Climate Insights for Central Valley Aviation Airport

Sweet Grass County, North Dakota, United States

Hottest
Luglio
28°C peak
Coldest
Febbraio
-15°C low
Wettest
Giugno
90mm rain
Best to Visit
Giugno, Luglio, Agosto
Mild temps & low rain

Climate Overview

The climate in Central Valley Aviation Airport is cool. The average annual temperature is 6°C and approximately 601mm of precipitation falls per year. Giugno is the wettest month, receiving around 90mm of rainfall. Central Valley Aviation Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: Luglio, Giugno, Agosto. The coldest months are Febbraio, Gennaio, Dicembre, when temperatures can drop to -15°C. Snowfall occurs from January to December, with around 88cm accumulating over the season.

Temperature

-20° -10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -7° Average: -11° Min: -15° Feb Max: -6° Average: -11° Min: -15° Mar Max: 3° Average: -2° Min: -7° Apr Max: 11° Average: 5° Min: 0° May Max: 21° Average: 14° Min: 8° Jun Max: 27° Average: 20° Min: 15° Jul Max: 28° Average: 22° Min: 16° Aug Max: 27° Average: 20° Min: 15° Sep Max: 23° Average: 16° Min: 11° Oct Max: 13° Average: 8° Min: 3° Nov Max: 4° Average: -1° Min: -4° Dec Max: -4° Average: -8° Min: -12°
Max
Average
Min

Central Valley Aviation Airport has a wide annual temperature range, spanning 43°C from the coldest to warmest months. The warmest month is Luglio, when average highs reach 28°C and the mean temperature sits around 22°C. Febbraio brings the harshest conditions, with lows dropping to -15°C and an average temperature of -11°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 9°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 15mm Snow: 11mm Feb Precipitation: 17mm Snow: 11mm Mar Precipitation: 24mm Snow: 13mm Apr Precipitation: 58mm Snow: 12mm May Precipitation: 79mm Snow: 1mm Jun Precipitation: 90mm Snow: 0mm Jul Precipitation: 66mm Snow: 0mm Aug Precipitation: 76mm Snow: 0mm Sep Precipitation: 57mm Snow: 0mm Oct Precipitation: 54mm Snow: 7mm Nov Precipitation: 27mm Snow: 9mm Dec Precipitation: 38mm Snow: 24mm
Precipitation
Snow

Central Valley Aviation Airport is a relatively dry area, receiving approximately 601mm of precipitation annually, which averages out to around 50mm per month. The wettest month is June, averaging 90mm of rainfall. May and August also tend to see above-average precipitation. The driest month is January, with just 15mm. That's 75mm less than June, 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 88cm accumulating over the season. December typically sees the most snow at around 24cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 20km/h Feb Wind Speed: 21km/h Mar Wind Speed: 21km/h Apr Wind Speed: 22km/h May Wind Speed: 21km/h Jun Wind Speed: 21km/h Jul Wind Speed: 18km/h Aug Wind Speed: 18km/h Sep Wind Speed: 21km/h Oct Wind Speed: 22km/h Nov Wind Speed: 20km/h Dec Wind Speed: 20km/h
Wind Speed

Central Valley Aviation Airport is moderately windy, with an average annual wind speed of 20km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 22km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 18km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

Seasons

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

92 days until Summer

It is currently spring in Central Valley Aviation Airport, which began on March 20, 2026. Central Valley Aviation Airport 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 Luglio at around 28°C, while the coldest stretch bottoms out in Febbraio near -15°C. Summer is next, beginning on June 21, 2026 — 92 days from now.

Spring

Temperatures range from -7 to 21°C. Precipitation is moderate at around 161mm for the season, averaging 54mm per month. Winds are moderate at around 21km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 15 to 28°C. Precipitation is moderate at around 232mm for the season, averaging 77mm per month. Winds are moderate at around 19km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from -4 to 23°C. Rainfall is relatively light, with around 138mm over the season and a monthly average of 46mm. Expect around 17cm of snow accumulation during this period. Winds are moderate at around 21km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -15 to -4°C. Rainfall is relatively light, with around 70mm over the season and a monthly average of 23mm. Expect around 46cm of snow accumulation during this period. Winds are moderate at around 20km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -11°
Feb -11°
Mar -2°
Apr
May 14°
Jun 20°
Jul 22°
Aug 20°
Sep 16°
Oct
Nov -1°
Dec -8°

The best time to visit Central Valley Aviation Airport is during Giugno, Luglio, Agosto and Settembre, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 72mm per month. By contrast, Febbraio can be quite cold with temperatures dropping to -15°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 Central Valley Aviation Airport 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
-15 °C
-7 °C
20 km/h
15 mm
11 cm
Feb
-15 °C
-6 °C
21 km/h
17 mm
11 cm
Mar Current
-7 °C
3 °C
21 km/h
24 mm
13 cm
Apr
0 °C
11 °C
22 km/h
58 mm
12 cm
May
8 °C
21 °C
21 km/h
79 mm
1 cm
Jun
15 °C
27 °C
21 km/h
90 mm
0 cm
Jul
16 °C
28 °C
18 km/h
66 mm
0 cm
Aug
15 °C
27 °C
18 km/h
76 mm
0 cm
Sep
11 °C
23 °C
21 km/h
57 mm
0 cm
Oct
3 °C
13 °C
22 km/h
54 mm
7 cm
Nov
-4 °C
4 °C
20 km/h
27 mm
9 cm
Dec
-12 °C
-4 °C
20 km/h
38 mm
24 cm
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Metric (°C, km/h)