Climate Insights for Abingdon

Mellette County, Illinois, United States

Hottest
June
32°C peak
Coldest
January
-6°C low
Wettest
August
168mm rain
Best to Visit
May, July, September
Mild temps & low rain

Climate Overview

The climate in Abingdon is temperate. The average annual temperature is 13°C and approximately 838mm of precipitation falls per year. Abingdon receives a notable amount of rainfall throughout the year, including during its driest month. Abingdon is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: June, July, August. The coldest months are January, December, February, when temperatures can drop to -6°C. Snowfall occurs from January to December, with around 55cm accumulating over the season.

Temperature

-10° 10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 2° Average: -3° Min: -6° Feb Max: 5° Average: 0° Min: -3° Mar Max: 14° Average: 8° Min: 4° Apr Max: 18° Average: 12° Min: 7° May Max: 23° Average: 17° Min: 12° Jun Max: 32° Average: 25° Min: 19° Jul Max: 30° Average: 25° Min: 21° Aug Max: 30° Average: 25° Min: 21° Sep Max: 27° Average: 22° Min: 17° Oct Max: 22° Average: 15° Min: 11° Nov Max: 14° Average: 9° Min: 5° Dec Max: 1° Average: -2° Min: -5°
Max
Average
Min

Abingdon has a wide annual temperature range, spanning 38°C from the coldest to warmest months. The warmest month is June, when average highs reach 32°C and the mean temperature sits around 25°C. The coldest month is January, when overnight lows fall to -6°C and the daily average is -3°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between November and December, with a 11°C shift in average temperatures.

Precipitation

0mm 50mm 100mm 150mm 200mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 33mm Snow: 13mm Feb Precipitation: 31mm Snow: 11mm Mar Precipitation: 93mm Snow: 4mm Apr Precipitation: 77mm Snow: 0mm May Precipitation: 91mm Snow: 0mm Jun Precipitation: 72mm Snow: 0mm Jul Precipitation: 67mm Snow: 0mm Aug Precipitation: 168mm Snow: 0mm Sep Precipitation: 75mm Snow: 0mm Oct Precipitation: 61mm Snow: 0mm Nov Precipitation: 34mm Snow: 0mm Dec Precipitation: 38mm Snow: 26mm
Precipitation
Snow

Abingdon is a moderately rainy area, receiving approximately 838mm of precipitation annually, which averages out to around 70mm per month. The wettest month is August, averaging 168mm of rainfall. March and May also tend to see above-average precipitation. The driest month is February, with just 31mm. That's 138mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 55cm accumulating over the season. December typically sees the most snow at around 26cm.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 4km/h Feb Wind Speed: 4km/h Mar Wind Speed: 4km/h Apr Wind Speed: 4km/h May Wind Speed: 3km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/h Aug Wind Speed: 3km/h Sep Wind Speed: 4km/h Oct Wind Speed: 4km/h Nov Wind Speed: 4km/h Dec Wind Speed: 4km/h
Wind Speed

Abingdon is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

52 days until Autumn

It is currently summer in Abingdon, which began on June 21, 2026. Abingdon is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in June at around 32°C, while the coldest stretch bottoms out in January near -6°C. Autumn is next, beginning on September 23, 2026 — 52 days from now.

Spring

Temperatures range from 4 to 23°C. Precipitation is moderate at around 260mm for the season, averaging 87mm per month. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 19 to 32°C. Rainfall is heavy, totalling around 307mm across the season with a monthly average of 102mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 5 to 27°C. Precipitation is moderate at around 170mm for the season, averaging 57mm per month. Winds are generally light, averaging 4km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -6 to 5°C. Rainfall is relatively light, with around 102mm over the season and a monthly average of 34mm. Expect around 51cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.

Best Time to Visit

Jan -3°
Feb
Mar
Apr 12°
May 17°
Jun 25°
Jul 25°
Aug 25°
Sep 22°
Oct 15°
Nov
Dec -2°

The best time to visit Abingdon is during May, July, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 73mm per month. By contrast, June can be uncomfortably hot with highs reaching 32°C, while January is the coldest period with lows dropping to -6°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Abingdon based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-6 °C
2 °C
4 km/h
33 mm
13 cm
Feb
-3 °C
5 °C
4 km/h
31 mm
11 cm
Mar
4 °C
14 °C
4 km/h
93 mm
4 cm
Apr
7 °C
18 °C
4 km/h
77 mm
0 cm
May
12 °C
23 °C
3 km/h
91 mm
0 cm
Jun
19 °C
32 °C
3 km/h
72 mm
0 cm
Jul
21 °C
30 °C
3 km/h
67 mm
0 cm
Aug Current
21 °C
30 °C
3 km/h
168 mm
0 cm
Sep
17 °C
27 °C
4 km/h
75 mm
0 cm
Oct
11 °C
22 °C
4 km/h
61 mm
0 cm
Nov
5 °C
14 °C
4 km/h
34 mm
0 cm
Dec
-5 °C
1 °C
4 km/h
38 mm
26 cm
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