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United States / Iowa / ZIP area

A garden in
Callender.

Get to know the seasonal picture around your postal area, then explore the crops you want to grow.

Callender, IA 50523

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Garden tomatoes
Postal area50523
RegionIowa
Climate reference2001–2020

Your seasonal context

Understand the place before the date.

The 50523 area uses a representative location near 42.349°, -94.282°. In the nearby historical climate grid, July is the warmest month on average (24.4°C), while January is the coolest (-7.1°C). June has the highest mean daily precipitation (4.08 mm).

Monthly mean temperatures are below freezing in January, February, December. Outdoor planting during those months needs a separate protected-growing assessment. Use these seasonal differences to frame your questions for a local gardening adviser.

Light at your latitude

At 42.349° N, the length of the day changes independently of temperature. Compare the middle of three seasons when planning your garden.

March 1511.7 hours
June 1515.1 hours
December 158.9 hours

Geometric daylight estimate from latitude and solar declination, rounded to 0.1 hour. This is time above a flat horizon, excluding atmospheric refraction, hills, buildings and cloud cover. It is not the direct-sun exposure of your bed. About solar-position calculations.

Historical monthly climate near 50523 · 2001–2020
MonthMean air temperatureMean precipitation / day
January-7.1°C (19°F)0.63 mm
February-5.5°C (22°F)0.97 mm
March2.1°C (36°F)1.40 mm
April9.3°C (49°F)2.82 mm
May15.7°C (60°F)3.59 mm
June21.8°C (71°F)4.08 mm
July24.4°C (76°F)2.84 mm
August22.8°C (73°F)3.48 mm
September18.3°C (65°F)2.66 mm
October9.8°C (50°F)2.01 mm
November2.6°C (37°F)1.19 mm
December-4.3°C (24°F)1.08 mm

NASA POWER regional grid, 0.5° latitude × 0.625° longitude. Grid center 42.500°, -94.375°. Monthly mean air temperature is neither a nightly low nor soil temperature. Rainfall averages do not set a watering schedule. Open the climate source.

Compare nearby places

Six nearby postal areas

Explore the closest listed postal areas by straight-line distance between their representative coordinates. A nearby garden may still have different soil, shelter or elevation.

Nearby areas · historical January and July mean air temperature
Postal areaDistanceJanJul
Callender50523 · this area—-7.1°C24.4°C
GowrieIA 505438.2 km-7.1°C24.4°C
MoorlandIA 505669.9 km-7.1°C24.4°C
HarcourtIA 5054412.8 km-7.1°C24.4°C
OthoIA 5056913.2 km-7.1°C24.4°C
SomersIA 5058613.5 km-7.1°C24.4°C
BurnsideIA 5052113.8 km-7.1°C24.4°C

Distances use GeoNames representative postal coordinates, which may be estimated; they are not driving distances. Nearby areas often share one NASA POWER grid cell, so identical climate values are expected. Differences shown here describe the climate grids, not a measured difference between individual gardens.

What this postal area includes

Callender.

A ZIP area is a postal geography, not a neighborhood or municipal boundary. Place names may include multiple communities. The representative coordinates may be estimated. Nearby gardens can differ in elevation, shelter, slope and soil.

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