Climate Insights for Seminole

Sioux County, Texas, United States

Hottest
July
36°C peak
Coldest
January
0°C low
Wettest
September
46mm rain
Best to Visit
April, May, September
Mild temps & low rain

Climate Overview

The climate in Seminole is temperate. The average annual temperature is 18°C and approximately 348mm of precipitation falls per year. September is the wettest month, receiving around 46mm of rainfall. Seminole is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, December, February, when temperatures can drop to 0°C. Light snow can occur between February and December.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 15° Average: 6° Min: 0° Feb Max: 19° Average: 9° Min: 2° Mar Max: 23° Average: 14° Min: 7° Apr Max: 27° Average: 18° Min: 10° May Max: 31° Average: 23° Min: 15° Jun Max: 35° Average: 27° Min: 20° Jul Max: 36° Average: 29° Min: 22° Aug Max: 34° Average: 28° Min: 21° Sep Max: 30° Average: 23° Min: 17° Oct Max: 26° Average: 17° Min: 10° Nov Max: 20° Average: 12° Min: 5° Dec Max: 15° Average: 7° Min: 0°
Max
Average
Min

Seminole has a wide annual temperature range, spanning 36°C from the coldest to warmest months. July is the hottest month, with daytime highs reaching 36°C and an average of 29°C. The coldest month is January, when overnight lows fall to 0°C and the daily average is 6°C. On average, daily temperatures fluctuate by about 15°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.

Precipitation

0mm 25mm 50mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 19mm Snow: 1mm Feb Precipitation: 12mm Snow: 2mm Mar Precipitation: 39mm Snow: 0mm Apr Precipitation: 23mm Snow: 0mm May Precipitation: 35mm Snow: 0mm Jun Precipitation: 35mm Snow: 0mm Jul Precipitation: 17mm Snow: 0mm Aug Precipitation: 41mm Snow: 0mm Sep Precipitation: 46mm Snow: 0mm Oct Precipitation: 40mm Snow: 2mm Nov Precipitation: 26mm Snow: 0mm Dec Precipitation: 15mm Snow: 4mm
Precipitation
Snow

Seminole is a quite dry location, receiving approximately 348mm of precipitation annually, which averages out to around 29mm per month. The wettest month is September, averaging 46mm of rainfall. August and October also tend to see above-average precipitation. The driest month is February, with just 12mm. That's 34mm less than September, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Light snowfall can occur between February and December, totalling around 8cm annually. December is the snowiest month with approximately 4cm.

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: 5km/h Apr Wind Speed: 5km/h May Wind Speed: 5km/h Jun Wind Speed: 5km/h Jul Wind Speed: 4km/h Aug Wind Speed: 4km/h Sep Wind Speed: 4km/h Oct Wind Speed: 4km/h Nov Wind Speed: 4km/h Dec Wind Speed: 4km/h
Wind Speed

Seminole 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 May, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

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

74 days until Autumn

It is currently summer in Seminole, which began on June 21, 2026. Seminole 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 July at around 36°C, while the coldest stretch bottoms out in January near 0°C. Autumn is next, beginning on September 23, 2026 — 74 days from now.

Spring

Temperatures range from 7 to 31°C. Rainfall is relatively light, with around 96mm over the season and a monthly average of 32mm. Winds are generally light, averaging 5km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 20 to 36°C. Rainfall is relatively light, with around 93mm over the season and a monthly average of 31mm. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 5 to 30°C. Rainfall is relatively light, with around 112mm over the season and a monthly average of 37mm. 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 0 to 19°C. Precipitation is minimal, with only around 46mm for the entire season. Expect around 6cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan
Feb
Mar 14°
Apr 18°
May 23°
Jun 27°
Jul 29°
Aug 28°
Sep 23°
Oct 17°
Nov 12°
Dec

The best time to visit Seminole is during April, May, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 36mm per month. By contrast, July can be uncomfortably hot with highs reaching 36°C, while January is the coldest period with lows dropping to 0°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Seminole 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
0 °C
15 °C
4 km/h
19 mm
1 cm
Feb
2 °C
19 °C
4 km/h
12 mm
2 cm
Mar
7 °C
23 °C
5 km/h
39 mm
0 cm
Apr
10 °C
27 °C
5 km/h
23 mm
0 cm
May
15 °C
31 °C
5 km/h
35 mm
0 cm
Jun
20 °C
35 °C
5 km/h
35 mm
0 cm
Jul Current
22 °C
36 °C
4 km/h
17 mm
0 cm
Aug
21 °C
34 °C
4 km/h
41 mm
0 cm
Sep
17 °C
30 °C
4 km/h
46 mm
0 cm
Oct
10 °C
26 °C
4 km/h
40 mm
2 cm
Nov
5 °C
20 °C
4 km/h
26 mm
0 cm
Dec
0 °C
15 °C
4 km/h
15 mm
4 cm
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