Historical climate averages in Philadelphia for April
United States · 1935–2026 · 63 daily observations
A month-level reference built from observed daily highs, lows, and precipitation values. Use it to see how April fits into Philadelphia's annual pattern, then jump to nearby months below.
Average High
19.3°C
Average Low
8.3°C
Record High
30.9°C
Record Low
-1.6°C
Average Daily Precipitation
3.3mm
Data Coverage
1935–2026 (63 obs)
April in context
April in Philadelphia is the 7th warmest month by average daytime high. Average highs reach 19.3°C and average lows settle near 8.3°C.
the 5th wettest month by average daily precipitation. Average daily precipitation is 3.3mm, versus 4.3mm in May, the wettest month.
This snapshot is built from 63 daily observations collected between 1935 and 2026. Record highs and lows mark the single hottest and coldest daily readings in the archive for this month.
Relative to the full year
- Daytime highs: +1.5°C vs city-wide monthly average
- Nighttime lows: -0.5°C vs city-wide monthly average
- Daily precipitation: +0.5mm vs city-wide monthly average
Archive quality
- Coverage: 1935–2026 (63 obs)
- Temperature span: 32.5°C between record low and high
- Driest month benchmark: August at 0.7mm
How this summary is calculated
PastWeather groups all recorded days for April, then calculates the average daytime high, average nighttime low, and average daily precipitation value for that month. The cards above stay tied to observed data rather than travel copy or generic climate descriptions.
Average high / low
Mean daily maximum and minimum temperatures across every recorded April day in the archive.
Record extremes
The single hottest and coldest daily readings observed during this month, useful for understanding outlier risk.
Precipitation note
Precipitation is shown as an average daily value for this month, which helps compare wetter and drier parts of the year on the same basis.
Explore another month
Move month by month or jump straight to the warmest, coldest, or wettest part of the year for Philadelphia.