Climate Insights for Bolivar

Wahkiakum County, Tennessee, United States

Hottest
July
33°C peak
Coldest
January
2°C low
Wettest
March
156mm rain
Best to Visit
September, October
Mild temps & low rain

Climate Overview

The climate in Bolivar is temperate. The average annual temperature is 17°C and approximately 1385mm of precipitation falls per year. Bolivar receives a notable amount of rainfall throughout the year, including during its driest month. Bolivar is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to 2°C. Light snow can occur between January and February.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 10° Average: 5° Min: 2° Feb Max: 14° Average: 8° Min: 4° Mar Max: 19° Average: 13° Min: 8° Apr Max: 23° Average: 16° Min: 11° May Max: 27° Average: 22° Min: 17° Jun Max: 31° Average: 26° Min: 21° Jul Max: 33° Average: 27° Min: 23° Aug Max: 32° Average: 26° Min: 22° Sep Max: 30° Average: 24° Min: 19° Oct Max: 24° Average: 18° Min: 12° Nov Max: 17° Average: 11° Min: 7° Dec Max: 13° Average: 8° Min: 4°
Max
Average
Min

Temperatures in Bolivar vary considerably across the year, with a 31°C difference between the coldest and warmest months. The warmest month is July, when average highs reach 33°C and the mean temperature sits around 27°C. January is the coolest month, with minimum temperatures around 2°C and an average of 5°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 7°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: 116mm Snow: 5mm Feb Precipitation: 151mm Snow: 2mm Mar Precipitation: 156mm Snow: 1mm Apr Precipitation: 126mm Snow: 0mm May Precipitation: 117mm Snow: 0mm Jun Precipitation: 86mm Snow: 0mm Jul Precipitation: 124mm Snow: 0mm Aug Precipitation: 116mm Snow: 0mm Sep Precipitation: 79mm Snow: 0mm Oct Precipitation: 78mm Snow: 0mm Nov Precipitation: 90mm Snow: 0mm Dec Precipitation: 146mm Snow: 1mm
Precipitation
Snow

Bolivar is a fairly wet location, receiving approximately 1385mm of precipitation annually, which averages out to around 115mm per month. The wettest month is March, averaging 156mm of rainfall. February and December also tend to see above-average precipitation. The driest month is October, with just 78mm. That's 77mm less than March, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Light snowfall can occur between January and February, totalling around 9cm annually. January is the snowiest month with approximately 5cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 17km/h Feb Wind Speed: 17km/h Mar Wind Speed: 17km/h Apr Wind Speed: 17km/h May Wind Speed: 15km/h Jun Wind Speed: 13km/h Jul Wind Speed: 11km/h Aug Wind Speed: 11km/h Sep Wind Speed: 12km/h Oct Wind Speed: 14km/h Nov Wind Speed: 15km/h Dec Wind Speed: 16km/h
Wind Speed

Bolivar is mildly breezy, with an average annual wind speed of 15km/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 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 17km/h in winter, 17km/h in spring, 12km/h in summer, 14km/h in autumn.

Seasons

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

92 days until Summer

It is currently spring in Bolivar, which began on March 20, 2026. Bolivar 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 33°C, while the coldest stretch bottoms out in January near 2°C. Summer is next, beginning on June 21, 2026 — 92 days from now.

Spring

Temperatures range from 8 to 27°C. Rainfall is heavy, totalling around 399mm across the season with a monthly average of 133mm. Winds are moderate at around 17km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 21 to 33°C. Rainfall is heavy, totalling around 326mm across the season with a monthly average of 109mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 7 to 30°C. Precipitation is moderate at around 247mm for the season, averaging 82mm per month. Winds are generally light, averaging 14km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 2 to 14°C. Rainfall is heavy, totalling around 413mm across the season with a monthly average of 138mm. Expect around 8cm of snow accumulation during this period. Winds are moderate at around 17km/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 13°
Apr 16°
May 22°
Jun 26°
Jul 27°
Aug 26°
Sep 24°
Oct 18°
Nov 11°
Dec

The best time to visit Bolivar is during September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 78mm per month. By contrast, July can be uncomfortably hot with highs reaching 33°C, while January is the coldest period with lows dropping to 2°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 Bolivar 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
2 °C
10 °C
17 km/h
116 mm
5 cm
Feb
4 °C
14 °C
17 km/h
151 mm
2 cm
Mar Current
8 °C
19 °C
17 km/h
156 mm
1 cm
Apr
11 °C
23 °C
17 km/h
126 mm
0 cm
May
17 °C
27 °C
15 km/h
117 mm
0 cm
Jun
21 °C
31 °C
13 km/h
86 mm
0 cm
Jul
23 °C
33 °C
11 km/h
124 mm
0 cm
Aug
22 °C
32 °C
11 km/h
116 mm
0 cm
Sep
19 °C
30 °C
12 km/h
79 mm
0 cm
Oct
12 °C
24 °C
14 km/h
78 mm
0 cm
Nov
7 °C
17 °C
15 km/h
90 mm
0 cm
Dec
4 °C
13 °C
16 km/h
146 mm
1 cm
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Metric (°C, km/h)