Climate Insights for Conway

Honolulu County, New Hampshire, United States

Hottest
July
26°C peak
Coldest
January
-12°C low
Wettest
December
154mm rain
Best to Visit
September
Mild temps & low rain

Climate Overview

The climate in Conway is cool. The average annual temperature is 6°C and approximately 1344mm of precipitation falls per year. Conway receives a notable amount of rainfall throughout the year, including during its driest month. Conway 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 -12°C. Conway experiences heavy snowfall, typically from January through December.

Temperature

-20° -10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -3° Average: -8° Min: -12° Feb Max: -1° Average: -7° Min: -11° Mar Max: 3° Average: -2° Min: -6° Apr Max: 10° Average: 5° Min: 0° May Max: 19° Average: 12° Min: 7° Jun Max: 22° Average: 17° Min: 11° Jul Max: 26° Average: 20° Min: 15° Aug Max: 24° Average: 19° Min: 14° Sep Max: 21° Average: 15° Min: 10° Oct Max: 13° Average: 8° Min: 4° Nov Max: 6° Average: 1° Min: -3° Dec Max: 0° Average: -4° Min: -8°
Max
Average
Min

Conway has a wide annual temperature range, spanning 38°C from the coldest to warmest months. The warmest month is July, when average highs reach 26°C and the mean temperature sits around 20°C. The coldest month is January, when overnight lows fall to -12°C and the daily average is -8°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 8°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: 108mm Snow: 47mm Feb Precipitation: 92mm Snow: 43mm Mar Precipitation: 93mm Snow: 38mm Apr Precipitation: 132mm Snow: 22mm May Precipitation: 87mm Snow: 1mm Jun Precipitation: 122mm Snow: 0mm Jul Precipitation: 130mm Snow: 0mm Aug Precipitation: 109mm Snow: 0mm Sep Precipitation: 81mm Snow: 0mm Oct Precipitation: 134mm Snow: 2mm Nov Precipitation: 102mm Snow: 20mm Dec Precipitation: 154mm Snow: 37mm
Precipitation
Snow

Conway is a fairly wet location, receiving approximately 1344mm of precipitation annually, which averages out to around 112mm per month. The wettest month is December, averaging 154mm of rainfall. October and April also tend to see above-average precipitation. The driest month is September, with just 81mm. That's 73mm less than December, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Conway receives heavy snowfall, accumulating around 211cm annually from January through December. The snowiest month is January, with approximately 47cm. Winter travel should account for significant snow cover.

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: 15km/h Feb Wind Speed: 15km/h Mar Wind Speed: 16km/h Apr Wind Speed: 16km/h May Wind Speed: 14km/h Jun Wind Speed: 13km/h Jul Wind Speed: 12km/h Aug Wind Speed: 12km/h Sep Wind Speed: 12km/h Oct Wind Speed: 13km/h Nov Wind Speed: 15km/h Dec Wind Speed: 14km/h
Wind Speed

Conway is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 16km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 12km/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. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 15km/h in winter, 15km/h in spring, 12km/h in summer, 13km/h in autumn.

Seasons

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

89 days until Summer

It is currently spring in Conway, which began on March 20, 2026. Conway 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 26°C, while the coldest stretch bottoms out in January near -12°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from -6 to 19°C. Rainfall is heavy, totalling around 312mm across the season with a monthly average of 104mm. Winds are moderate at around 15km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 11 to 26°C. Rainfall is heavy, totalling around 361mm across the season with a monthly average of 120mm. Winds are generally light, averaging 12km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -3 to 21°C. Rainfall is heavy, totalling around 317mm across the season with a monthly average of 106mm. Expect around 22cm of snow accumulation during this period. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -12 to 0°C. Rainfall is heavy, totalling around 354mm across the season with a monthly average of 118mm. Expect around 128cm of snow accumulation during this period. Winds are generally light, averaging 15km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -8°
Feb -7°
Mar -2°
Apr
May 12°
Jun 17°
Jul 20°
Aug 19°
Sep 15°
Oct
Nov
Dec -4°

The best time to visit Conway is during September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 15°C with modest rainfall averaging 81mm per month. By contrast, July can be uncomfortably hot with highs reaching 26°C, while January is the coldest period with lows dropping to -12°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 Conway 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
-12 °C
-3 °C
15 km/h
108 mm
47 cm
Feb
-11 °C
-1 °C
15 km/h
92 mm
43 cm
Mar Current
-6 °C
3 °C
16 km/h
93 mm
38 cm
Apr
0 °C
10 °C
16 km/h
132 mm
22 cm
May
7 °C
19 °C
14 km/h
87 mm
1 cm
Jun
11 °C
22 °C
13 km/h
122 mm
0 cm
Jul
15 °C
26 °C
12 km/h
130 mm
0 cm
Aug
14 °C
24 °C
12 km/h
109 mm
0 cm
Sep
10 °C
21 °C
12 km/h
81 mm
0 cm
Oct
4 °C
13 °C
13 km/h
134 mm
2 cm
Nov
-3 °C
6 °C
15 km/h
102 mm
20 cm
Dec
-8 °C
0 °C
14 km/h
154 mm
37 cm
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