose a date above, or pick a month at the top of the page for long-term averages.

Can I download Sumy historical weather as a file?

Yes. Buy historical weather data as daily or hourly CSV, yearly monthly averages or monthly climate averages. A free sample download is available.

Is there an API for historical weather?

Yes. The WeatherAPI.com History API returns hourly weather for any past date from 2010, as JSON or XML. Get a free API key.

Historical weather data

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CSV files from January 2009 to today:

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For developers

History API

Hourly past weather for Sumy as JSON, from 2010.

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