Waltham Weather in April
April in Waltham averages 15°C (59°F) during the day and 3°C (37°F) at night. Quite a bit of rainfall is typical this month, with around 91 mm (3.6 in) on average. An umbrella is a good idea.
Rainfall in Waltham in April
You can expect rain on roughly 11 days based on historical data, averaging 91 mm (3.6 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Waltham in April
April in Waltham brings moderate temperatures, with highs of 15°C (59°F) and nights around 3°C (37°F). Conditions are often most pleasant around the middle of the day. Nights drop to 3°C (37°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.
Sunshine in Waltham in April
The month enjoys around 229 hours of sunshine, creating mostly sunny days with good weather conditions.
Wind Speed in Waltham in April
April sees wind speeds averaging 6 m/s (12 knots). You'll experience strong winds that cause whole trees to sway and require effort when walking against them. As an average, expect variation from moderate breezes to particularly windy days that affect daily routines.
Average water temperature in April
At 6°C (43°F), the water is too cold for most people to swim comfortably. A wetsuit is pretty much essential if you plan to go in.If you prefer enjoying temperate temperatures and rain-free days, May, August and September typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Waltham's climate page.
Waltham Temperature in April
Min Temperature
3°C (37°F)
Max Temperature
15°C (59°F)
Water Temperature
6°C (43°F) *
Chance of Rain
37%
Precipitation
91 mm (3.6 in)
Rainy days
11 days
Humidity
63% *
Windspeed
6 m/s (12 knots) *
Sunshine
229 hours *
Percentage Sunshine
57% *
Best Places in the United States of America in April
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in April →
perfect weather
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unpleasant
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What to Wear in Waltham in April
The weather can be unpredictable in April, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. The water temperature sits at about 6°C (43°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Waltham in April
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Waltham's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Waltham climate overview or explore weather in the United States of America.
